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| FORM 10-K/A (Amendment no. 1) |

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| x | ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. |

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| ☐ | TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. |

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|                                                                          |
| HC2 HOLDINGS, INC.(Exact name of registrant as specified in its charter) |

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|                                                               |  |  |
| Delaware                                                      |   | 54-1708481 |
| (State or other jurisdiction ofincorporation or organization) |   | (I.R.S. EmployerIdentification No.) |
| 450 Park Avenue, 30th Floor, New York, NY                     |   | 10022 |
| (Address of principal executive offices)                      |   | (Zip Code) |

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|------------------------------------------|
|                                          |  |  |
| Title of each class                      |   | Name of each exchange on which registered |
| Common Stock, par value $0.001 per share |   | New York Stock Exchange |

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|-----------------------------------|
|                                   |  |  |  |
| Large accelerated filer |  ☐ | Accelerated filer | x |
| Non-accelerated filer             |  ☐ | Smaller reporting company |  ☐ |
|                              |   | Emerging Growth Company |  ☐ |

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|               |  |  |
| ExhibitNumber |   | Description |
|          |   |   |
| 2.1           |   | Sale and Purchase Agreement, dated September 22, 2014, by and between Global Marine Holdings, LLC and the Sellers party thereto (incorporated by reference to Exhibit 2.1 to HC2 Holdings, Inc.’s ("HC2") Current Report on Form 8-K, filed on September 26, 2014) (File No.  001-35210). |
|          |   |   |
| 2.2           |   | Amended and Restated Stock Purchase Agreement, dated as of December 24, 2015, by and among HC2, Continental General Corporation and Great American Financial Resources, Inc. (incorporated by reference to Exhibit 2.1 to HC2’s Current Report on Form 8-K, filed on December 28, 2015)(File No. 001-35210). |
|          |   |   |
| 2.3#          |   | Business Purchase Agreement, dated as of October 11, 2017, by and among Fugro N.V., Global Marine Systems Limited and Global Marine Holdings LLC (incorporated by reference to Exhibit 2.1 to HC2's Current Report on Form 8-K, filed on October 12, 2017) (File No. 001-35210). |
|          |   |   |
| 2.4#          |   | Warranty and Indemnity Agreement, dated as of October 11, 2017, by and among Fugro N.V., Global Marine Systems Limited and Global Marine Holdings LLC (incorporated by reference to Exhibit 2.2 to HC2's Current Report on Form 8-K, filed on October 12, 2017) (File No. 001-35210). |
|          |   |   |
| 2.5#          |   | Stock Purchase Agreement, dated as of November 6, 2017, by and between Humana, Inc. and Continental General Insurance Company (incorporated by reference to Exhibit 2.1 to HC2's Current Report on Form 8-K, filed on November 7, 2017) (File No. 001-35210). |
|          |   |   |
| 2.6#          |   | Fourth Amended and Restated Limited Liability Company Agreement of Global Marine Holdings, LLC, dated as of November 30, 2017, by and among Global Marine Holdings, LLC and the Members party thereto (incorporated by reference to Exhibit 2.1 to HC2's Current Report on Form 8-K, filed on November 30, 2017) (File No. 001-35210). |
|          |   |   |
| 2.7#          |   | Vendor Loan Agreement, dated as of November 30, 2017, by and between Fugro Financial Resources B.V. and Global Marine Systems Limited (incorporated by reference to Exhibit 2.2 to HC2's Current Report on Form 8-K, filed on November 30, 2017) (File No. 001-35210). |
|          |   |   |
| 2.8#          |   | Transitional Services and Framework Services Agreement, dated as of November 30, 2017, by and between Fugro N.V. and Global Marine Systems Limited (incorporated by reference to Exhibit 2.3 to HC2's Current Report on Form 8-K, filed on November 30, 2017) (File No. 001-35210). |
|          |   |   |
| 3.1           |   | Second Amended and Restated Certificate of Incorporation of HC2 (incorporated by reference to Exhibit 3.1 to HC2’s Form 8-A, filed on June 20, 2011) (File No. 001-35210). |
|          |   |   |
| 3.2           |   | Certificate of Ownership Merging PTGI Name Change, Inc. into Primus Telecommunications Group, Incorporated (incorporated by reference to Exhibit 3.1 to HC2’s Current Report on Form 8-K, filed on October 18, 2013) (File No. 001-35210). |
|          |   |   |
| 3.3           |   | Certificate of Ownership and Merger Merging HC2 Name Change, Inc. into PTGI Holding, Inc. (incorporated by reference to Exhibit 3.1 to HC2’s Current Report on Form 8-K, filed on April 11, 2014) (File No. 001-35210). |
|          |   |   |
| 3.4           |   | Certificate of Amendment to Second Amended and Restated Certificate of Incorporation of HC2 (incorporated by reference to Exhibit 3.1 to HC2’s Current Report on Form 8-K, filed on June 18, 2014) (File No. 001-35210). |
|          |   |   |
| 3.5           |   | Third Amended and Restated Bylaws of HC2 (incorporated by reference to Exhibit 3.1 to HC2's Current Report on Form 8-K, filed on June 14, 2017) (File No. 001-35210). |
|          |   |   |
| 4.1           |   | Indenture, dated as of November 20, 2014, by and among HC2, the guarantors party thereto and U.S. Bank National Association (incorporated by reference to Exhibit 4.1 to HC2’s Current Report on Form 8-K, filed on November 21, 2014) (File No. 001-35210). |
|          |   |   |
| 4.2           |   | Certificate of Amendment to the Certificate of Designation of Series A Convertible Participating Preferred Stock of HC2 (incorporated by reference to Exhibit 4.2 to HC2’s Current Report on Form 8-K, filed on January 9, 2015) (File No. 001-35210). |
|          |   |   |
| 4.3           |   | Certificate of Amendment to the Certificate of Designation of Series A-1 Convertible Participating Preferred Stock of HC2 (incorporated by reference to Exhibit 4.3 to HC2’s Current Report on Form 8-K, filed on January 9, 2015) (File No. 001-35210). |
|          |   |   |
| 4.4           |   | Certificate of Designation of Series A-2 Convertible Participating Preferred Stock of HC2 (incorporated by reference to Exhibit 4.1 to HC2’s Current Report on Form 8-K, filed on January 9, 2015) (File No. 001-35210). |
|          |   |   |
| 4.5           |   | Certificate of Correction of the Certificate of Amendment to the Certificate of Designation of Series A Convertible Participating Preferred Stock of HC2, filed on January 5, 2015 (incorporated by reference to Exhibit 4.1 on HC2’s Quarterly Report on Form 10-Q, filed on August 10, 2015) (File No. 001-35210). |
|          |   |   |
| 4.6           |   | Certificate of Correction of the Certificate of Amendment to the Certificate of Designation of Series A Convertible Participating Preferred Stock of HC2, filed on January 5, 2015 (incorporated by reference to Exhibit 4.2 on HC2’s Quarterly Report on Form 10-Q, filed on August 10, 2015) (File No. 001-35210). |
|          |   |   |
| 4.7           |   | Certificate of Correction of the Certificate of Amendment to the Certificate of Designation of Series A Convertible Participating Preferred Stock of HC2, filed on May 29, 2014 (incorporated by reference to Exhibit 4.3 on HC2’s Quarterly Report on Form 10-Q, filed on August 10, 2015) (File No. 001-35210). |
|          |   |   |
| 4.8           |   | Certificate of Correction of the Certificate of Amendment to the Certificate of Designation of Series A-1 Convertible Participating Preferred Stock of HC2, filed on January 5, 2015 (incorporated by reference to Exhibit 4.4 on HC2’s Quarterly Report on Form 10-Q, filed on August 10, 2015) (File No. 001-35210). |
|          |   |   |

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| 4.9    |   | Certificate of Correction of the Certificate of Amendment to the Certificate of Designation of Series A-1 Convertible Participating Preferred Stock of HC2, filed on September 22, 2014 (incorporated by reference to Exhibit 4.5 on HC2’s Quarterly Report on Form 10-Q, filed on August 10, 2015) (File No. 001-35210). |
|   |   |   |
| 4.10   |   | Certificate of Correction of the Certificate of Amendment to the Certificate of Designation of Series A-2 Convertible Participating Preferred Stock of HC2, filed on January 5, 2015 (incorporated by reference to Exhibit 4.6 on HC2’s Quarterly Report on Form 10-Q, filed on August 10, 2015) (File No. 001-35210). |
|   |   |   |
| 4.11   |   | Warrant Agreement, dated as of December 24, 2015, between HC2 and Great American Financial Resources, Inc. (incorporated by reference to Exhibit 4.1 to HC2’s Current Report on Form 8-K, filed on December 28, 2015) (File No. 001-35210) |
|   |   |   |
| 4.12   |   | 11% Senior Secured Bridge Note due 2019, dated as of December 16, 2016, among HC2 Holdings 2, Inc., as the issuer, HC2 as guarantor, and certain other guarantors party thereto (incorporated by reference to Exhibit 4.1 to HC2’s Current Report on Form 8-K, filed December 20, 2016) (File No. 001-35210). |
|   |   |   |
| 4.13   |   | Amended and Restated Certificate of Designation of Series A-1 Convertible Participating Preferred Stock of HC2 (incorporated by reference to Exhibit 10.1 on HC2’s Quarterly Report on Form 10-Q, filed on August 9, 2016) (File No. 001-35210). |
|   |   |   |
| 4.14#  |   | Credit Agreement, dated as of November 9, 2017, among HC2 Broadcasting Holdings Inc., certain other guarantors party thereto, Jefferies Finance LLC and the Lenders (incorporated by reference to Exhibit 4.1 to HC2's Current Report on Form 8-K, filed on November 9, 2017) (File No. 001-35210). |
|   |   |   |
| 4.15   |   | First Amendment to Credit Agreement, dated as of February 4, 2018, among HC2 Broadcasting Holdings Inc., Jefferies Finance LLC and the Lenders (incorporated by reference to Exhibit 4.1 to HC2's Current Report on Form 8-K, filed on February 6, 2018) (File No. 001-35210). |
|   |   |   |
| 10.1   |   | Stock Purchase Agreement, dated May 12, 2014, by and between HC2 and SAS Venture LLC (incorporated by reference to Exhibit 10.1 to HC2’s Current Report on Form 8-K, filed on May 13, 2014) (File No. 001-35210). |
|   |   |   |
| 10.2^  |   | Employment Agreement, dated May 21, 2014, by and between HC2 and Philip Falcone (incorporated by reference to Exhibit 10.2 on HC2’s Quarterly Report on Form 10-Q, filed on August 11, 2014) (File No. 001-35210). |
|   |   |   |
| 10.3   |   | Securities Purchase Agreement, dated as of May 29, 2014, by and among HC2 and affiliates of Hudson Bay Capital Management LP, Benefit Street Partners L.L.C. and DG Capital Management, LLC (the "Purchasers") (incorporated by reference to Exhibit 10.1 to HC2’s Current Report on Form 8-K, filed on June 4, 2014) (File No. 001-35210). |
|   |   |   |
| 10.4^  |   | HC2 2014 Omnibus Equity Award Plan (incorporated by reference to Exhibit A to HC2’s Definitive Proxy Statement, filed on April 30, 2014) (File No. 001-35210). |
|   |   |   |
| 10.5^  |   | 2014 HC2 Executive Bonus Plan (incorporated by reference to Exhibit 10.1 to HC2’s Current Report on Form 8-K, filed on June 18, 2014) (File No. 001-35210). |
|   |   |   |
| 10.6   |   | Second Amended and Restated Credit and Security Agreement, dated as of August 14, 2013, by and among DBMG, as Borrower, and Wells Fargo Credit, Inc. (incorporated by reference to Exhibit 10.12 on HC2’s Quarterly Report on Form 10-Q, filed on August 11, 2014) (File No. 001-35210). |
|   |   |   |
| 10.7   |   | Amendment to Second Amended and Restated Credit and Security Agreement, dated as of September 24, 2013, by and among DBMG, as Borrower, and Wells Fargo Credit, Inc. (incorporated by reference to Exhibit 10.13 on HC2’s Quarterly Report on Form 10-Q, filed on August 11, 2014) (File No. 001-35210). |
|   |   |   |
| 10.8   |   | Second Amendment to Second Amended and Restated Credit and Security Agreement, dated as of February 3, 2014, by and among DBMG, as Borrower, and Wells Fargo Credit, Inc. (incorporated by reference to Exhibit 10.14 on HC2’s Quarterly Report on Form 10-Q, filed on August 11, 2014) (File No. 001-35210). |
|   |   |   |
| 10.9   |   | Third Amendment to Second Amended and Restated Credit and Security Agreement, dated as of May 5, 2014, by and among DBMG, as Borrower, and Wells Fargo Credit, Inc. (incorporated by reference to Exhibit 10.15 on HC2’s Quarterly Report on Form 10-Q, filed on August 11, 2014) (File No. 001-35210). |
|   |   |   |
| 10.10  |   | Fourth Amendment to Second Amended and Restated Credit and Security Agreement, dated as of September 26, 2014, by and among DBMG, as Borrower, and Wells Fargo Credit, Inc. (incorporated by reference to Exhibit 10.7 on HC2’s Quarterly Report on Form 10-Q, filed on November 10, 2014) (File No. 001-35210). |
|   |   |   |
| 10.11  |   | Fifth Amendment to Second Amended and Restated Credit and Security Agreement, dated as of October 21, 2014, by and among DBMG, as Borrower, and Wells Fargo Credit, Inc. (incorporated by reference to Exhibit 10.9.6 on HC2's Annual Report on Form 10-K, filed on March 16, 2015) (File No. 001-35210). |
|   |   |   |
| 10.12  |   | Sixth Amendment to Second Amended and Restated Credit and Security Agreement, dated as of January 23, 2015, by and among DBMG, as Borrower, and Wells Fargo Credit, Inc. (incorporated by reference to Exhibit 10.14 to HC2's Annual Report on Form 10-K, filed on March 15, 2016) (File No.001-35210). |
|   |   |   |
| 10.13  |   | Seventh Amendment to Second Amended and Restated Credit and Security Agreement, dated as of February 19, 2015, by and among DBMG, as Borrower, and Wells Fargo Credit, Inc. (incorporated by reference to Exhibit 10.1.1 on HC2’s Quarterly Report on Form 10-Q, filed on May 11, 2015) (File No. 001-35210). |
|   |   |   |
| 10.14  |   | Eighth Amendment to Second Amended and Restated Credit and Security Agreement, dated as of June 15, 2015, by and among DBMG, as Borrower, and Wells Fargo Credit, Inc. (incorporated by reference to Exhibit 10.16 to HC2's Annual Report on Form 10-K, filed on March 15, 2016) (File No. 001-35210). |
|   |   |   |

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|        |  |  |
| 10.15  |   | Securities Purchase Agreement, dated as of September 22, 2014, by and among HC2 and affiliates of DG Capital Management, LLC and Luxor Capital Partners, LP (incorporated by reference to Exhibit 10.3 to HC2’s Current Report on Form 8-K, filed on September 26, 2014) (File No. 001-35210). |
|   |   |   |
| 10.16  |   | Securities Purchase Agreement, dated as of January 5, 2015, by and among HC2 and the purchasers thereto (incorporated by reference to Exhibit 10.1 on HC2’s Current Report on Form 8-K, filed on January 9, 2015) (File No. 001-35210). |
|   |   |   |
| 10.17  |   | Second Amended and Restated Registration Rights Agreement, dated as of January 5, 2015, by and among HC2 Holdings, the initial purchasers of the Series A Preferred Stock, the initial purchasers of the Series A-1 Preferred Stock and the purchasers of the Series A-2 Preferred Stock (incorporated by reference to Exhibit 10.2 on HC2’s Current Report on Form 8-K, filed on January 9, 2015) (File No. 001-35210). |
|   |   |   |
| 10.18  |   | Secured Loan Agreement, dated as of January 20, 2014, by and among Global Marine Systems (Vessels) Limited, as Borrower, Global Marine Systems Limited, as Guarantor, and DVB Bank SE Nordic Branch, as Lender (incorporated by reference to Exhibit 10.8 on HC2’s Quarterly Report on Form 10-Q, filed on November 10, 2014) (File No. 001-35210). |
|   |   |   |
| 10.19  |   | Supplemental Charter Agreement, dated as of March 21, 2012, by and among Global Marine Systems Limited, as Charterer, and International Cableship PTE LTD, as Owner (incorporated by reference to Exhibit 10.9.1 on HC2’s Quarterly Report on Form 10-Q, filed on November 10, 2014) (File No. 001-35210). |
|   |   |   |
| 10.20  |   | Bareboat Charter, dated as of September 24, 1992, between International Cableship Pte Ltd and Global Marine Systems Limited (as successor-in-interest to Cable & Wireless (Marine) Ltd) (incorporated by reference to Exhibit 10.9.2 on HC2’s Quarterly Report on Form 10-Q, filed on November 10, 2014) (File No. 001-35210). |
|   |   |   |
| 10.21  |   | Deed of Covenant, dated as of March 14, 2006, by and among Global Marine Systems Limited, as Mortgagee, and DYVI Cable Ship, as Mortgagor (incorporated by reference to Exhibit 10.10.1 on HC2’s Quarterly Report on Form 10-Q, filed on November 10, 2014) (File No. 001-35210). |
|   |   |   |
| 10.22  |   | Bareboat Charter, dated as of March 14, 2006, between DYVI Cable Ship AS and Global Marine Systems Limited (incorporated by reference to Exhibit 10.10.2 on HC2’s Quarterly Report on Form 10-Q, filed on November 10, 2014) (File No. 001-35210). |
|   |   |   |
| 10.23  |   | Mortgage, dated as of March 14, 2006, of DYVI Cable Ship AS, as mortgagor, in favor of Global Marine Systems Limited, as mortgagee (incorporated by reference to Exhibit 10.10.3 on HC2’s Quarterly Report on Form 10-Q, filed on November 10, 2014) (File No. 001-35210). |
|   |   |   |
| 10.24  |   | Consent and Waiver, dated as of October 9, 2014 to Securities Purchase Agreement, dated as of May 29, 2014, by and among HC2 and affiliates of Hudson Bay Capital Management LP, Benefit Street Partners L.L.C. and DG Capital Management, LLC (incorporated by reference to Exhibit 10.14 on HC2’s Quarterly Report on Form 10-Q, filed on November 10, 2014) (File No. 001-35210). |
|   |   |   |
| 10.25  |   | Consent, Waiver and Amendment, dated as of September 22, 2014 to Securities Purchase Agreement, dated as of May 29, 2014, by and among HC2 and affiliates of Hudson Bay Capital Management LP, Benefit Street Partners L.L.C. and DG Capital Management, LLC (incorporated by reference to Exhibit 10.15 on HC2’s Quarterly Report on Form 10-Q, filed on November 10, 2014) (File No. 001-35210). |
|   |   |   |
| 10.26^ |   | Reformed and Clarified Option Agreement, dated October 26, 2014, by and between HC2 and Philip Falcone (incorporated by reference to Exhibit 10.18.1 on HC2's Annual Report on Form 10-K, filed on March 16, 2015) (File No. 001-35210). |
|   |   |   |
| 10.27^ |   | Form of Option Agreement (Additional Time Contingent Option) by and between HC2 and Philip Falcone (incorporated by reference to Exhibit 10.18.2 on HC2's Annual Report on Form 10-K, filed on March 16, 2015) (File No. 001-35210). |
|   |   |   |
| 10.28^ |   | Form of Option Agreement (Contingent Option) by and between HC2 and Philip Falcone (incorporated by reference to Exhibit 10.18.3 on HC2's Annual Report on Form 10-K, filed on March 16, 2015) (File No. 001-35210). |
|   |   |   |
| 10.29^ |   | Form of Non-Qualified Stock Option Award Agreement (incorporated by reference to Exhibit 10.1 on HC2’s Current Report on Form 8-K, filed on September 22, 2014) (File No. 001-35210) |
|   |   |   |
| 10.30^ |   | Form of Restricted Stock Award Agreement (incorporated by reference to Exhibit 10.2 on HC2’s Current Report on Form 8-K, filed on September 22, 2014) (File No. 001-35210) |
|   |   |   |
| 10.31^ |   | Employment Agreement, dated October 1, 2014, by and between HC2 and Paul Voigt (incorporated by reference to Exhibit 10.2 on HC2’s Quarterly Report on Form 10-Q, filed on May 11, 2015) (File No. 001-35210). |
|   |   |   |
| 10.32^ |   | Employment Agreement, dated May 20, 2015, by and between HC2 and Michael Sena (incorporated by reference to Exhibit 10.2 on HC2’s Quarterly Report on Form 10-Q, filed on August 10, 2015) (File No. 001-35210). |
|   |   |   |
| 10.33^ |   | Non-Qualified Stock Option Award Agreement dated April 18, 2016, by and between HC2 and Philip A. Falcone (incorporated by reference to Exhibit 10.1 on HC2’s Quarterly Report on Form 10-Q, filed on May 9, 2016) (File No. 001-35210). |
|   |   |   |
| 10.34  |   | Voluntary Conversion Agreement, dated August 2, 2016, by and among HC2 and Luxor Capital Group, LP, as investment manager of the exchanging entities, holders of the Company’s Series A-1 Convertible Participating Preferred Stock, par value $0.01 per share (incorporated by reference to Exhibit 10.2 on HC2’s Quarterly Report on Form 10-Q, filed on August 9, 2016) (File No. 001-35210). |
|   |   |   |
| 10.35  |   | Voluntary Conversion Agreement, dated August 2, 2016, by and between HC2 and Corrib Master Fund, Ltd., a holder of the Company’s Series A Participating Preferred Stock, par value ($0.01 per share) (incorporated by reference to Exhibit 10.3 on HC2’s Quarterly Report on Form 10-Q, filed on August 9, 2016) (File No. 001-35210). |
|   |   |   |
| 10.36^ |   | Form of Employee Nonqualified Option Award Agreement (incorporated by reference to Exhibit 10.4 on HC2’s Quarterly Report on Form 10-Q, filed on August 9, 2016) (File No. 001-35210). |
|   |   |   |

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|         |  |  |
| 10.37   |   | Voluntary Conversion Agreement, dated as of October 7, 2016, by and between Hudson Bay Absolute Return Credit Opportunities Master Fund, LTD. and HC2 (incorporated by reference to Exhibit 10.1 on HC2’s Current Report on Form 8-K, filed on October 11, 2016) (File No. 001-35210). |
|    |   |   |
| 10.38^  |   | Revised Form of Indemnification Agreement of HC2 (incorporated by reference to Exhibit 10.1 on HC2’s Quarterly Report on Form 10-Q, filed on November 9, 2016) (File No. 001-35210). |
|    |   |   |
| 10.39   |   | Registration Rights Agreement, dated as of August 2, 2016, by and between Luxor Capital Group, LP and HC2 (incorporated by reference to Exhibit 10.2 on HC2’s Quarterly Report on Form 10-Q, filed on August 9, 2016) (File No. 001-35210). |
|    |   |   |
| 10.40   |   | Registration Rights Agreement, dated as of August 2, 2016, by and between Corrib Master Fund, Ltd. and HC2 (incorporated by reference to Exhibit 10.3 on HC2’s Quarterly Report on Form 10-Q, filed on August 9, 2016) (File No. 001-35210). |
|    |   |   |
| 10.41^  |   | Independent Consulting Services Agreement, effective as of July 1, 2016 and dated as of July 11, 2016, by and between Wayne Barr, Jr. and HC2 (incorporated by reference to Exhibit 10.1 on HC2’s Current Report on Form 8-K, filed on July 14, 2016) (File No. 001-35210). |
|    |   |   |
| 10.42^  |   | Separation and Release Agreement, dated January 5, 2017, by and between HC2 and Keith Hladek (incorporated by reference to Exhibit 10.1 to HC2's Current Report on Form 8-K, filed on January 9, 2017) (File No. 001-35210). |
|    |   |   |
| 10.43^  |   | Employment Agreement, dated February 26, 2016, by and between HC2 and Paul L. Robinson (incorporated by reference to Exhibit 10.55 to HC2's Annual Report on Form 10-K, filed on March 9, 2017) (File No. 001-35210). |
|    |   |   |
| 10.44^  |   | Employment Agreement, dated March 1, 2015, by and between HC2 and Suzi R. Herbst (incorporated by reference to Exhibit 10.54 to HC2's Annual Report on Form 10-K, filed on March 9, 2017) (File No. 001-35210). |
|    |   |   |
| 10.45   |   | Voluntary Conversion Agreement dated as of May 2, 2017, by and among DG Value Partners, LP, DG Value Partners II Master Fund, LP and HC2 Holdings, Inc. (incorporated by reference to Exhibit 10.1 to HC2's Current Report on Form 8-K, filed on May 8, 2017) (File No. 001-35210). |
|    |   |   |
| 10.46^  |   | Form of Restricted Stock Unit Award Agreement (incorporated by reference to Exhibit 10.1 to HC2's Current Report on Form 8-K, filed on June 14, 2017) (File No. 001-35210). |
|    |   |   |
| 10.47   |   | Securities Purchase Agreement dated as of June 27, 2017 among DTV Holding Inc., John N. Kyle II, Kristina C. Bruni, King Forward, Inc., Equity Trust Co FBO John N. Kyle, Tiger Eye Licensing L.L.C., Bella Spectra Corporation, Kim Ann Dagen and Michael S. Dagen, Trustees of the Kim Ann Dagen Revocable Living Trust Agreement dated March 2, 1999, Madison Avenue Ventures, LLC, Paul Donner, Reeves Callaway, Don Shalhub, Shalhub Medical Investments PA, Tipi Sha, LLC, Luis O. Suau, Irwin Podhajser and Humberto Garriga (incorporated by reference to Exhibit 10.1 to HC2's Current Report on Form 8-K, filed on June 28, 2017) (File No. 001-35210). |
|    |   |   |
| 10.48   |   | Investor Rights Agreement dated as of June 27, 2017 between DTV Holding Inc., DTV America Corporation and other signatories party thereto (incorporated by reference to Exhibit 10.2 to HC2's Current Report on Form 8-K, filed on June 28, 2017) (File No. 001-35210). |
|    |   |   |
| 10.49   |   | Asset Purchase Agreement dated as of June 27, 2017 among DTV Holding Inc., King Forward, Inc., Tiger Eye Broadcasting Corporation, Tiger Eye Licensing L.L.C. and Bella Spectra Corporation (incorporated by reference to Exhibit 10.3 to HC2's Current Report on Form 8-K, filed on June 28, 2017) (File No. 001-35210). |
|    |   |   |
| 10.50   |   | Amended and Restated Secured Note dated December 23, 2016 (incorporated by reference to Exhibit 10.4 to HC2's Current Report on Form 8-K, filed on June 28, 2017) (File No. 001-35210). |
|    |   |   |
| 10.51   |   | Asset Purchase Agreement dated as of September 8, 2017 among HC2 LPTV Holdings, Inc., HC2 Holdings, Inc., Mako Communications, LLC, Mintz Broadcasting, Nave Broadcasting, LLC, Tuck Properties, Inc., Lawrence Howard Mintz and Sean Mintz (incorporated by reference to Exhibit 10.1 to HC2's Current Report on Form 8-K, filed on September 14, 2017) (File No. 001-35210). |
|    |   |   |
| 10.52^  |   | Employment Agreement dated as of September 11, 2017, by and between HC2 and Joseph Ferraro (incorporated by reference to Exhibit 10.1 to HC2's Quarterly Report on Form 10-Q, filed on November 8, 2017) (File No. 001-35210). |
|    |   |   |
| 21.1%   |   | Subsidiaries of HC2 (File No. 001-35210). |
|    |   |   |
| 23.1%   |   | Consent of BDO USA, LLP, an independent registered public accounting firm (File No. 001-35210). |
|    |   |   |
| 23.2    |   | Consent of KPMG Huazhen LLP (filed herewith). |
|    |   |   |
| 24.1%   |   | Power of Attorney (included on signature page) (File No. 001-35210). |
|    |   |   |
| 31.1%   |   | Rule 13a-14(a)/15d-14(a) Certification of Chief Executive Officer (File No. 001-35210). |
|    |   |   |
| 31.2%   |   | Rule 13a-14(a)/15d-14(a) Certification of Chief Financial Officer (File No. 001-35210). |
|    |   |   |
| 31.3    |   | Rule 13a-14(a)/15d-14(a) Certification of Chief Executive Officer (filed herewith). |
|    |   |   |
| 31.4    |   | Rule 13a-14(a)/15d-14(a) Certification of Chief Financial Officer (filed herewith). |
|    |   |   |
| 32.1*%% | Section 1350 Certification of Chief Executive Officer and Chief Financial Officer (File No. 001-35210). |
|    |   |   |
| 32.2*   |   | Section 1350 Certification of Chief Executive Officer and Chief Financial Officer (furnished herewith). |

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| 99.1   |   | Huawei Marine Financial Statements for the years ended December 31, 2017, 2016, and 2015 (filed herewith). |
|   |   |   |
| 101%   |   | The following materials from the registrant’s Annual Report on Form 10-K for the fiscal year ended December 31, 2017, formatted in extensible business reporting language (XBRL); (i) Consolidated Statements of Operations for the years ended December 31, 2017, 2016 and 2015, (ii) Consolidated Statements of Comprehensive Income (Loss) for the years ended December 31, 2017, 2016 and 2015, (iii) Consolidated Balance Sheets at December 31, 2017 and 2016, (iv) Consolidated Statements of Stockholders’ Equity for the years ended December 31, 2017, 2016 and 2015, (v) Consolidated Statements of Cash Flows for the years ended December 31, 2017, 2016 and 2015, and (vi) Notes to Consolidated Financial Statements.(File No. 001-35210) |

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| * | These certifications are being "furnished" and will not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section. Such certifications will not be deemed to be incorporated by reference into any filing under the Securities Act of 1933 or the Securities Exchange Act of 1934, as amended, except to the extent that the registrant specifically incorporates it by reference. |

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| ^ | Indicates management contract or compensatory plan or arrangement. |

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| # | Certain schedules and exhibits to this agreement have been omitted pursuant to Item 601(b)(2) of Regulation S-K and theCompany agrees to furnish supplementally to the Securities and Exchange Commission a copy of any omitted schedule and/orexhibit upon request. |

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| % | Previously filed with our Annual Report on Form 10-K filed with the U.S. Securities and Exchange Commission on March 14, 2018, which is being amended hereby. |

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|    |  |
| %% | Previously furnished with our Annual Report on Form 10-K filed with the U.S. Securities and Exchange Commission on March 14, 2018, which is being amended hereby. |

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| By:    |   | /S/ PHILIP A. FALCONE |
|   |   | Philip A. FalconeChairman, Presidentand Chief Executive Officer(Principal Executive Officer) |
|   |   |   |
| Date:  |   | April 2, 2018 |

|                       |
|-----------------------|
|                       |  |  |  |  |
| Signature             |   | Title |   | Date |
|                  |   |   |   |   |
| /S/ PHILIP A. FALCONE |   | Director and Chairman, President and Chief Executive Officer (Principal Executive Officer) |   | April 2, 2018 |
| Philip A. Falcone     |   |   |   |   |
|                  |   |   |   |   |
| /S/ MICHAEL J. SENA   |   | Chief Financial Officer (Principal Financial and Accounting Officer) |   | April 2, 2018 |
| Michael J. Sena       |   |   |   |   |
|                  |   |   |   |   |
| *                     |   | Director |   | April 2, 2018 |
| Wayne Barr, Jr.       |   |   |   |   |
|                  |   |   |   |   |
| *                     |   | Director |   | April 2, 2018 |
| Robert Leffler        |   |   |   |   |
|                  |   |   |   |   |
| *                     |   | Director |   | April 2, 2018 |
| Lee Hillman           |   |   |   |   |
|                  |   |   |   |   |
| *                     |   | Director |   | April 2, 2018 |
| Warren H. Gfeller     |   |   |   |   |

|                       |
|-----------------------|
|                       |  |  |  |  |
| /S/ PHILIP A. FALCONE |   | Attorney-in-fact for the persons indicated. |   |   |
| Philip A. Falcone     |   |   |   |   |