Company: MTZ
Filing Date: 2025-02-28
Form Type: S-3ASR
Source: 0001193125-25-042499
Chunk: 0

Company: MASTEC INC
Filing Date: 2025-02-28
Form: S-3ASR
Chunk 0
---
As filed with the Securities and Exchange Commission on February 28, 2025 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 MasTec, Inc. (Exact Name of registrant as specified in its charter)

| Florida                         |     | 65-0829355            |
| (State or Other Jurisdiction of 
 Incorporation or Organization)  |     | -I.R.S. Employer      
 Identification Number |

800 S. Douglas Road, 12th Floor Coral Gables, Florida 33134 (305) 599-1800 (Address, Including Zip Code, and Telephone Number, Including Area Code, of registrant’s Principal Executive Offices) Alberto de Cardenas, Esq. Executive Vice President, General Counsel & Secretary 800 S. Douglas Road, 12th Floor Coral Gables, Florida 33134 (305) 599-1800 (Name, Address, Including Zip Code, and Telephone Number, Including Area Code, of Agent for Service) Copies of communications to: Ira N. Rosner, Esq. Holland & Knight LLP 701 Brickell Avenue, Suite 3300 Miami, Florida 33131 (305) 789-7556 Approximate date of commencement of proposed sale to the public:From time to time after the effective date of this Registration Statement, as determined by market conditions and other factors. If the only securities being registered on this Form are being offered pursuant to dividend or interest reinvestment plans, please check the following box. ☐ If any of the securities being registered on this Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933, other than securities offered only in connection with dividend or interest reinvestment plans, check the following box. ☒ If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, please check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ☐ If this Form is a post-effective amendment filed pursuant to Rule 462(c) under the Securities Act, check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering. ☐ If this Form is a registration statement pursuant to General Instruction I.D. or a post-effective amendment thereto that