Eighth Amendment to Credit Agreement dated November 26, 2009



 Exhibit 10.52 
 EXECUTION VERSION 
 EIGHTH AMENDMENT 
 TO 
 CREDIT AGREEMENT 
 THIS EIGHTH AMENDMENT TO CREDIT AGREEMENT (this “Amendment”), is
made and entered into on November 26, 2009 (“Signature Date”) and made effective as of November 26, 2009 (the “Effective Date”), by and among, on the one hand, CECO ENVIRONMENTAL CORP., a Delaware
corporation (“Parent”), CECO GROUP, INC., a Delaware corporation (“Group”), FKI, LLC, a Delaware limited liability company (“FKI, LLC”), CECO MEXICO HOLDINGS LLC, a Delaware
limited liability company (“CECO Mexico LLC”), AVC, INC., a Delaware corporation (“AVC, Inc.”), and each of the following Subsidiaries of Parent as Borrowers under this Amendment and the Credit Agreement:
CECO FILTERS, INC., a Delaware corporation (“Filters”), NEW BUSCH CO., INC., a Delaware corporation (“New Busch”), THE KIRK & BLUM MANUFACTURING COMPANY, an Ohio corporation
(“K&B”), KBD/TECHNIC, INC., an Indiana corporation (“Technic”), CECOAIRE, INC., a Delaware corporation (“Aire”), CECO ABATEMENT SYSTEMS, INC., a Delaware corporation
(“Abatement”), H.M. WHITE, INC., a Delaware corporation (“H.M. White”), EFFOX INC., a Delaware corporation and formerly known as CECO ACQUISITION CORP. (“Effox”), GMD ENVIRONMENTAL
TECHNOLOGIES, INC., a Delaware corporation and formerly known as GMD ACQUISITION CORP. (“GMD”), and FISHER-KLOSTERMAN, INC., a Delaware corporation and formerly known as FKI ACQUISITION CORP.
(“Fisher-Klosterman”), and, on the other hand, FIFTH THIRD BANK, an Ohio banking corporation (“Lender”), is as follows: 
 Preliminary Statements 
 A. Parent, Group, and Borrowers
executed and delivered to Lender that certain Credit Agreement dated as of December 29, 2005, as amended by the First Amendment to Credit Agreement dated as of June 8, 2006, the Second Amendment to Credit Agreement dated as of
February 28, 2007, the Third Amendment to Credit Agreement dated as of February 29, 2008, the Fourth Amendment to Credit Agreement dated as of August 1, 2008, the Fifth Amendment to Credit Agreement dated as of December 30, 2008,
the Sixth Amendment to Credit Agreement dated to be effective as of March 31, 2009, and the Seventh Amendment to Credit Agreement dated to be effective as of May 15, 2009 (as amended, the “Credit Agreement”). FKI, LLC and
CECO Mexico LLC are additional parties to the Third Amendment, Fourth Amendment, Fifth Amendment, Sixth Amendment, and Seventh Amendment. AVC, Inc. is an additional party to the Sixth Amendment and Seventh Amendment. Capitalized terms which are
used, but not defined, in this Amendment will have the meanings given to them in the Credit Agreement. 







 B. Parent, Group, FKI, LLC, CECO Mexico LLC, AVC, Inc., and Borrowers (collectively,
the “Loan Parties”) have requested that Lender: (i) consent to subordinated loans, in an aggregate amount not to exceed $11,400,000, to be made by Subordinated Creditors to Parent (collectively, the “Eighth Amendment
Subordinated Loans”), which Eighth Amendment Subordinated Loans will constitute Subordinated Debt and will be subject to the terms and conditions of the Subordination Agreement, (ii) consent to the payment in full of the Subordinated
Debt (as defined in the Credit Agreement without giving effect to this Amendment) outstanding on the Effective Date, in an aggregate amount equal to $4,508,452.66, to be made by Parent to Icarus effective as of the Effective Date (the
“Existing Subordinated Debt Repayment”), and (iii) make certain other amendments to the Credit Agreement and certain of the other Loan Documents. 
 C. Lender is willing to consent to such requests and so amend the Credit Agreement and other Loan Documents, all on the terms, and subject to the conditions, of this Amendment. 
 Statement of Agreement 
 In consideration of the mutual covenants and agreements set forth in this Amendment, and for other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, Lender and
the Loan Parties hereby agree as follows: 
 1. Amendments to Credit Agreement. Subject to the satisfaction of the
conditions of this Amendment, the Credit Agreement is hereby amended as follows: 
 1.1 Section 1.1 of the
Credit Agreement is hereby amended by the addition of the following new definitions, in their proper alphabetical order, to provide in their respective entireties as follows: 
 “Eighth Amendment” means the Eighth Amendment to this Agreement dated as of November 26, 2009.

 “Icarus” means Icarus Investment Corp., formerly known as Can-Med Technology, Inc. and
formerly doing business as Green Diamond Oil Corporation, an Ontario corporation. 
 1.2 The following definitions in
Section 1.1 of the Credit Agreement are hereby amended in their entirety by substituting the following in their respective places: 
 “Permitted Liens” means (a) current taxes and assessments not yet due and payable; (b) any Liens granted to Lender or its Affiliates to secure the repayment or performance of
the Obligations; (c) any Liens arising from a Contested Claim in the manner, and to the extent, provided for in Section 4.6; (d) purchase money security interests granted by, or capital lease obligations incurred by, a Borrower
in connection with Permitted Purchase Money Indebtedness; (e) the Liens listed on Schedule 3.9; (f) Liens of mechanics (including those Persons having the right to file a mechanics’ lien), materialmen, shippers and warehousemen
for services or materials incurred in the ordinary course of business for which payment is not yet due; (g) Liens on cash deposits in connection with bids, tenders or real property leases or as security for surety or appeal bonds in the
ordinary course of business; (h) Liens resulting from any judgment that is not an Event of Default; and (i) easements, rights of way and other restrictions that do not materially interfere with or impair the use or operation of any of
Borrower’s Facilities. 
  

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 “Subordinated Creditors” means each of, and collectively,
(a) the Subordinated Lenders (as defined in the Subordination Agreement), (b) subject to the Subordination Agreement, each of such Subordinated Lender’s successors and assigns of the Subordinated Debt, and (c) any Person holding
Refinancing Debt of the Subordinated Debt as permitted under this Agreement. Any reference in this Agreement or any other Loan Document to “Subordinated Creditor” shall be deemed to be a reference to each of the Subordinated Creditors.

 “Subordination Agreement” means the Subordination Agreement among Subordinated Creditors and
Lender dated as of November 26, 2009. 
 2. Consent to Eighth Amendment Subordinated Loans and Existing Subordinated
Debt Repayment. The Loan Parties have requested that Lender consent to the Eighth Amendment Subordinated Loans and the Existing Subordinated Debt Repayment. Subject to the terms, and on the conditions, of this Amendment, Lender hereby
consents, without representation, warranty or recourse, to the Eighth Amendment Subordinated Loans and the Existing Subordinated Debt Repayment. The consents provided in this Section 2, either alone or together with other consents which
Lender may give from time to time, shall not, by course of dealing, implication or otherwise: (i) obligate Lender to consent to any other incurrence by the Loan Parties of Subordinated Debt of any kind, in each case past, present or future,
other than the Eighth Amendment Subordinated Loans specifically consented to by this Section 2, (ii) obligate Lender to consent to any other payment of Subordinated Debt of any kind, in each case past, present or future, other than
(a) the Existing Subordinated Debt Repayment specifically consented to by this Section 2 or (b) in the manner, and to the extent, expressly permitted to be made pursuant to the Subordination Agreement without Lender’s
consent, (iii) constitute or be deemed to be a modification or amendment of the Credit Agreement or any of the other Loan Documents, or (iv) reduce, restrict or in any way affect the discretion of Lender in considering any future consent
requested by any Loan Party. 
 3. Other Documents. As a condition of this Amendment, Borrowers, with the signing
of this Amendment, will deliver or, as applicable, shall cause to be delivered to Lender, in form and substance satisfactory to Lender: (a) the Acknowledgment attached to the Subordination Agreement, duly executed by the Loan Parties;
(b) a certificate of the Loan Parties of resolutions of such Loan Parties’ directors evidencing the authority of each Loan Party to execute, as applicable, this Amendment, the Acknowledgment, and all other documents executed in connection
herewith (collectively, the “Amendment Documents”); and (c) such other documents, instruments, and agreements deemed necessary or desirable by Lender to effect the amendments to Borrowers’ credit facilities with Lender
contemplated by this Amendment. 
  

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 4. Representations. To induce Lender to accept this Amendment, the Loan
Parties hereby represent and warrant to Lender as follows: 
 4.1 Each Loan Party has full power and authority to enter
into, and to perform its obligations under, each Amendment Document to which it is a party, and the execution and delivery of, and the performance of their obligations under and arising out of, each Amendment Document, as applicable, have been duly
authorized by all necessary corporate and, as applicable, limited liability company action. 
 4.2 Each Amendment
Document constitutes the legal, valid and binding obligations of each Loan Party, as applicable, enforceable in accordance with its terms, except as such enforceability may be limited by bankruptcy, insolvency, reorganization or similar laws
affecting creditors’ rights generally. 
 4.3 The Loan Parties’ representations and warranties contained in the
Loan Documents are complete and correct as of the date of this Amendment with the same effect as though such representations and warranties had been made again on and as of the date of this Amendment, subject to those changes as are not prohibited
by, or do not constitute Events of Default under, the Credit Agreement. 
 4.4 No Event of Default has occurred and is
continuing. 
 5. Costs and Expenses. As a condition of this Amendment, Borrowers will promptly on demand pay or
reimburse Lender for the costs and expenses incurred by Lender in connection with this Amendment, including, without limitation, reasonable attorneys’ fees. 
 6. Entire Agreement. This Amendment, together with the other Loan Documents, sets forth the entire agreement of the parties with respect to the subject matter of this Amendment and
supersedes all previous understandings, written or oral, in respect of this Amendment and the other Loan Documents. 
 7.
Default. Any default by a Loan Party in the performance of its obligations under this Amendment or the other Amendment Documents shall constitute an Event of Default under the Credit Agreement if not cured after any applicable notice and
cure period under the Credit Agreement. 
 8. Continuing Effect of Credit Agreement. Except as expressly amended
hereby, all of the provisions of the Credit Agreement are ratified and confirmed and remain in full force and effect. 
 9.
One Agreement; References; Fax Signature. The Credit Agreement, as amended by this Amendment, will be construed as one agreement. Any reference in any of the Loan Documents to the Credit Agreement will be deemed to be a reference to the
Credit Agreement as amended by this Amendment. This Amendment and the other Amendment Documents may be signed by facsimile signatures or other electronic delivery of an image file reflecting the execution hereof, and, if so signed: (a) may be
relied on by each party as if the document were a manually signed original and (b) will be binding on each party for all purposes. 
  

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 10. Captions. The headings to the Sections of this Amendment have been
inserted for convenience of reference only and shall in no way modify or restrict any provisions hereof or be used to construe any such provisions. 
 11. Counterparts. This Amendment may be executed in multiple counterparts, each of which shall be an original but all of which together shall constitute one and the same instrument.

 12. Governing Law. This Amendment shall be governed by and construed in accordance with the internal laws of
the State of Ohio (without regard to Ohio conflicts of law principles). 
 13. Reaffirmation of Security. The Loan
Parties and Lender hereby expressly intend that this Amendment shall not in any manner (a) constitute the refinancing, refunding, payment or extinguishment of the Obligations evidenced by the existing Loan Documents; (b) be deemed to
evidence a novation of the outstanding balance of the Obligations; or (c) affect, replace, impair, or extinguish the creation, attachment, perfection or priority of the Liens on the Loan Collateral granted pursuant to any Security Document
evidencing, governing or creating a Lien on the Loan Collateral. Each Loan Party ratifies and reaffirms any and all grants of Liens to Lender on the Loan Collateral as security for the Obligations, and each Loan Party acknowledges and confirms that
the grants of the Liens to Lender on the Loan Collateral: (i) represent continuing Liens on all of the Loan Collateral, (ii) secure all of the Obligations, and (iii) represent valid, first and best Liens on all of the Loan Collateral
except to the extent, if any, of any Permitted Liens. 
 14. Reaffirmation of Guaranties. Each Loan Party hereby:
(i) ratifies and reaffirms its Guaranty dated as of December 29, 2005 (or dated as of June 8, 2006 as it respects H.M. White; dated as of February 28, 2007 as it respects Effox; dated as of February 29, 2008 as it respects
GMD, Fisher-Klosterman, FKI, LLC and CECO Mexico LLC; or dated as of March 31, 2009 as it respects AVC, Inc.) made by such Loan Party to Lender and (ii) acknowledges and agrees that no Loan Party is released from its obligations under its
respective Guaranty by reason of this Amendment or the other Amendment Documents and that the obligations of each Loan Party under its respective Guaranty extend, among other Obligations of Borrowers to Lender, to the Obligations of Borrowers under
this Amendment and the other Amendment Documents. Without limiting the generality of the foregoing, each Loan Party acknowledges and agrees that all references in any Guaranty to the Credit Agreement or the other Loan Documents shall be deemed to be
references to the Credit Agreement or such other Loan Document, as amended by, or amended and restated in connection with, this Amendment. 
  

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 15. Subordination Agreement; Subordinated Debt Documents. As a condition of
this Amendment, the Loan Parties shall: (a) cause the Subordinated Creditors to execute and deliver to Lender the Subordination Agreement in form and substance satisfactory to Lender and (b) deliver fully executed copies of the
Subordinated Debt Documents executed and/or delivered by the Loan Parties in connection with the Eighth Amendment Subordinated Loans made on the Effective Date. With respect to each Eighth Amendment Subordinated Loan made to a Subordinated Creditor
that is not a Subordinated Creditor on the Effective Date, the Loan Parties shall, contemporaneously with the consummation of each such Eighth Amendment Subordinated Loan: (i) cause such new Subordinated Creditor to execute and deliver to
Lender the Joinder Agreement (as defined in the Subordination Agreement) and (ii) deliver fully executed copies of such additional Subordinated Debt Documents executed and/or delivered by the Loan Parties in connection with such Eighth
Amendment Subordinated Loan. 
 16. Lien Release. As a condition of this Amendment, the Loan Parties shall deliver
to Lender evidence, in form and substance satisfactory to Lender, that: (a) the Existing Subordinated Debt Payment has been made and the existing Subordinated Debt (as defined in the Credit Agreement prior to giving effect to this Amendment)
has been in paid in full and (b) that the Liens in favor of Icarus have been released and all UCC financing statements in favor of Icarus have been terminated. 
 [Signature Page Follows] 
  

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 IN WITNESS WHEREOF, the Loan Parties and Lender have executed this Amendment by their duly
authorized representatives as of the Effective Date. 
  

							
	 CECO ENVIRONMENTAL CORP.
	 	CECO GROUP, INC.
				
	By:	 	 /s/ Dennis Blazer
	 	By:	 	 /s/ Dennis Blazer

		 	Dennis W. Blazer, Chief Financial Officer and Vice President	 		 	Dennis W. Blazer, Chief Financial Officer, Secretary and Treasurer
		
	 CECO FILTERS, INC.
	 	
	 NEW BUSCH CO., INC.
	 	
	 THE KIRK & BLUM MANUFACTURING
COMPANY
	 	
	 KBD/TECHNIC, INC.
	 	
	 CECOAIRE, INC.
	 	
	 CECO ABATEMENT SYSTEMS, INC.
	 
	 EFFOX INC.
 FISHER-KLOSTERMAN, INC.
 H.M. WHITE, INC.
 GMD ENVIRONMENTAL
 TECHNOLOGIES, INC., formerly known
as GMD ACQUISITION CORP.
	 		 	
	 CECO MEXICO HOLDINGS LLC
 AVC, INC.
	 		 	
				
	By:	 	 /s/ Dennis Blazer
	 		 	
		 	Dennis W. Blazer, Secretary and Treasurer	 		 	
			
	 FKI, LLC
	 		 	
				
	By:	 	 /s/ Dennis Blazer
	 		 	
		 	Dennis W. Blazer, Manager	 		 	
			
		 		 	FIFTH THIRD BANK
				
		 		 	By:	 	 /s/ Donald Mitchell

		 		 		 	Donald K. Mitchell, Vice President

  

 SIGNATURE PAGE TO 
 EIGHTH AMENDMENT TO CREDIT AGREEMENT 
 (CECO Environmental
Corp. et al.)