List of 21 Tennessee-based Engineering Companies

Name	Sector	Revenue $mlns	M&A Activity			Last 5 Years
Name	Sector	Revenue $mlns	Total	Buy	Sell	Last 5 Years
Littlejohn Engineering Associates, Inc. Private Nashville, Tennessee, United States website	Engineering	-	1	1	-
Barge, Waggoner, Sumner and Cannon, Inc. Private Nashville, Tennessee, United States website	Engineering	-	1	1	-
Barge Design Solutions Private Nashville, Tennessee, United States website	Engineering	-	1	1	-
Michael Brady, Inc. (MBI) Private Knoxville, Tennessee, United States website	Engineering	-	1	1	-
Fremont-Wright PE Backed Capitala Group SouthWorth Capital Management 2021-02-25 Memphis, Tennessee, United States website	Engineering	-	1	1	-
State Group PE Backed Apollo Global Management 2024-11-18 Franklin, Tennessee, United States website	Engineering	-	1	1	-
Smith Seckman Reid, Inc. Private Nashville, Tennessee, United States website	Engineering	-	1	1	-
Fulghum, MacIndoe, & Associates Acquired Ardurra 2021-10-11 Knoxville, Tennessee, United States website	Engineering	-	-	-	-
Astech, Inc. Acquired GKN 2002-05-01 Chattanooga, Tennessee, United States website	Engineering	-	-	-	-
Robert G. Campbell & Associates Acquired Infrastructure Consulting & Engineering 2024-10-03 Knoxville, Tennessee, United States website	Engineering	-	-	-	-
Dan Brown and Associates Acquired UES 2022-12-05 Knoxville, Tennessee, United States website	Engineering	-	-	-	-
TWH Architects, Inc. Acquired Michael Brady, Inc. (MBI) 2016-10-02 Chattanooga, Tennessee, United States website	Engineering	-	-	-	-
RPM Transportation Consultants LLC Acquired KCI Technologies, Inc. 2016-12-30 Nashville, Tennessee, United States website	Engineering	-	-	-	-
Wauford Acquired Ardurra 2025-09-02 Nashville, Tennessee, United States website	Engineering	-	-	-	-
East Tennessee Materials & Energy Corp. Acquired Perma-Fix 2001-06-28 Oak Ridge, Tennessee, United States	Engineering	-	-	-	-
Haselwood Enterprises, Inc. Acquired Tetra Tech 2009-01-06 Oak Ridge, Tennessee, United States website	Engineering	-	-	-	-

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