Our Clients

O’Bryan Engineering has performed work for a variety of clients. Following is a partial list of Clients that we have performed services for:


  • APAC Central, Inc.
  • AFCO Steel Corp
  • Anderson Engineering Consultants, Inc.
  • Arnold & Blevins Electric Co., Inc.
  • Asphalt Producers, LLC
  • Atlas Asphalt, Inc.
  • Beverly’s Construction Co., Inc.
  • Brad Hendricks Law Firm
  • C and F Construction Co., Inc.
  • O.C. Cannon Contracting, Inc.
  • Cranford Construction Co.
  • Crouse Construction Co., Inc.
  • Decco Contractors and Paving, Inc.
  • Diamond Construction Co., Inc.
  • Federal Aviation Administration,   LR District FSBO
  • Forsgren, Inc.
  • Jett Asphalt and Rock Co., Inc.
  • Johnsville Co., LLC
  • Ideal Construction Co., Inc.
  • Kirby Specialties Corp.
  • Lakeside Contractors, LLC
  • M and T Paving and Construction Co., Inc.
  • McGeorge Contracting Co., Inc.
  • McClelland Consulting Engineers, Inc.
  • Mehaffy Construction Co., Inc.
  • Mobley Contractors, Inc.
  • Nabholz Construction Corp., Heavy Highway Division
  • Pine Bluff Sand and Gravel Co.
  • Riggs CAT
  • Salt Creek Paving and Construction Co., Inc.
  • Simco Construction Co., Inc.
  • Thomco, Inc.
  • Weaver-Bailey Contractors, Inc.


  • Kelly Road Builders, Inc.,   Trussville, AL
  • Vulcan Materials, Inc.,   Birmingham, AL


  • Interstate Highway Construction, Inc.,   Englewood, CO
  • Tectonic Management Group, Inc.,   Wheat Ridge, CO


  • APAC-Georgia, Inc. – Southern Roadbuilders Division,   Augusta, GA
  • Jaco Electrical, Inc.,   Marietta, GA
  • Metric Constructors, Inc.,   Marietta, GA


  • American Contracting & Services, Inc.,   Jeffersonville, IN


  • A.M. Cohron and Son, Inc.,   Atlantic, IA
  • Iowa Bridge and Culvert, LC,   Washington, IA
  • Jensen Construction, Inc.,   Des Moines, IA


  • Crossland Construction Co., Inc,   Columbus, KS
  • Crossland Heavy Contractors, Inc.,   Columbus, KS
  • K and K Industries, Inc.,    Junction City, KS
  • Koss Construction Co.,   Topeka, KS
  • Wildcat Concrete Services, Inc.,   Topeka, KS


  • Harper Construction, Inc.,   Paducah, KY


  • D and J Construction, LLC,    West Monroe, LA
  • The Shaw Group, Inc.,   Baton Rouge, LA
  • James Construction Group, LLC,   Baton Rouge, LA


  • K and K Industries, Inc.   Newberry, MI


  • APAC-Mississippi, Inc.,   Jackson, MS
  • White Construction Co., Inc.,   Clarksdale, MS


  • Chester Bross Construction Co.  Hannibal, MO
  • Concrete Strategies, LLC,   St. Louis, MO
  • Delta Companies, Inc.  Cape Girardeau, MO
  • Emery Sapp & Sons,   Columbia, MO
  • Hutchens Construction Co., Inc.,   Cassville, MO
  • Phillips Hardy, Inc.,   Columbia, MO
  • Randy S. Callahan Construction Co., Inc.,   Poplar Bluff, MO
  • Robertson Contractors, Inc.,   Poplar Bluff, MO
  • Robinson Construction Co., Inc.,   Perryville, MO
  • Rowe General Contractors,   Lee Summit, MO

North Carolina

  • Martin Marietta Materials, Inc.,   Raleigh, NC


  • Baker Concrete Construction Corp.,   Monroe, OH


  • Plains Bridge Contracting of Oklahoma, LLC,   Yukon, OK
  • Muskogee Bridge Co., Inc.,   Muskogee, OK
  • River Ridge Construction, LLC,   Newkirk, OK

South Carolina

  • APAC-Georgia, Inc. – Ballenger Paving Division,   Greenville, S.C.


  • Alan & O’Hara Constructors, Inc.,   Memphis, TN
  • APAC-Tennessee, Inc.,   Memphis, TN
  • Chancellor and Son, Inc.,   Cordova, TN
  • EMJ Corporation,   Chattanooga, TN
  • Industrial Fabricators, Inc.,   Chattanooga, TN
  • Lubin Enterprises, Inc.,   Memphis, TN
  • Ronald S. Terry Construction Co., Inc.,   Memphis, TN
  • Rogers Group, Inc.,   Nashville, TN


  • F and W Electrical Contractors, Inc.,   Floresville, TX
  • Johnson Bros. Corp.,  Southland Holdings,  Roanoke, TX
  • Kiewit Infrastructure South Co.,   Arlington, TX
  • Interstate Highway Construction, Inc.,   Royse City, TX      Southwest Div.
  • Iowa Bridge and Culvert, LC,   Crossroads, TX   Texas Div.
  • Manhattan Road and Bridge Manhattan Constr. Group –   Tulsa Div.
  • Rosiek Construction Co., Inc.,   Arlington, TX
  • Tri-State Industrial Contractors, Inc.,   Texarkana, TX