Find engineering consulting firms by capability and location.

360 Engineering Group is a structural engineering firm with offices in Tulsa and Oklahoma City, Oklahoma, Manhattan, Kansas, and Dallas, Texas, holding professional engineer licenses in 49 states and Washington D.C. Its licensed engineers deliver structural design and analysis, BIM coordination, structural evaluation and rehabilitation, shop drawing preparation, peer reviews, and expert witness services for a broad range of building types and market sectors.

Empowering people and their projects to thrive.

Providing Quality Services for Over 30 Years

AAB Engineering is a civil engineering and land surveying firm based in Sand Springs, Oklahoma, serving residential and commercial site development clients. Founded in 2011 by Alan Betchan, P.E., CFM, it focuses on helping clients develop their vision into a financially viable project. Alan brings more than 17 years of experience working with municipalities and developers on projects ranging from multimillion-dollar street rehabilitation to small business site designs and programmatic clients spanning four states.

Civil Services with a Forward-Thinking Approach

Advanced Systems Technology, Inc. (AST) delivers defense engineering and simulation solutions, drawing on over 39 years of experience supporting the Department of Defense. It specializes in Live, Virtual, Constructive, and Gaming (LVC-G) training domains, Command, Control, Communications, Computer, and Intelligence (C4I) systems, and training aids, devices, simulators, and simulations (TADSS).

We provide revolutionary insight into the engines that move and power our world.

Engineering Innovators

Communicating With Technical Accuracy About Your Project So You Can Proceed With Confidence

Partner with Leaders in MEP Engineering

It's not just business...it's personal.

Allied Engineering Group is a consulting engineering firm located in downtown Tulsa, Oklahoma, providing mechanical, electrical, plumbing, and medical gas engineering services for a wide variety of project types. Founded in 1999, AEG brings together decades of MEP industry experience and has served state military facilities, commercial buildings, and educational institutions including Tulsa Public Schools.

Build Things That Matter.

Aerospace Testing Expertise

Inspired and purposeful designs to enhance and connect communities.

From Concept to Concrete

Client-Centric Strategy | Collaborative Results | Civil Engineers

A quality-conscious engineering practice dedicated to achieving client expectations through responsible engineering

Benchmark Construction Services, LLC is an Oklahoma engineering practice specializing in road and bridge construction management, construction materials testing, utility relocation coordination, resident engineering, and field services. Its Oklahoma team supports transportation infrastructure work from offices and labs in Norman, Tulsa, and Broken Bow.

Tomorrow's Design Since 1909

Bodwe means to light a fire for someone, a calling that fuels our mission to serve others

We are problem solvers with sustainable solutions to complex challenges

The Benchmark for Professional Services

Get Stuff Built Right