Gulf States Engineering, Inc. is a multidiscipline engineering firm with a wide variety of experience in heavy industrial, commercial, and government projects. GSE is an employee-owned consulting firm founded in 1998, staffing 90 highly experienced engineers and designers.   Most of the firm’s staff, whom have been with the company for over 10 years, includes planners, multi-disciplinary engineers (Structural, Civil, Mechanical, Chemical, Electrical, and Fire Protection), Surveyors, and program/construction managers. GSE is headquartered in Mobile, AL and has regional offices located in Gulfport, MS and Nashville, TN.


Gulf States Engineering, Inc. believes in long-term relationships with our clients. This is done by abiding to our core principles, building trust and confidence, and exceeding expectations with all projects. We are truly honored to have a 90% repeat client ratio and constantly strive to be worthy of that trust.  Our core principles are the foundation of how we work together with our clients.

  • Superior Service- GSE puts the needs of our clients first and foremost. All projects are seen as partnerships. We create long lasting relationships by listening to the needs of our clients and delivering creative, smart, and cost-effective solutions.
  • Increased Value- GSE develops and implements practical, efficient, and cost-effective solutions. Helping our clients grow creates a valued partnership and opportunities for future projects.
  • Diligent in Performance- GSE strives to deliver disciplined project management, superior technical capabilities, and quality to all of our projects. Our staff is collaborative and eager to meet and exceed all of your expectations.


Civil/Structural Engineer
Over 35 Years' Experience 

Specializing in project management involved in heavy industry including steel, process and manufacturing sectors, Tim has been involved in numerous site selections for major industrial projects. Tim obtained a bachelor’s of science in Civil Engineering from the University of Dayton and a master’s in Business Administration from Tulane University.

Leadership Mobile 1999

Timothy G. Morris, PE
President / CEO


Dual Registered Fire Protection Engineer and Mechanical Engineer 
Over 20 Years' Experience 

Specializing in fire suppression system design, HVAC and plumbing design, and project management, Tom obtained a bachelor’s of science in Mechanical Engineering from Mississippi State University, masters in Fire Protection Engineering from the University of Maryland, and a doctorate in Engineering from the University of South Alabama.

Dr. John T. Wade, PE, FPE
Vice President


Structural Engineer 

Over 15 Years' Experience 

Specializing in heavy industrial projects including heavy equipment foundations, mill buildings and staff support facilities, Karen obtained a bachelor’s of science in both Aerospace and Mechanical Engineering from Mississippi State University.

Karen L. Brown, PE
Vice President


Structural Engineer 
Over 15 Years' Experience 

Specializing in project management and structural engineering ranging from steel structures for heavy industrial to coastal structures in hurricane prone areas, Lane obtained a bachelor’s of science in Architectural Engineering Technology from the University of Southern Mississippi and a bachelor’s of science in Civil Engineering from the University of South Alabama.

Leadership Mobile 2013

S. Lane Sesi, PE
Vice President - Project Management


Mechanical Engineer
Over 10 Years' Experience 

Specializing in HVAC, Plumbing and Process design for a variety of projects including commercial office buildings, government facilities, hotels and manufacturing plants. Justin obtained his bachelor's of science in Mechanical Engineering from Mississippi State University.

Justin Thibodeaux, PE
Vice President
United States map showing states GSE Consulting Engineers is licensed in

“Finding an Engineering Firm that matches my firm’s needs has always been challenging.  I have now worked with GSE for over 10 years and I always can count on their best efforts to reach my design expectations along with providing quality engineering design and services that meet the clients and my expectations.”

bruce tolar, president
architect bruce b. tolar, p.a.

“GSE has provided the design of structures and infrastructure to support the operation of our process equipment.  We have found them to be quite competent and capable as they produce and coordinate the needed construction design.”

Maik fabian, general manager
sms siemag

“GSE and their team  have done a remarkable job in making sure all of our unique requirements have been met.  I have never worked with any design team that responds as quickly and pleasantly as GSE to rectify any possible problems or issues.”

c. h. smith, vice president
 martin mechanical inc.

“From start to finish, GSE was great to work with and provided a design that met all of the owner’s requirements.  I also want to commend GSE for their responsiveness and willingness to work with us during unforseen circumstances that required alterations to their design.  It was a pleasure working with GSE.”

j. shane swords, project manager
brasfield & gorrie

Dunn Building Company has enjoyed a great relationship with GSE for many years. We have had the great opportunity of partnering with them on several design-build projects and working under them for several different owners. Regardless of where they may be on the flow chart, they operate with the same consistency of professionalism every time. They are by far the best that I have seen in my thirty years as far as scheduling and delivery. They know how to fast track! We are currently working with them on several projects and will continue to do so in the future. Great staff!

Brett Clark, Vice President
Dunn Building Company

“It has been a pleasure to work with GSE from the first power generation project we did with GSE in Georgia up to the current nuclear site work. Being in the Fire Protection business, it is especially great to be able to couple your expertise in fire protection with ours.”

Constantine “Con” Botsis
The Hiller COmpanies, Inc.

“Whether I need surveying services, design work, or other professional services, my first call is always to GSE.  Their depth of technical expertise and outstanding customer service make them my preferred engineering firm.” 

Wallace Goodman, Project Manager
wharton-smith, inc.

“GSE has provide exception services for our company and proven to be reliable , accurate and dedicated from the conception through completion on each and every project opportunity. I would highly recommend GSE , as they have the ability to design, manage large complex projects as well the small and less complicated ones, while providing the same level of detail and dedication to both.” 

John Harris,  V.P. Electrical and Instrumentation 
GA West & Co, Inc. 

“GSE did a great job designing Lazy Magnolia’s new 16,500 square foot facility expansion. They took the time to understand the construction timeline, how it would impact ongoing operations and performed the necessary analysis and work instructions to make sure that production wasn’t disrupted. They did a great job of checking on the progress and making sure that materials were being installed as specified. In addition, they have continued to support us as we move forward.”

Mark Henderson
Loglinear Group, LLC

“ GSE has placed themselves at the top of their field in our region by providing all of the professional consulting engineering disciplines architects require within one company. While they embrace the team approach to complex projects, their design process is very deliberate, professional and thorough.”

“ GSE utilizes our latest technology and products to provide the end user with the best commercial kitchen ventilation solutions while taking into account energy efficiency, sustainability, and cost.  They have always worked closely with us throughout the entire designprocess to ensure the best possible outcome.”