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Veteran Owned Small Business

About OEI

O’Brien Engineering, Inc. (OEI) is a veteran owned small business located in North Texas. Since 1987, we have committed to providing high quality services that are ethical, timely, and cost-effective. 

We specialize in architecture, engineering, and surface water resource management. Our full range of design and support services provide innovative solutions to clients nationwide. These clients include government, industry, and private individuals and organizations. 


OEI is a registered engineering firm in Texas, Oklahoma, Arizona, Utah, Louisiana, and Wisconsin. We are also registered in Texas as an architectural firm. 

Continued service to our nation by working with local and federal governments is important to us. As a veteran owned small business, we are also proud of our SDVOSB, Texas HUB, and TxDOT SBE certifications. 

Being a Service Disabled Veteran Owned Small Business (SDVOSB) gives us opportunities to use our expertise to continue to serve veterans. OEI was also recently approved through the Small Business Administration’s All Small Program. This is an opportunity to use our experience and expertise in new markets. 

The Texas Department of Transportation Small Business Enterprise (TxDOT SBE) program allows small businesses the opportunity to work on highway construction and maintenance projects. OEI has extensive experience working with local and regional governments on infrastructure projects. This certification gives us the opportunity to provide safe and sustainable solutions for state and locally funded projects. 

Dedicated to Innovation

Innovation at OEI is unparalleled. OEI’s diverse team of experts work for continual improvement as they discover innovative solutions while considering environmental impact and sustainability. 

The OEI team will continually assess a challenge and use a multidiscipline approach to discover an efficient solution. Our dedication to cost effective results without compromising quality is the bedrock of our business. 

With more than three decades of experience, we have the expertise it takes to provide you with the best solution that meets your timeline and budget needs—from problem identification to solution implementation.