Transportation

30 years helping Texans get from Point A to Point B.

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Public Works

Improving the Quality of Urban Life through our Quality of Service.

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Drainage

Recognized expertise delivering comprehensive drainage solutions.

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Utility Engineering

Proven experts bringing effective, innovative utility coordination solutions.

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Texas Civil Engineers

O'Brien Engineering Services, LLC is a multi-discipline engineering firm with a focus on civil engineering. Our team of Professional Engineers has over 30 years of development experience across Texas. Expertise and experience combined with excellent client service set our company apart as the most results driven and economically efficient choice for your project.

Civil Engineering Services

Civil Engineering Services

Our Civil Engineers can provide a variety of services ranging from site selection to land development & construction support. Read More »

Markets Served

Markets Served

Our Clients include projects across all major sectors, including both public and private work. Read More »

Portfolio

Portfolio

See various projects our engineers have led and completed across South Texas. Read More »