Coastal Testing Laboratories (CTL) is a premier engineering, consulting, and testing firm serving Deer Park, Texas since 1964. We specialize in providing accurate, timely, and cost-effective solutions for geotechnical engineering and construction materials testing.

Whether your project is large or small, on a single site or across multiple locations, CTL delivers the resources and confidence you deserve. Our team is equipped to handle projects ranging from commercial and industrial properties to government public works, petro-chemical installations, waterfront facilities, and subdivision developments.

Our Core Expertise:

Geotechnical Engineering: We maintain our own drilling fleet and laboratories to provide site assessments, soil drilling/sampling, foundation analysis, and pavement studies that improve design and reduce construction costs.

Construction Materials Testing: Comprehensive testing for earthwork, asphalt, steel reinforcement, and concrete to ensure compliance and safety.

Certifications & Compliance: We are proud to be an A2LA Accredited Laboratory and a recognized Minority Business Enterprise (MBE). We hold certifications with the State of Texas HUB Program, the City of Houston, and the Port of Houston Authority.

At CTL, we are dedicated to providing the precise data you need to build with confidence.

Coastal Testing Laboratories

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