Find the right engineering partner.

How Engineering Should Be.

Houston, TX

Future-focused, cost-effective engineering solutions for building systems.

New York, NY+8

Your Engineering Partner

Louisville, KY+5

Mitigation for Precision Instruments

Burlingame, CA+1

Excellence. Innovation. Solutions that work.

Houston, TX+2

Energy Management and Consulting and Energy Cost Control and Performance Contracting.

Austin, TX+2

Full-service EPC for energy and heavy industrial projects.

Odessa, TX+6

Meet a local AE design firm with national reach.

Los Angeles, CA+4

Built for Excellence

Houston, TX

Energy-Efficiency Tax Incentives and 179D Commercial Buildings Energy-Efficient Tax Deduction.

Houston, TX

Ship & Offshore Structure Design & FEA Assessments

Houston, TX+2

Architecture and Civil Engineering.

Wichita, KS+3

Structural Engineering and New Construction.

Austin, TX+1

45 years of excellence

Houston, TX

Innovating Today, Inspiring Tomorrow.

Houston, TX+2

We are Doucet.

Austin, TX+5

Others see spaces. We see possibilities for something better.

Auburn Hills, MI+7

We Bring a World of Solutions

Stephenville, TX+10

Before you buy, Call HEI

Houston, TX

Engineering a Legacy

Houston, TX

Safe, reliable, and efficient engineering solutions for the oil and gas industry

Fort Worth, TX+1

Licensed MEP, Structural, and Civil Engineering Services in Texas

Houston, TX

Civil engineering, program management, and construction management solutions for water, wastewater, and transportation infrastructure

Austin, TX+3

Transportation Infrastructure and Route Studies and Schematic Design.

San Antonio, TX+1