
Twining Inc.
Grounded in Safety, Built on Sustainability.
Explore capabilities, project experience, and office locations to build your shortlist.

Grounded in Safety, Built on Sustainability.

Bringing Together Ideas That Work
Clinton, MS+1

Mission-Driven.
San Diego, CA
People, Projects and Purpose
Pittsburgh, PA+2

Dedicated to Providing Smart Geotechnical Solutions for Our Communities and Our Planet
Bothell, WA

Engineering to a Better World
Houston, TX+1

Working For You
Kensington, CA

Providing Quality Services for Over 30 Years
Tulsa, OK+3

Quality professional engineering and surveying services tailored to client needs
Yakima, WA

Inspired, Responsive, and Trusted
Lynchburg, VA+6

Design it right. The first time.
Port Charlotte, FL

Providing Innovative Solutions to Complex Environmental Problems
Reading, PA+4

Integrating design and geotechnical expertise to optimize project constructability
Fort Lauderdale, FL+1

Building and Airport Terminals and Provides Engineering Design.

Unwavering Quality. Reliable Results.
Pierre, SD+3

A client-focused, consultative approach to Geotechnical Engineering and Construction Materials Testing
Baton Rouge, LA

Delivering precision monitoring, data-driven insights, and engineering solutions for safer infrastructure.
Jamesburg, NJ

Civil Engineering and Bridge Engineering.
Goleta, CA
Civil Engineering and Site Development.
College Station, TX+2

Putting away carbon for good.
The Woodlands, TX

Uncompromising Quality and Dedication
Robertsdale, AL
Delivering innovative engineering solutions that rise to the challenges and complexities of critical infrastructure projects
Wellesley, MA+1
Turning client vision into buildable, cost-effective solutions.
Client Focused, Community Engaged, Environmentally Driven