
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.

Innovative Geotechnical Solutions
Tucson, AZ

Engineering + Material Testing
Cleveland, OH+2

Planning | Surveying | Testing | Landscape Design
Meridian, MS+2

High-Quality Engineering Solutions Customized to Fit Your Project
Commerce City, CO+1

We know the science behind your concrete.
Mendota Heights, MN

Leaders in Quality Infrastructure Design
Shreveport, LA

Geotechnical, environmental, and occupational health and safety engineering consulting
Washington, DC+2
Geotechnical Engineering and Soil Borings.
South Plainfield, NJ

Delivering quality solutions - by providing service through integrity

Geoprofessional and Materials Testing Services
San Juan, PR

Integrity | Excellence | Trust
Abilene, TX+5

Geotechnical, environmental, and construction inspection services from Colorado Springs and Denver.
Colorado Springs, CO+2

Knowledge - Tools - Service
Springfield, MO+2

Integrity always.
Cheyenne, WY

Professional Engineering and Surveying
Iron Mountain, MI+2

Professionals at Every Turn
Omaha, NE+1

Your Trusted Partner in Geotechnical Engineering Solutions
Houston, TX+12
Geotechnical Engineering and Construction Inspection.
Clearwater, FL+2
Grounded In Excellence
Orlando, FL+4
Professional. Practical. Proven.
Kennesaw, GA+18

Construction Administration and Contract Management and Quality Assurance, Observation, and Documentation.
Juneau, AK

Reliability in Design
Strategic Engineering Solutions that Exceed Expectations