
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.

Improving the quality and safety of design and construction, and extending the service life of bridges and structures.
Summit, NJ

Fire Protection Engineering & Life Safety Consulting
Norcross, GA
As consulting engineers, we solve problems.
Experts in the Science of Structures

Inertia Engineers Structural Solutions
Highlands Ranch, CO

Mechanical engineering consultation since 1984, specializing in HVAC, plumbing, and life safety system design.
Claims and Litigation Solutions for Equitable Outcomes
Severna Park, MD

Find your Decisive Advantage

Innovative structural engineering, detailing, and construction-phase services
New York, NY

Geotechnical Engineering and Construction Materials Testing.
West Conshohocken, PA

Full-Service Structural Engineering, Planning & Consulting

Civil, structural, waterproofing, and restoration engineering services
Santa Rosa Beach, FL+3

As in real life, complex engineering designs demand a pragmatic approach.
North Augusta, SC+1

Your expert resource for materials analysis.
Richardson, TX

Build on what we know.
Appleton, WI+12

Hawai'i Structural Engineering
Kailua, HI+1

Solutions Beyond the Build
Winchester, VA

Empowering Projects with Geostructural Expertise and Technology
New York City, NY

Microelectronics Training and Technical Consulting
Bethlehem, PA

Building Enclosure Consulting and Detailed Visual Inspections.
Macon, GA

Enhance Mobility and Safety with Innovative Transportation Solutions.
Waynesville, NC

Engineering, Inspection, & Capital Reserve Services

Structural Engineering Services Residential - Commercial - Public