
Gap Engineering, Construction & Inspections
Turn-key project solutions, done right.
Explore capabilities, project experience, and office locations to build your shortlist.

Turn-key project solutions, done right.

Testing Instruments & Equipment and Calibration Services.
Akron, OH
Geotechnical Engineering and Preliminary Site Assessment.
Raleigh, NC

Your Partner in Geotechnical & Environmental Engineering
Birmingham, AL
Civil Engineering and Land Surveying.
Farmington, MO

Delivering Innovative Solutions For Complex Facilities Nationwide
Woodstock, GA+2

Establishing WHY Since 1966
California's Only One Stop Shop
Escondido, CA

Inspired, Responsive, and Trusted
Lynchburg, VA+6

Growing Together To Enhance Our Built Environment
Laurel, MD+27

Solutions for the Built World
Northbrook, IL+28

North Florida's Premier Engineering, Testing, and Inspection Firm
Jacksonville, FL

Excel. Together.
New York, NY+9
Practical Solutions. Designed to Last.
Tualatin, OR

Our Services. Your Success.
San Diego, CA+1

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

Geoprofessional and Materials Testing Services
San Juan, PR
Professional. Practical. Proven.
Kennesaw, GA+18
Geotechnical Engineering and Soil Borings.
South Plainfield, NJ

Engineering You Can Trust, Results You Can Build on
Casper, WY

Experienced.
Saint Louis, MO

Engineered Solutions For Asset Lifecycle Management
Huntersville, NC

Partnering to Build & Protect What Matters Most
Tucson, AZ+4

A Global Leader in Shipboard Vibration Condition Monitoring
St Johns, FL+8