Principal Engineering, Inc.
Improving the PRINCIPAL Infrastructure of our World
Explore capabilities, project experience, and office locations to build your shortlist.
Improving the PRINCIPAL Infrastructure of our World

Civil Engineering and Conceptual site planning and layout.
Covington, LA

Structural Engineering and Structural Design.
Holland, OH+1

People Creating Places for People
Omaha, NE+8

Engineering with precision, pace and passion
Hoffman Estates, IL

Civil Engineering and Land Development.
Lower Gwynedd, PA

Structural Engineering and Foundation Assessments.
San Antonio, TX+1
Engineering and Consulting Since 1974
Wall, NJ

Design the Future
Weslaco, TX+1

Multi-discipline professional engineering and land surveying solutions

Vision, integrity and technical expertise
Astoria, NY+1

Structural Integrity - Collaborative Solutions
Scottsdale, AZ+2
Professional engineering and land surveying firm serving Cape Cod, The Islands, and Southern New England.
Orleans, MA

Empowering Communities Through Resilient Engineering Solutions

Structural Engineering and Preliminary Structural Investigations.
Little Rock, AR

Real People. Trusted Solutions. Proven Results.
Hobart, WI+3
10 Years Serving Our Community
Lakewood, WA

Integrity | Excellence | Trust
Abilene, TX+5

Civil / Site Design and Site Selection Assessment.
Old Town, ME

People Engineering for People.
Everett, WA+2

Unmatched Expertise Where Water Meets Land(TM)
Stratford, CT+1

Forensic & Structural Engineering
Arlington, TX
Engineering Excellence Redefined: Leading the Way in Southwest Florida
Naples, FL+2

Where historic systems and cutting-edge technologies find common ground.
Alexandria, VA