
Holtzen Engineering Group P.C.
Structural Engineering and Apartment complexes.
Enid, OK
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Structural Engineering and Apartment complexes.
Enid, OK

We build world-class facilities with design, efficiency, quality, and purpose in mind.

Bringing customer service and technical expertise to the forefront of structural engineering
Seattle, WA+1

Quality Solutions to Engineering Challenges!
Morgantown, PA
We Specialize in Structural Engineering
Seattle, WA+3

Enduring Design & Engineering for the islands
Hagatña, GU+1

Civil & Structural Engineering Solutions

Leaders in Structural & Earthquake Engineering
Boise, ID+1

Innovative Structural Design Solutions
Boise, ID
Building a better future through innovative solutions
San Francisco, CA+9
Sinkhole Investigation, Remediation and Monitoring and Sinkhole Investigation.
Tampa, FL

Bridge and Structure Design and Highway Bridges.
Cheshire, CT

A Full-Service Civil Engineering Firm

Your Engineering Partner in Projects Large and Small
Kansas City, MO+6
Creating Space Underground
Englewood, CO+19

Project Development and FEED 0 / FEED 1 / FEED 2 / FEED 3 Phases.
Fargo, ND+4

Innovation Is Our Second Name
Yuma, AZ

Rotary seals, valve software, consulting engineering
Sugar Land, TX

Comprehensive engineering, construction, maintenance, turnarounds, and specialty services for industrial facilities.
Baton Rouge, LA+3

The Proven Solution
Muscatine, IA+4

Senior-Level Independent Structural & Thermal FEA Consultant
Titusville, FL

An engineering firm you can rely on
Southlake, TX
Multidisciplinary Engineering Centered on Solutions
Branford, CT

Multidisciplined EPCM
Beaumont, TX