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FEDERAL & MILITARY STRUCTURAL ENGINEERING

Structural Engineering for
Federal & Military Facilities

Nationwide PE & SE licensure. 30+ federal and military installations served across multiple branches. PE-stamped work delivered on federal schedules — from rapid structural assessments to full facility design support.

Proven at Eglin AFB, Edwards AFB, Vandenberg AFB, Camp Lejeune, Fort Polk, Kadena AFB, and more.

50

Licensed in all
50 States & Territories

5

SE licenses in CA, HI, ID, IL, and OR for seismic-critical federal work

30,000+

Structural Projects Completed since 2003

30+

Military Installations

Served

WHAT WE DO

Federal Structural Engineering Services

TGE provides PE-stamped structural engineering at DoD installations and federal facilities —

from rapid-response damage assessments to repair engineering and new facility support.

STRUCTURAL ASSESSMENTS AT MILITARY FACILITIES

On-site structural evaluations at DoD installations following damage events — crane collapse, vehicle impact, storm damage, fire — with PE-stamped findings and clear repair recommendations.

REPAIR & RENOVATION ENGINEERING

EOR services for federal facility repairs and modifications — PE-stamped drawings for contractor use, construction administration support, and documentation that meets federal project requirements.

DOD FACILITY STRUCTURAL DESIGN

Structural engineering for new and renovated DoD facilities, with familiarity with Unified Facilities Criteria (UFC) standards governing military construction.

NAVFAC PROJECT SUPPORT

Structural engineering for Navy and Marine Corps projects through NAVFAC, including facility assessments and repair engineering at Naval installations.

MULTI-BRANCH EXPERIENCE

Projects spanning U.S. Air Force, Navy/NAVFAC, Army, and Army National Guard — across 19 US states and internationally at Kadena AFB, Okinawa, Japan.

NATIONWIDE PE COVERAGE

PE licenses covering all 50 states, DC, and territories. No out-of-state licensing delays — TGE can mobilize PE-stamped support to any federal installation in the country.

WHY TGE

Built for Federal Work

Federal projects demand licensure, experience, and reliability across state lines. TGE delivers all three.

50 STATE NATIONWIDE LICENSURE

All 50 US states, DC, and territories covered. No delays waiting on out-of-state licensing for any federal installation.

30+ MILITARY INSTALLATIONS

Structural work across Air Force, Navy, Army, and National Guard facilities in 19 states and internationally.

5 SE LICENSES

Structural Engineer licenses in CA, HI, ID, IL, and OR for seismic-critical federal and DoD work.

30,000+ PROJECTS COMPLETED

Operating since 2003 across manufacturing, commercial, modular, public, facilities, and federal sectors.

REGISTERED IN SAM.GOV

Active SAM registration (UEI: P2M3FCNV4BC5, CAGE: 96W55) — ready for federal contracting and procurement at any DoD or civilian agency.

CERTIFICATIONS & AFFILIATIONS

USACE CQM-C certified (Will Workman, P.E.). BUILDER Train the Trainer certified. Society of American Military Engineers member — Gem State Post.

WHERE WE'VE WORKED

Military Installations Served

TGE has performed PE-stamped structural engineering across four branches of the US military — spanning 19 states and internationally. TGE has supported federal projects in Alaska, California, Colorado, Florida, Hawaii, Idaho, Indiana, Louisiana, Maryland, Massachusetts, Michigan, Montana, Nebraska, New Mexico, North Carolina, Oregon, Texas, Washington, and Virginia — plus internationally at Kadena AFB and Misawa AFB, Japan..

  • AIR FORCE / ANG

  • Eglin AFB FL
    Structural evaluation, crane impact

  • Tyndall AFB FL
    Multiple projects

  • Edwards AFB CA
    Multiple projects

  • Vandenberg AFB CA

  • Beale AFB CA

  • Kirtland AFB NM

  • Cannon AFB NM 
    Multiple projects

  • Schriever AFB CO

  • Hanscom AFB MA

  • Offutt AFB NE 
     Shooting range

  • Mountain Home AFB ID 
    Commissary, structural investigation, facility evaluation

  • Gowen Field ANG ID
    C-130 Hangar, Dorms/Education Building

  • Selfridge ANGB MI 
    Facility condition assessment

  • Kadena AFB Okinawa, Japan 

  • Misawa AFB Honshu, Japan 

  • NAVY / MARINES

  • MCB Camp Lejeune New River NC 
    Verona Loop Marine Mart

  • Camp Devil Dog (MCB Pendleton) CA 
    Mini Mart, NAVFAC

  • Naval Base Ventura County Point Mugu, CA 
    Seismic retrofit, Building PM-57

  • MCB Hawaii Kaneohe Bay HI

  • USACE

  • USACE Facility Tacoma, WA

  • Lookout Point Dam OR

  • Detroit Dam OR

  • VA

  • Perry Point VA Medical Center MD

  • Lake Baldwin VA Clinic FL

  • Marion VA Medical Center IN

  • ARMY

  • Fort Polk LA
    Facility assessment, barracks QA, DFAC ground-up QA, training city QA

  • Army Reserve Center Denton, TX Ground-up build QA

  • Fort Worth TX
    BUILDER Train the Trainer, Military Base Energy Calculator

  • Fort Hood TX
    Energy Calculator Development, USACE/DoD

  • Camp Grayling MI
    Army National Guard

  • Fort Wainwright AK

  • GSA/ Federal Civilian

  • FBI Academy Quantico VA
    Shooting range

  • Raymond Land Port of Entry MT

  • Bozeman Federal Building MT

  • Roybal Federal Building CA

CURRENT END USERS

USAF logo
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Emblem_of_the_UniUSMC logo
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NAVFAC logo
USACE logo
DoD Logo
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Frequently asked questions

THE TAMARACK GROVE DIFFERENCE

OVERALL DEPTH OF EXPERTISE AND RESOURCES

PROTOTYPE DEVELOPMENT/IMPROVEMENTS

INNOVATIVE, RIGHT-SIZE SOLUTIONS

RESPONSIVENESS

FASTER THAN AVERAGE TURN-AROUND TIMES

LICENSURE THROUGHOUT NORTH AMERICA

Let's talk! Contact Will Workman, P.E., Federal Market Sector Leader, today to experience the Tamarack Grove difference.

PRINCIPALS

Key Team Members

KEY FEDERAL TEAM

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BRIAN SIELAFF, M.S.C.E., S.E., P.E., P. ENG. CEO

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DOUG HARDIN, P.E. President

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WILL WORKMAN, P.E. Engineering Manager

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CALEB RAPP, P.E. Project Engineer III

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DUNCAN ROBERTSON, CPSM Director of BD

Learn more about how Tamarack has helped our clients solve their challenges and achieve their goals.

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