Services and Capabilities

We deliver projects on a broad range of project values from $5,000 to $5M.
Our project experience varies greatly including commercial, museums, education, retail, government, medical, and interiors.

General Contracting

Troop performs full-service commercial construction and construction management through a highly experienced team of on-staff construction managers and architects. 

Design + Build

Troop manages the design + construction process for a high-efficient and cost-effective project delivery. We self-perform carpentry and labor.

Open Book

Type of project where the client pays ACTUAL cost of construction project with guaranteed price; fully transparent project delivery; Troop provides comprehensive construction management services.

Preconstruction Planning

Troop provides realistic project budget and estimating, constructability expertise, and permitting coordination to save the Client time and money at the beginning of a project.

Special Projects

Effective project management for non-construction projects.

Fully Trained

We are fully trained to effectively execute a plan to deliver projects on-time, on-budget, safely, and to the satisfaction of our customers.


Service Disabled Veteran Owned business


We can utilize non-union, prevailing wage, or union labor.

LEED Accredited

We have LEED Accredited Professionals (AP) on staff to facilitate sustainability projects.

Army Corps of Engineers

All of our employees are trained in the US Army Corps of Engineers Construction Quality Control Management for Contractors.


We provide Self-Performance of carpentry and labor.

About Us

Troop is passionate about construction: we love what we do and we have fun doing it; and we aggressively strive for a high-quality product and safe working environment.

Troop Contracting is a certified Service-Disabled Veteran-Owned (CVE) full service General Contractor providing value-added services through STRONG ethics, fair and competitive prices, attention to detail, and fostering successful PARTNERSHIPS with our customers, subcontractors, and suppliers. We have experience in high-tech museum and immersive gallery environments, ground-up construction, retail, interiors, education, and government projects.

Motivated to by their entrepreneurial spirit, Brian Hatlen and Michael Gerhardstein raised the Troop flag in 2010. Our tenacity positioned us from two guys using door leafs as desks to a $4M/year volume construction business (and growing). Combined, we have over 30 years of experience to tackle any mission that is put in front of us.

Brian Hatlen was a Captain in the US Army and served in Operation Iraqi Freedom from 2005-2007, earning two Army Commendation Medals and a Meritorious Service Medal.  He brings his leadership training, discipline, decision making under stressful conditions, and strong value system to Troop.


CVE-logo                              LEED-BD-C

DUNS #965504892
Cage Code: 66XY7
GC License: TGC027109
NAICS: 236220 (primary)
Other NAICS: 238130, 238310, 238350, 238320,
238330, 236210, 238110, 238210, 238220

 Certifications:  Certified Veterans Enterprise (CVE); Service-Disabled Veteran-Owned Business; LEED AP BD+C;
OHSA 30HR; US Army Corps of Engineers Construction Quality Control Management for Contractors

Mission Statement

  • Our customers count on our dependability, our responsiveness, our drive, our quality, and our integrity.
  • Our tenacious planning, organization, and effective problem solving leads to successful execution of the mission.
  • Our core values are: loyalty, duty, respect, selfless service, and integrity.
  • We will take pride in our accomplishments and build on them every day.
  • We actively drive quality and site-safety through positive control.

A Few of Our Clients

Adler Planetarium, Chicago, IL

Event Network (Retail Tenant at Adler Planetarium)

Kohl Children’s Museum, Glenview, IL

Department of Veterans Affairs

88th Regional Support Command (US Army Reserve)

Village of Crystal Lake, IL

Darien School District

Evergreen Park High School District


Boy Scouts of America

Draper and Kramer Real Estate

Redeemer Lutheran Church, Hinsdale, IL

Our Commitment

Troop Contracting is a patriotic Veteran-Owned company dedicated to our commitment
to our Nation’s Heroes through employment opportunities and philanthropy.

A few of the organizations that we support are: Wounded Warrior Project,
National Rebuilding Together, Heros at Home, Warrior 2 Warrior, Society of American Military Engineers, and others.

Meet the Core Team

We are an experienced team and passionate about what we do.



US ARMY VETERAN; Bachelor of Architecture, Bachelor of Environmental Design, Master of Arts in Real Estate Development; Specialty is design/build projects, high-tech custom immersive environments, and LEED projects; CUBS FAN.


Vice President

Bachelor of Arts in Construction Technology; specialty is ground-up and renovation construction; SOX FAN.


Project Manager

Former Sheet Metal Foreman; Associates in Construction Management; specialty is all construction with a focus on Mechanical/Electrical/Plumbing; CUBS FAN.


Superintendent/Carpenter Foreman

Manages and coordinates all onsite activities; CUBS FAN.


Project Administrator

Manages all day-to-day activities on projects; CHICAGO FAN (wears both jerseys).


Assistant Project Manager/Superintendent

Assists Project Managers on all day-to-day activities on projects; CUBS FAN



Supervises incomes and expenditures and performs all bookkeeping operations (A/R & A/P); SOX FAN


Assistant PM/Superintendent

Former demolition and laborer foreman; performs project management and onsite superintendent field management; SOX FAN

Our Work

Please view a few of our completed projects!

Contact us

Please feel free to contact us using the form below.

Name: Troop Contracting, Inc.
Phone: 630.568.5252
Fax: 773.525.0275
Address: 648 Executive Drive Willowbrook, IL 60527