Our Mission - Our Values - Our Commitment

  Delta Rep Group is a statewide, Florida based manufacturer representation firm.
We take pride in representing quality manufacturers to provide our clients superior service and solutions throughout the building envelope with a focus on Division 7. 

   At Delta Rep Group we take a relationship minded, facility based approach, bringing solutions to the table with code compliance and profitability in mind. Core values of integrity, reliability and accountability that you have come to know and expect are the foundation of which this company was founded and of which it will exist.

Delta Rep Group - comprised of its 3 managing partners Dawn Holsinger, Justin Burnham and Wayne Heironimus will proudly represent our manufacturers while upholding these core values in everything we do. We look forward to the opportunity to change the way you think about professional manufacturer representation.

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Justin M Burnham




12+ Years Experience

Dawn Holsinger




17+ Years Experience

Wayne Heironimus




28+ Years Experience


Ina Crnalic


Administrative Assistant

2+ Years Experience

Delta's 3 Pillars of Focus


Representing companies that have the manufacturing capabilities to meet the ever growing demands of the construction industry


Florida based representation of national manufacturers - ensuring our clients get code compliant, warrantable products and systems.


Facility based approach ensuring our clients have project specific options that meet their expectations of quality while staying competitive.

Our Manufacturers

Structural Concrete Roof Deck

 A concrete roof deck that can be combined with other noncombustible materials to create 1- and 2-hour fire-rated roof-ceiling assemblies.
The only cementitious structural panel approved by Factory Mutual (FM) - FM Approval Standard 4472. USG's Structural Panel Concrete Roof Deck can be applied with mechanical fasteners to serve as a structural substrate for direct-, mechinically-, or adhesive-applied roof systems. Structural Panels Concrete Roof Deck is an innovative technology designed to provide a structural roof sheathing without the need for thermal barriers, pouring, setting, or curing, which resolves the latent moisture issue commonly found in roofing with poured concrete. 


Structural Concrete Subfloor

 The only noncombustible structural cementitious panel manufactured in the United states.
Structural Panel Concrete Subfloor is a cured-in-factory panel that is noncombustible, inorganic, mold-, moisture-, termite-resistant and dimensionally stable floor assembly suitable for many floor finishes. This Structural Panel can be used in mid-rise, modular, mezzanine, theater and other applications, providing the structural stability as well as other benefits such as design flexibility. Meets ASTM E136-16 for all types of noncombustible construction. 


Gypsum Concrete Patch

 Exceptional strength, excellent fire performance and the versatility to patch many decks such as gypsum roof decks.
Formerly known as Pyrofill® Gypsum Concrete, Securock™ Brand Gypsum-Concrete Patch is a high-performing patch solution that delivers a professional finish on a variety of poured roof decks.

 Securock™ Brand Gypsum-Concrete Patch is impressively durable, with more than 500 psi of compressive strength, while its fast-setting properties enable foot traffic and fasteners within 4 hours of application. 


Our manufacturers

Kingspan Light + Air

 Sustainable building solutions, innovative new technologies, and award winning design. At the heart of Kingspan's approach is the drive to help our customers achieve improved 

building performance. Forty years ago, a small family construction business in Ireland decided to dream big. We are committed to providing pioneering new technologies in insulation and low energy solutions worldwide, as well as support sustainability efforts and communities here in
the  US


Resources and Tools



Our own Justin Burnham and his wife Shawna are both active in helping out with their local animal rescue organizations and have two rescue dogs of their own. If you would like to learn more about how to get involved please contact Justin at Justin@DeltaRepGroup.com

Corporate Mailing Address

Delta Rep Group

204 37th Ave N Suite 352, Saint Petersburg, Florida 33704, United States