Quantum Business Group


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Who We Are The Quantum Business Group (QBG) is a business development and manufacturers' rep firm. We have many years of experience and expertise in bringing to market cutting edge building envelope products. We are proud of our portfolio of quality products. QBG represents: Icynene spray foam insulation, Hunter XCI continuous insulation panels, 3M construction products, US Rockwool mineral wool insulations, and CSL polyoxylane anti-graffiti and anti-corrosion products. We also represent SATA's Supplied Air Monitoring System for spray foam insulators. Our Team: The principal of the company is Richard Quandt. Richard has 30 successful years of experience in sales, marketing, business development, and product management within the construction industry. He has worked as an employee, independent consultant, and as a manufacturers' representative. Formal education is a B.S. degree from UW-Oshkosh and an M.B.A. from the University of St. Thomas. Pat Brennan of Wauwatosa, WI has been in commercial sales since 1985. For the past six years, his sales focus has been exterior and interior Building Products. Ward Westphal has over 25 years of sales and service, marketing and management experience in the building, agricultural and utility industries. He has owned and operated contractor businesses. Ward has trained many employees and developed various training programs.
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Home ~ What We Do ~ Our Product Line ~ Contact Us

Who We Are

The Quantum Business Group (QBG) is a business development and manufacturers' rep firm. We have many years of experience and expertise in bringing to market cutting edge building envelope products.

We are proud of our portfolio of quality products. QBG represents:

Icynene spray foam insulation, Hunter XCI continuous insulation panels, 3M construction products, US Rockwool mineral wool insulations, and CSL polyoxylane anti-graffiti and anti-corrosion products. We also represent SATA's Supplied Air Monitoring System for spray foam insulators.

Our Team:

Richard Quandt, owner The principal of the company is Richard Quandt. Richard has 30 successful years of experience in sales, marketing, business development, and product management within the construction industry. He has worked as an employee, independent consultant, and as a manufacturers' representative. Formal education is a B.S. degree from UW-Oshkosh and an M.B.A. from the University of St. Thomas.

Pat Brennan of Wauwatosa, WI has been in commercial sales since 1985. For the past six years, his sales focus has been exterior and interior Building Products.

Ward Westphal has over 25 years of sales and service, marketing and management experience in the building, agricultural and utility industries. He has owned and operated contractor businesses. Ward has trained many employees and developed various training programs.