About Us

Our Team

Founder

Bill J. Byczynski

President

billb@stacktestgroup.com

  • 28 years Experience
  • Certified in Visible Emissions
  • Certified in MSHA

Managers

Michael "Mo" Oleszko

Project Manager

mikeo@stacktestgroup.com

  • 20 years Experience
  • Certified in Visible Emissions

Gary A. Kohnke

Project Manager

garyk@stacktestgroup.com

  • 14 years Experience
  • Certified in Visible Emissions
  • Certified in MSHA

Ryan Schueller

Senior Air Quality Specialist

ryans@stacktestgroup.com

  • 7 years Experience
  • Certified in Visible Emissions
  • Certified in MSHA
  • Aerial & Scissor Lift Operator

Office Staff

Kathy Byczynski

Administration/HR

kathyb@stacktestgroup.com

Technicians

Ben Byczynski

Air Quality Technician

  • 3 Years Experience
  • Certified in Visible Emissions