Contact Us

For employment inquiries, please
email us at mattm@mcdowallco.com

For HVAC and Sheet Metal, contact:

Arnie Dingmann
Sheetmetal Manager
E-mail: arnied@mcdowallco.com

Mark Dingmann
Sheet Metal Estimator/Project Manager
E-mail: markd@mcdowallco.com

Brad Berghuis
Project Manager
E-mail: bradb@mcdowallco.com

For Roofing or Roof Maintenance and Management, contact:

Jay Mumm
Roofing Manager
e-mail: jaym@mcdowallco.com

Mike Illies
Roofing Estimator
E-mail: mikei@mcdowallco.com

Tom McDowall
Roofing Management Consultant
E-mail: tommc@mcdowallco.com

Doug Andersen
Roofing Technician
E-mail: douga@mcdowallco.com

For HVAC Service, contact:

Karen Athmann
Service General Manager
E-mail: karena@mcdowallco.com

Tim Bommersbach
Service Manager
E-mail: timb@mcdowallco.com

Terry Bottema
Project Consultant
E-mail: terryb@mcdowallco.com

Ryan Keating
Maintenance Account Rep.
E-mail: ryank@mcdowallco.com

Safety Department, contact:

Denny Heath
Safety and Health Manager
E-mail: dennyh@mcdowallco.com

Matt McDowall
Human Resources and Roofing Operations
E-mail: mattm@mcdowallco.com