Our Team

For urgent inquiries, call 608-310-6748.

To streamline non-urgent services, contact Denise Williamson at 608-310-6739 (office).


Feel free to contact the DrJ team members listed below or use our contact form.

Larry Wainright
Vice President, Technical Services
608-310-6742
email Larry

John Fredrick
Sales
608-310-6734
email John

Angie Protexter
QC Manager
608-310-6743
email Angie

Denise Williamson
Scheduling and Sales Support
608-310-6739
email Denise

Matt Tanger
Technical Writer
608-310-6771
email Matt

Ryan Dexter, P.E.
Vice President
email Ryan

Kevin Kutschenreuter
Technical Writer
email Kevin

Kara Meverden
Customer Support Manager
email Kara

Jim Vogt, P.E.
Vice President
email Jim