Our Team

Sure, we’ve earned a reputation for quality over the past 90 years. No one sticks around as long as we have without that. But like they say, it’s not what you know, it’s who you know. Our clients may walk in the door because of our knowledge, but they keep coming back because of our people.

Whether they’ve been on the team for four months or 40 years, the people walking Guernsey’s halls are serious about their work – and seriously interested in building a partnership with the clients they serve.

Design & Expertise

Allen Jones, PE, LEED AP BD+C

Senior Mechanical Engineer

Alyvia Kreitlow

Marketing Coordinator

Amanda Becannen

Strategic Pursuit Lead

Amber Nelson

Administrative Assistant

Anthony Drummond, EI

Privatization Consultant

Bailey Williams

Architectural Graphics Design Technician

Bill Bontempi, AIA

Senior Architect

Blaire Folkes

Interior Designer

Bob McCombs, PE, PMP

A&E Business Development Manager - Government Division

Brett Biesemeyer, PE, PLS, PMP

Senior Civil Engineer

Brian Marshall, PE

Senior Process/Environmental Engineer

Chris Manahan, LEED AP BD+C

Senior Mechanical Designer

Christina Hoehn, M.Ed, Assoc. AIA

Senior Project Manager/Business Development

Chuck Holland

Senior Electrical Designer

Cindy Cunningham

Document Control Clerk

Dan Berg, JD

Utility Privatization Post-Award Program Consultant

Darby Anderson, PE

Senior Civil Engineer

Ed Donwerth, PE

Civil Engineering Project Manager

Garrett Williston

Senior Consultant

Gary Lynn, PE

Senior Electrical Engineer

Glen Adams

Environmental Planner/Scientist

Glenda Crotchett


Isaac Elliott

Cyber Security Consultant

Jackie Barnes

Senior Privatization Consultant

Jason Hancock

Senior Consultant

Jason Rogers

Civil Technician

J.D. Clark, AIA

Senior Architect

Jeffrey Meyers

Project Manager

Jerry McAtee

System Planning Engineer

Joe Spann

Senior Privatization Consultant

John Nache

Senior Consultant

John Simpsen

Senior Consultant

Jordan Salata

Senior Privatization Consultant

Josh Dan, MBA

Rate Analyst

Justin Gallas, AIA

Senior Architect

Justin Proctor

Senior Analytical Consultant

Karin Teuffer

Water Resources Engineering Intern

Katie Fiddler

Environmental Scientist/Planner

Katy Sharp

Corporate Relations Lead

Kirk Williams, MBA, AIA


Kristi Foreman, MBA

CRM Marketing Manager

Kristin Check, IIDA, LEED AP ID+C, WELL AP

Registered Interior Designer

Korey Wheeler, PE

Mechanical Engineer

Kumar Mayank, PhD, CEM

Privatization Consultant

Laura Pistorius

Civil Engineering Technician

Lisa Hinson

Senior Privatization Consultant

Luis Becerra

Energy & Utility Consultant

Maria Angelica Prado, Associate AIA

Architectural Intern

Michael Anderson, CPA, MBA, CFE

Managing Consultant

Midge Loughridge

Staff Accountant

Mike Davis, CEM, CDSM, CMVP

Senior Privatization Consultant

Mitch Moon

Reprographic Production Coordinator

Monica Mauricio, PE

Structural Engineer

Nicole Dolan

Staff Accountant

Patrick Niblock

IT Support Specialist II

Paul Ryckbost, AICP, PE

Senior Privatization Consultant

Paula Hofford

Business Development Lead

Phillip Condreay, CPD, MI, PI, CBCP

Senior Mechanical Designer

Rafael Prado, PE

Mechanical Engineering Intern

Rebecca Payne

Analytical Consultant

Ryan Lewis

Utility Analyst

Sam Fitzpatrick

Senior Consultant

Sara Bagley, EI

Electrical Engineering Intern, Power

Season Crabtree, PE

Senior Water Resources Engineer

Shane Foote

Design Technology Coordinator

Shaun Snyder

Architectural Intern

Shawn Hudson, EI

Electrical Engineering Intern

Spencer Shanbour

Civil Engineering Intern

Steve Bessman

AutoCAD Technician

Steve Sprague, AIA

Senior Architect

Tom McCrae


Tracy Neal

Office Coordinator

Tracy Nguyen

Electrical Engineering Intern

Tristan Lucy, EI

Electrical Engineering Intern

Uwem Ekpenyong, PE

Structural Engineer

Vickie Jones

Staff Accountant

Yuming Zhu

Graphic Designer/Production Artist

Zhen Zhu, PhD