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.
Principals / Board of Directors
Leadership
Design & Expertise
Aaron Gilio
Junior Consultant
Abby Johnston, LID, IIDA
Interior Designer
Abdirahman Haibe, EI
Structural Engineer Intern
Alex Sherman
GIS Analyst
Anne Henderson
Accounts Payable Specialist
Antoine Leblanc
Data Analyst
Austin Mckiel
Architectural Designer
Bao Le, EI
Civil Engineer Intern
Ben Dobbins, EI
Mechanical Engineer Intern
Bill Bontempi, AIA
Senior Architect
Bill Hager, RCDD
Consultant
Blake Leblanc
Senior Consultant
Blake Selanders, PE
Mechanical Engineer
Blythe Gentry, LID, IIDA, WELL AP
Senior Interior Designer
Brett Biesemeyer, PE, PLS, PMP
Project Manager / Sr. Civil Engineer
Brian Marshall, PE
Senior Process / Environmental Engineer
Brittany England-Khan
Ambassador of Culture and Community
Carl West
Consultant
Celine Vuong, EI
Mechanical Engineer Intern
Chad Hartmann
Junior Consulant
Chris Logan
Full Stack Developer
Chris Looney, PE, CEM
Senior Consultant
Chris Mccraney, AIA
Project Manager
Chris Willis, PE, SE
Senior Structural Engineer
Christopher Harris, PE, SE
Senior Structural Engineer
Claire Donohoe, Assoc. IIDA
Interior Designer
Colton Neumeister
Consultant
Corbin Campbell
Marketing / Business Development
Darby Anderson, PE
Senior Civil Engineer
Darren Scheller
Director of Information Technology
Dave Stanton
Construction Administration
David Palmer
Architectural Designer
Donielle Megna
Project Accountant
Eden Rainey
Consultant
Eden Roman
Junior Consultant
Edward Donwerth, PE
Civil Engineer
Enja Gumbs
Electrical Designer
Eric Connelly
Senior Consultant
Eric Mathews, CISSP, CISM, CCA
Cybersecurity Consultant
Erik Cho
Associate
Evan Glover
Cybersecurity Consultant
Glenda Crotchett
Controller
Director of Accounting
Greg Peters
Project Manager
Haley Bahn
Wholesale Utility Analyst
Hitesh Patel
Junior Consultant
J.D. Clark, AIA
Senior Architect
Jake Tillman, PE
Civil Engineer
James Johnson, Sec+
Senior Systems Administrator
James Watson
Senior Mechanical Designer
Jason Hancock, CEP
Project Manager
Jerry Mcatee
System Planning Engineer
Jesse Smith
Wholesale Utility Consultant
Joe Schmitt, EI
Civil Engineer Intern
Joe Spann
Senior Consultant
John Nache
Project Manager
Jordan Salata
Project Manager
Joseph Schwab
Mechanical Designer
Josh Dan, MBA, CPA
Consultant
Josh Morgan
Mechanical Engineer Intern
Justin Gallas, AIA
Senior Architect
Kasha Egan, PE, SE, CWI, PTI, ICCMSI
Structural Engineer
Kathryn Parkhurst, AIA, NCARB, TiD-B
Architect
Kathy Tanksley
Operations Coordinator
Keith Holman, AIA, LEED GA, CDT
Architect
Kevin Decker, AIA
Architect/Construction Specifier
Kristin Check, LID, IIDA, LEED AP ID+C, WELL AP
Senior Interior Designer
Kristina Dickinson, PE
Electrical Engineer
Kumar Mayank, PhD, CEM
Senior Consultant
Kyle Lee
Civil Design Tech
Laura Fawcett, CGEIT, CISM, LCCA
Governance Risk and Compliance Consultant
Laura Seiter-Melton
Assistant Controller
Lauren Creutz
Senior Consultant
Lauren Stewart, M.B.A.
Senior Consultant
Leslie Caldwell, LID, IIDA
Interior Designer
Luis Becerra
Senior Consultant
Luke Roznovsky, Security+, CCP
Cybersecurity Analyst
Madeline Harris
Environmental Scientist / Planner
Madison Stockton
Distribution Engineering Technician
Maria Angelica Prado, AIA
Architect
Maritza Diaz
Manager of Culture and Community
Matt Bergey
Systems Administrator
Matthew Watson, PMP, CISSP, CCA
Cybersecurity Consultant
Max Williamson
Utility Rate Analyst
Melissa Milligan
Marketing Coordinator
Mike Patel
Architectural Designer
Mitch Moon
Reprographic Production Manager
Nicholas Snodgrass
Senior GIS Consultant
Paul Decker
Consultant
Quade Nelson, EI
Electrical Engineer Intern
Rabie Taha, EI
Electrical Engineer Intern
Rafael Prado, PE
Mechanical Engineer
Raychel King
Construction Administrator
Reese Huerta
Design Group Intern – Architecture
Ryan Lewis
Managing Consultant
Sam Fitzpatrick
Senior Consultant
Samuel Carlile
Consultant
Sean Wright, PE
Senior Electrical Engineer
Season Crabtree, PE
Senior Water Resources Engineer
Shahjahan Ali, PE
Senior Civil Engineer
Simone Rosa
Consultant
Skylar Calhoun, PE, PTI, ICCMSI
Structural Engineer
Steve Sprague, AIA, NCARB
Senior Architect
Sydney Watkins
Digital Media Specialist
Tara Hirrill
Administrative / Technical Assistant
Tiffany Lam, CEM, CWEP
Senior Consultant
Tina Dao
Water Resources Engineer Intern
Tom Mccrae
Consultant
Tracy Nguyen, EI
Electrical Engineer Intern
Trey Grisham
Distribution Engineering Technician
Troy Pastorello
Engineering Design Technician
Ward Romberger
BIM Coordinator/Desktop Support Specialist
William Jimenez
Architectural Designer
Zablon Nyanumba
Electrical Designer
Zachary King
Support Specialist
Zhen Zhu, PhD
Managing Consultant























