Get to Know Our Talented Team

Meet our talented team of professionals, each bringing a unique set of skills and expertise to the table, lending insight to help mitigate risk and materialize the built environment. With a passion for excellence and a drive to succeed, our dynamic group works together to make a better future for all the communities we touch.


Quarterly Employee Spotlights

Discover fun facts about our team in our Employee Spotlights. We asked and they answered! From their favorite movies and vacation destinations to their pet's name and favorite foods. Check it out!


Shannon Bush

Project Manager | Northern CA Office

Shannon joined Hillmann in 2022 after receiving her Associates in Project Management. She enjoys painting and playing the trumpet, with her favorite memory being playing 'Taps' at the Grand Opening of Victory Gardens. Shannon is driven by making a positive impact on communities and values integrity in everything she does.


  • Dream Travel Destination: Hawaii
  • Go-To Comfort Food: Pizza
  • Pet's Name: Fluffy Princess Buttercup

Maciej Sulczynski

Environmental Field Technician | Northern CA Office

Maciej joined Hillmann in 2025 after working in the environmental field for multiple years. When he’s not exploring Bay Area trails with his wife Liz and their dogs Snoopy & Zero, he’s dreaming of visiting Iceland’s landscapes. Maciej is motivated by learning and making a positive impact. Fun fact—he once ate a rattlesnake that tried to sneak into his room!


  • Coffee or Team Order: Yerba Mate latte
  • Best Advice You've Received : “We have two lives, and the second begins when we realize we only have one.” - Confucius
  • Favorite Hillmann Memory: The Homeless Garden volunteer event in Santa Cruz

Billie Strebendt

Regional Operations Manager | Gresham, OR Office

Billie joined Hillmann in 2025 after working many years in construction operations. When she’s not enjoying the uplifting Hillmann atmosphere, you’ll find her outdoors—hiking, hitting the gym, or riding four wheelers. Her dogs Cameo, Little Foot, and Athena are always part of the adventure! Her bucket list trip? Bora Bora.


  • Early Bird of Night Owl: Early Bird
  • Coffee or Tea Order: Iced Coffee
  • What Motivates You at Work: The Vibrant, Uplifting Atmosphere Here at Hillmann

Snapshots of Our Talented Team


Chris Hillmann
Michele Spinowitz
Matt Kamin
Kristen Brink
Yannick Lo
Sharon Brangman
Tammy Krapf
Chris Kuali’i
Sheri Cansler
Craig Downs
Ryan Mosher
Dixon Drumheller
Lee Riccetti
Brittaney Marcial
Michael Nehlsen
John Sullivan
Jacob Hillmann
Gibbson Edouard
Anthony Valanos
Stephanie Lord
Kylie Nemeth
Kevin Smith
John Lauretta
Joe Novakowski
Jill Asch
Kristin Senese
Christopher Baker
Crystal Mason
Samuel Norton
Bruno Rocha
David Rutherford
Rachel Paterno
Robert Urban
Shane Bielawski
Mariel Mrvichin
Ertu Erdal
Tyler Stafford
Kristine Savona
James Riggs
Conor Tarleton
David Song
Kristin Worrell
Shelby Wellwood
Ronald Brangman Sr.
Cole Bryant
Chris Hirschmann
Henry Hillmann
Rafael Torres
Tom Vidnansky
Ryan Askham
J. Ryan Terwilliger
George Boothby
Etan Hindin
Melissa Skrelja-Rojas
Angelo Tango


Join Hillmann’s Talented Team




Join our dynamic and innovative team where your unique skills and ideas will be valued and utilized every day! With endless opportunities for growth, a supportive and inclusive workplace culture, and a chance to make a real impact in your local community and beyond, this is the chance you’ve been waiting for to take your career to the next level.


Career Opportunities






Join Hillmann’s Talented Team

Join our dynamic and innovative team where your unique skills and ideas will be valued and utilized every day! With endless opportunities for growth, a supportive and inclusive workplace culture, and a chance to make a real impact in your local community and beyond, this is the chance you’ve been waiting for to take your career to the next level.


Career Opportunities