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1325 East 16th Ave, Denver, CO 80218
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Our Team
Our Principals
Celeste Cizik
CEO/Existing Buildings Director
Laura Charlier
Sustainability Director
Matt Cooper
Commissioning Director
Michael Levinson
Multifamily Housing Director
Our Staff
Susan Reilly
Founder/Energy Team Leader
Alec Bronson
Energy Engineer
Alec Holmstrom
Energy Engineer
Anna McCullough
Sr. Energy Project Manager
Alex Rouin
Building Enclosure Engineer
Annie Kell
Sustainability Project Manager
Ben Hoesly
Energy Consultant
Bill Geisheker
Building Enclosure Engineer
Bryce Buchanan
Energy Project Manager
Chris Purdie
Commissioning Engineer
David Lawry
Sr. Commissioning Project Manager
Emily Rader-Neely
Sr. Energy Project Manager
Emily Schwartz
Energy Engineer
Erik Swanton
Sr. Energy Project Manager
Farah Wissinger
Sustainability Project Manager
Holbrook Phelan
Building Enclosure Project Manager
Imani Garcia
Energy Engineer
Isaac Porte
Commissioning Engineer
Grace Gillenwater
Energy Project Manager
Josh Hathaway
Energy Consultant
Jackson Knight
Sustainability Consultant
Kyle Zimbelman
Energy Engineer
Kate DuMez
Sr. Commissioning Project Manager
Kate Herda
Office Administrator
Katie Leiker
Energy Engineer
Kayli Skinner
Sustainability Consultant
Kori Louvall
Commissioning Engineer
Kristina Farrell
Embodied Carbon and Materials Specialist
Laura Unrein
Sustainability Project Manager
Lauren McNeill
Sr. Sustainability Project Manager
Logan Davidson
Sustainability Consultant
Louise Fonda
Sustainability Consultant
Libby Coleman
Energy Project Manager
Madeline Goulet
Office Administrator
Madi Gore
Business Development Coordinator & Sustainability Consultant
Michael Harris
Energy Project Manager
Natalie Weber
Finance Manager
Nick Buike
Commissioning Team Leader
Nick Engler
Energy Engineer
Nicole Ilderton
Energy Consultant
Ola Czastkiewicz
Multifamily Sustainability Consultant
Pachia Moua
Lighting Commissioning Project Manager
Rachelle Macur
Sr. Sustainability & Social Impact Manager
Riley Cowing
Marketing Specialist
Ryan Mitchell
Lighting Commissioning Engineer
Sade Odumuye
Energy Engineer
Sarah Hong
Energy Project Manager
Scott Tonn
Sr. Commissioning Project Manager
Shelia Gore
Operations Manager
Sonja Simpson
Electrical Commissioning Project Manager
Taylor Roberts
Energy Director
Steve Schanes
Commissioning Engineer
Thea Diep Ton
Energy Engineer
Tom Flanagan
Project Manager
Zach Taylor
Commissioning Engineer
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