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Colleen Collins

Colleen Collins brings over 10 years of energy efficiency experience working with commercial clients to identify energy efficiency upgrades and evaluate energy savings and project cost-effectiveness. She has created tools and data collection templates used to conduct over 200 ASHRAE Level 2 Audit reports improving deliverable quality while reducing delivery time. She has also developed and provided trainings on tool usage, program support processes, and efficient technologies. Recently, she provided market assessment and midstream program support for residential and commercial technologies including HVAC, water heating, and foodservice equipment.

Colleen provides innovative solutions that consistently meet client goals and exceed client expectations. She has copious industry experience, skills in detailed data analysis, and a deep understanding of client needs. Prior to joining Cadeo, Colleen was an Energy Engineer III at CLEAResult. She holds a B.Arch. from the University of Oregon and a B.S. in Renewable Energy Engineering from the Oregon Institute of Technology. In her spare time, Colleen enjoys spending time with her friends and family, gardening, quilting, and baking.


  • Commercial HVAC
  • Midstream Program Design
  • Project Management