Equipment & System Analytics in Retro Commissioning


Analytics are a combination of experience, analysis, and critical thinking. The presentation will show basic developmental principles and some examples of analytics for a project and show the long term outcomes and benefits for this project. General application guidelines for using these principles on other sites will be discussed.


Duane Warren, CEM, CMVP, LEED GA

Senior Commissioning Manager

McKinstry, Inc.

Mr. Warren has worked for over 30 years in the HVAC industry as a consultant and a design build contractor. He has built and maintained Fault Detection and System Analytics for mechanical and electrical systems in various schools, hospitals, data centers, and process environments. He has designed and installed optimization programs for chilled water systems in over 200 facilities including data centers, hospitals, and other mission critical facilities. Mr. Warren currently works at McKinstry as a Mechanical Commissioning Manager in their Dallas office, performing work for their clients across North America.

Denise Bullock

Senior Energy Engineer

McKinstry, Inc.

Denise is a Senior Energy Engineer in McKinstry’s South regional team, responsible for the analysis of client facility energy use and systems to identify potential energy savings measures and equipment upgrade needs while improving comfort, health, and safety. Denise received a bachelor’s degree in Architecture from Texas A&M University and a Master of Science in Engineering from the University of Colorado. Her experience in all aspects of facility operation and building systems engineering, including utility procurement, architectural/mechanical/electrical systems, water and lighting systems, renewable energy systems, and more is utilized to develop well rounded packages of solutions for building owners and operators. She has performed energy audits on 10M+ square feet and developed over $60M worth of facility improvements. Denise’s driving mission is to improve existing building energy performance to reduce unnecessary waste in all aspects of the existing building industry.