Simple Integration. Measurable Results.
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Lisa Varga

Chief Executive Officer & Founder

Lisa Varga, CEO and Founder of Phoenix Energy Technologies, brings 20+ years of energy and waste management experience to the dynamic PhoenixET Team.  Prior to founding PhoenixET, Lisa led sales and marketing efforts for a leading waste management company. Lisa brings a wealth of retail knowledge and experience to the PhoenixET organization, and has put this knowledge to use in some of the industry's leading trade organizations.

She has served on several boards including the Board of Directors for Professional Retail Store Maintenance (PRSM) since 2007. Lisa is also the Chairperson for the PRSM Sustainability Council, a resource center for green initiatives, legislation and best practices.


Keith Gipson

Chief Integration Officer

Industry veteran and EnterpriseDX architect, Keith Gipson, brings over 20 years of industry experience to the PhoenixET team.  His experience on the controls side at Honeywell, and later Johnson, provided the unique foundation needed to become a thought leader in web-based EEM.  Entrepreneurial in spirit, Keith left the controls industry in 1997 when recruited by PG&E’s startup, Vantus Energy (now Chevron Energy Services).  Keith went on to co-found Silicon Energy Corp and Impact Facility Solutions, the former of which was sold to Itro Corp in 2003. 

Keith joined Phoenix Energy Technologies in 2007 as CTO.  Since joining PhoenixET, Keith has architected the EnterpriseDX product platform used today, utilizing his expert system integration and product development skills and helping PhoenixET forge the way as a leader in the EEM and EMS spaces. 

Keith has been the recipient of several awards, including the 2007 “Vision Award” at Connectivity Week and recognition as “A modern day African American Inventor” by Southern California Edison for his contributions to technology in the electrical utility industry.  Keith resides in Southern California with his wife and four children. 


Michael McMahon

Vice President

Since joining the PhoenixET team in 2012, Michael has been playing a vital role in PhoenixET’s success. As Vice President, Michael oversees all departments, helping not only to drive sales and marketing for the organization, but also to develop processes and operational efficiencies that maximize results. He is experienced with bringing new technologies to market and most notable for working with growth companies to scale in complex markets.

Prior to Phoenix Energy Technologies, Michael was general manager for an international virgin company and led the 12-year high tech company to first profitability and scalability in the U.S. and European markets.


Ron Rau

Vice President, Operations

Ron Rau is an experienced Senior Level Store Operations, Facilities, Maintenance, Procurement, and Energy Services Executive. Ron brings an exceptional amount of knowledge and experience having been responsible for store and facility maintenance, energy services, non-merchandise procurement, retail operations and lifecycle management for over 35 years with two Fortune 500 companies. He has been extremely active in PRSM since its inception, serving on the Board of Directors for eight years, and served as President of the Board for three years.

In addition, Ron has been a frequent speaker at numerous conferences such as Professional Retail Store Maintenance Association (PRSM), Store Planning, Equipment, Construction and Facilities Services Seminars (SPECS), Edison Electric Institute (EEI), and Visual Merchandising & Store Design.


Kristin Rock

Director, Professional Services

A proven energy and sustainability professional, Kristin Rock brings a wealth of knowledge and experience from the energy management industry.  Since May 2013 Kristin has been leading PhoenixET’s EMS services team and proactive analytics team by providing strategic direction for the operational teams.

Prior to joining PhoenixET Kristin managed energy, carbon and water cost and usage for more than 1250 Petco retail stores, corporate offices and distribution centers nationwide.  While at Petco, her efforts lead her and her team to be recognized as an EPA Energy Star Leader in 2010. Prior to joining Petco, Kristin provided strategic energy management leadership for commercial and industrial customers at Summit Energy Services, now part of Schneider Electric.