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For over 40 years, we’ve been making central energy plants run better and last longer.

Our motto is simple: Predict, Prevent, Extend. We can decrease downtime, increase efficiency and extend the life of your chiller and boiler equipment through those three proactive strategies. Ultimately, we save you money.

How much can you save through proper power plant maintenance? Contact us for a free energy plant assessment.

Our Services

The Win-Sam Way


  • University of Texas at Dallas, Central Utility Plant
  • University of Texas Permian Basin, Thermal Energy Plant
  • University of Texas San Antonio, North Thermal Energy
  • Whispering Hills Mall, Oklahoma City, OK
  • Crossroads Mall: Oklahoma City, OK
  • McCormick Spice, Gilroy, CA
  • C&H Sugar, Crockett, CA
  • Chesterfield Towne Center: Richmond, VA
  • Valley View Mall: Dallas, TX
  • Tyson Corner Mall: McLean, VA
  • Ridgmar Mall: Fort Worth, TX
  • Arrowhead Springs Shopping Center: Mesa, AZ
  • Camelback Colonnade: Phoenix, AZ
  • Chandler Fashion Center: Chandler, AZ
  • Desert Sky Mall: Phoenix, AZ
  • Metro Center: West Phoenix, AZ
  • Paradise Valley Mall: Phoenix, AZ
  • Scottsdale Fashion Square: Scottsdale, AZ
  • Superstition Springs Center: Mesa, AZ
  • Carolinas Medical Center-Charlotte, NC
  • University of Texas San Antonio, South Thermal Energy Plant
  • University of Texas Dallas, Natural Science & Engineering Research Lab
  • Carolinas Medical Center-Pineville, NC
  • University of Texas at Dallas, Satellite Utility Plant
  • Carolinas Medical Center-Northeast, Concord, NC