We’re excited to welcome Casto Technical Services to Synergy Solution Group! Based in Charleston, West Virginia, Casto brings over 50 years of experience in delivering high-quality HVAC service, controls, and energy solutions their clients.

Casto was referred to Synergy by Aaron Storer with Storer Services, and we’re grateful for the introduction. During our member visit, Dave Sloan (Sloan Mechanical) and Gary Keeling (HMC) joined us and helped paint a clear picture of the value of the Synergy network. It was a great opportunity to share how our members collaborate, support one another, and grow together.

Known for their strong focus on building lasting client relationships and investing in their people, the Casto team is a great cultural addition for our group. Their commitment to continuous improvement and innovation will bring valuable perspective to our peer network.

Please join us in welcoming Casto Technical Services to the Synergy family—we’re looking forward to learning, sharing, and growing together!

About Casto Technical Services:

Casto Technical Services, Inc. (CTS) has been a locally owned and operated HVAC company in Charleston, WV since 1965. Casto has been known as the region’s most trusted HVAC provider to hospitals, schools, law offices, government facilities, military institutions, data centers, correctional centers, retail businesses, industrial facilities, large corporate buildings, and more. Casto has built its reputation of being a family owned business that treats its employees well and provides honest reliable advice, dependable service to its customers while using the industry’s best equipment and controls.

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Interested in learning more about how your company could join Synergy?
Visit synergysolutiongroup.com/join to find out what it means to be part of a national peer network built on connection, collaboration, and growth.