About Us

Comfort Sales Agency

Our History

Comfort Sales Agency opened its doors in 1972 when Robert Schwalb began representing a handful of boiler and hydronic heating lines in the St. Louis area.  The next several years saw rapid expansion, with many new product lines and additional offices in Kansas City and the Quad Cities.

High-Quality, Energy Efficient Equipment

Since Robert’s retirement in 2010, the Schwalb family has continued the company’s growth with a large expansion of the main office in Edwardsville, Illinois with over 30,000 square-feet of office and warehouse space.

CSA covers Missouri, Kansas, Iowa, Nebraska and the most of Illinois.

Comfort Sales Agency supplies high-quality, energy efficient equipment for any budget or application.  Services we provide:

  • Equipment selection
  • System design
  • CADD drawings
  • Piping/Wiring diagrams
  • Start-up services
  • Technical support
  • Warranty support