Formerly known as Carastro, our renowned services are now part of the nationally recognized BSA brand. Rest assured, our clients and partners will continue to experience the unwavering quality and commitment they've come to expect from the Carastro team. Additionally, they will now have access to the cutting-edge design and technical expertise that BSA is renowned for. Explore the future of architecture, engineering, interior design, and planning at

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Carastro & Associates has earned a reputation of providing efficient and innovative designs for heating, cooling, ventilation and air-conditioning (HVAC) systems on new projects as well as existing facility renovations.  Our staff of engineers and designers work with clients to satisfy budget and deadline requirements as well as meeting or exceeding energy goals.  The result is a facility with optimal comfort, air quality, and long-lasting benefits.  HVAC design includes:

  • Air Conditioning Systems
  • Control Systems
  • Heating and Ventilation Systems
  • Central Utility Plants