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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With a focus on quality and sustainability, Carastro & Associates offers high quality designs for a broad range of clients and has grown to become a leading engineering firm in the Tampa Bay area, being named by the Tampa Bay Business Journal as one of the Top Ranked Engineering Firms.

Our commitment to excellence has distinguished Carastro & Associates as a respected and reliable provider of engineering services.  We bring a combination of experience, professionalism, and skill to achieve client satisfaction on every project.

Specializing in the design of building infrastructure, Carastro & Associates designs mechanical and electrical systems including:

  • Heating, Ventilation and Air Conditioning (HVAC)
  • Electric Power
  • Lighting
  • Controls
  • Water and Sanitary Systems
  • Fire Protection
  • Information Technology
  • Low Voltage Systems
  • Medical Gas Systems

When it comes to enhancing your project’s success, our people, resources, and attention to detail make the difference. Our engineering professionals listen to your requirements, anticipate challenges and apply technology that will ensure timely and productive outcomes for your project.