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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BSA LifeStructures Completes Acquisition of Carastro & Associates, a Leading Engineering Firm in the Tampa Bay Area

INDIANAPOLIS – BSA LifeStructures (BSA), a nationally recognized architecture and engineering firm, reinforces their commitment to improving lives and strengthens its service offerings in Tampa with the acquisition of Carastro & Associates.

Founded in 1960 and located in Tampa, Florida, Carastro & Associates focuses on mechanical, electrical, plumbing, fire protection, and telecom engineering design services. In the decades that have followed, their business has grown into a well-established firm known for its expertise and dedication to every project.

“Carastro & Associates is focused on delivering technical excellence and innovative solutions to their clients,” said BSA’s Board Chair Kevin Token. “This fortifies BSA’s presence in the Florida market and aligns with our strategic direction. Carastro & Associates has decades of project success with a portfolio of clients, as well as the specialized capabilities that perfectly complement BSA’s discipline offerings.”

With the close of the acquisition, the Carastro & Associates organizational structure will now do business as BSA LifeStructures, operating under the direction of its existing leadership team.

“There are key similarities between Carastro & Associates and BSA LifeStructures, such as complimentary service offerings and cultural harmony that support having shared goals and growth opportunities,” shared Carastro & Associates President George Stefanovici. “The opportunity to build on our existing relationships in Florida and now nationwide is boundless and we anticipate being even more impactful together.”

“For over 60 years, Carastro & Associates has provided quality engineering design combined with excellent client service,” said Carastro & Associates Executive Vice President Paul Carastro. “We found that same level of commitment with BSA, and together, we are committed to producing innovative designs, sustainable solutions, and high-quality service.”

BSA, a national, integrated design firm, creates inspired solutions that improve lives. BSA provides architecture, engineering, interior design, and planning services for spaces that support and enhance healing, learning, and discovery. With national expertise and regional leadership, BSA operates as one firm with six design studios strategically located across the country. To best serve our clients as partners, BSA shares talent, knowledge, and expertise across regions, allowing us to provide responsive yet innovative design solutions. Collaboration and empowerment are vital to our process. Learn more at