
ABOUT BSI

WHO WE ARE
BSI, formerly known as Barrett-Simpson, Inc., honors our founders’ desire to offer engineering and surveying services in the southeast region. Formed by an alliance of firms led by Tim Simpson and Bill Barrett in 2004, BSI continues to uphold our values of service, teamwork, and excellence.
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We provide professional engineering, surveying, and environmental services across the southeastern region. Using our extensive knowledge and the latest technology, we focus on the individual needs of your next project.

QUALITY SERVICE.
NO SHORTCUTS.
Discover what sets us apart in delivering exceptional services and unparalleled results.
Advanced Technology
We utilize the latest advancements in surveying and engineering technology, hardware, and software to meet your needs.
Attention to Detail
We strive for perfection in every aspect of our work, ensuring that no detail is overlooked.
Customer Service
Our commitment to a service-focused business model drives everything we do, ensuring a positive experience for our clients.
Variety of Services
Our services include planning, engineering, and construction management, providing a comprehensive solution for our clients' needs.