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SGA Celebrates 35 Years of Design
Architectural firm marks milestone with growth, innovation, and industry-leading projects.
Published on Mar. 2, 2026
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SGA, a leading architecture, interior design, planning, and virtual design and construction firm, is celebrating 35 years in business. Founded in 1991, the firm has grown to deliver tens of millions of square feet across a wide range of sectors, including multi-family, mixed-use, research, workplace, and academic environments. Over the past five years, SGA has billed more than $100.5 million in professional services, reflecting the scale of its work and depth of client relationships.
Why it matters
SGA's 35-year milestone demonstrates the firm's ability to evolve with its clients' ambitions while maintaining a collaborative, innovative culture. The firm's growth and industry-leading projects, such as Massachusetts' first Passive House-certified student residence halls and New England's first mass timber office building, position it as a leader in sustainable, high-performing design.
The details
SGA was founded in 1991 on the belief that talented employees and strong collaboration lead to exceptional outcomes. The firm has grown to serve clients in various markets across the country, with a current active portfolio spanning 50 million square feet. Some of SGA's most significant projects include the 750,000-square-foot 50 and 60 Binney Street development in Cambridge, Massachusetts, as well as industry groundbreaking achievements like the state's first Passive House-certified student residence halls and New England's first mass timber office building.
- SGA was founded in 1991.
- Over the past five years, SGA has billed more than $100.5 million in professional services.
- SGA is celebrating its 35th anniversary in 2026.
The players
SGA
A leader in architecture, interior design, planning, and virtual design and construction (VDC), founded in 1991 on the belief that talented employees and strong collaboration lead to exceptional outcomes.
Adam Spagnolo
Chief Executive Officer and Partner at SGA.
What they’re saying
“This milestone reflects our longstanding history and the people and partnerships that have shaped our culture. These relationships, and the projects we've delivered together, define who we are today.”
— Adam Spagnolo, Chief Executive Officer and Partner (buildingenclosureonline.com)
The takeaway
SGA's 35-year anniversary showcases the firm's ability to adapt and innovate, delivering exceptional design solutions for a wide range of clients and sectors. The firm's commitment to sustainability, collaboration, and industry-leading projects has positioned it as a leader in the architecture and design industry.





