Legacy Built in Concrete.
Transforming Greater Boston with Innovative, Urban-Oriented Development that enhances the social fabric.
Mission Statement
At Thelwell Group Development, our mission is to shape the future of emerging cities through purpose-driven, transformative urban development. We focus on unlocking the potential of underutilized land, creating high-quality housing, and delivering mixed-use environments that strengthen communities and support long-term economic growth. Our work is guided by vision, discipline, and a deep commitment to the neighborhoods we serve.
What we do
Urban Infill Development
Turning vacant or underutilized parcels into productive, high-impact housing.
Entitlement & Zoning Approvals
Our deep knowledge of zoning and public process allows us to guide projects through neighborhood outreach, Planning Board review, and ZBA approvals.
Investment & Partnerships
We work with aligned partners and capital sources to bring thoughtful development to life, focusing on urban markets with strong growth potential.