Diamond Sinacori
11–50 employees 3 principals
Last updated
About Diamond Sinacori
Diamond Sinacori is a real estate operator. Diamond Sinacori operates in Boston, Massachusetts. Its investment focus is on Condominiums and Multifamily - Ground-up.
Diamond Sinacori, LLC is a Boston, Massachusetts-based real estate development company founded in 1978. Operating with 48 years of industry history under Founding Partner Merrill H. Diamond, the boutique developer maintains a core team of 2 to 10 real estate professionals. The enterprise specializes in residential real estate development, focusing on ground-up new construction, adaptive reuse, historic preservation, and multi-family condominium projects. Core capabilities encompass site assembly, project entitlements, architectural planning, joint-venture partnerships, and construction management across urban infill submarkets. The organization concentrates its development footprint across the Greater Boston metropolitan area and North Shore submarkets in Massachusetts. Key developments in its portfolio include The Waterworks at Chestnut Hill, a 112-unit residential condominium complex and museum, The Lancaster, a 55-unit condominium project in Brighton, and BRIX, a 61-unit mixed-use condominium development in downtown Salem featuring 3,000 square feet of retail space.
Principals at Diamond Sinacori
Principal details are a Pro feature
3 principals on file
Names, titles, verified emails, phone numbers, and LinkedIn for every decision-maker at this firm — unlocked with a Pro membership.
Recent activity at Diamond Sinacori
No recent signals captured for Diamond Sinacori yet. Set up a Signals alert to be notified when fund closes, leadership changes, or new developments surface in the trade press.
Diamond Sinacori's project portfolio
3 projects on file · Mixed-Use (2), Single-Family / For-Sale Residential (1)
Sign up to see Diamond Sinacori's 3 projects on a map
Every development in this GP's portfolio — location, unit count, square footage, and build status — plotted on an interactive map.
Markets and themes
Markets Diamond Sinacori operates in
Investment themes at Diamond Sinacori
Capabilities
- Asset Management
- Brokerage
- Construction Management
- Custom Homes
- High-Rise
- Mixed Use
- Site Development
Operators similar to Diamond Sinacori
- Samuels & AssociatesEstablished tierBoston, MassachusettsMultifamily - Ground-upCondominiums
- Midwood Investment & DevelopmentEstablished tierBoston, MassachusettsMultifamily - Ground-upCondominiums
- The HYM Investment GroupEstablished tierBoston, MassachusettsMultifamily - Ground-upCondominiums
- WitkoffEstablished tierBoston, MassachusettsMultifamily - Ground-upCondominiums
- City Realty GroupEstablished tierBoston, MassachusettsMultifamily - Ground-upCondominiums
- John M. Corcoran & CompanyEstablished tierBoston, MassachusettsMultifamily - Ground-upCondominiums
- Related BealEstablished tierBoston, MassachusettsMultifamily - Ground-upCondominiums
- GreybrookEstablished tierMultifamily - Ground-upCondominiums
- Asana PartnersEstablished tierBoston, MassachusettsMultifamily - Ground-up
- B2K DevelopmentEstablished tierCondominiumsMultifamily - Ground-up
Frequently asked questions about Diamond Sinacori
- What does Diamond Sinacori do?
- Diamond Sinacori, LLC is a Boston, Massachusetts-based real estate development company founded in 1978.
- What markets does Diamond Sinacori operate in?
- Diamond Sinacori is active in Boston, Massachusetts.
- How many employees does Diamond Sinacori have?
- Diamond Sinacori has 11–50 employees.