> Enrich.chat gives AI agents verified work emails and mobiles. To use it from an agent, read https://enrich.chat/agents.md . This is the Markdown version of https://enrich.chat/naics/531210/massachusetts/ # NAICS 531210 companies in Massachusetts Companies with NAICS code 531210 (Offices of Real Estate Agents and Brokers) headquartered in Massachusetts, with their cities, sizes and SIC codes. By Enrich.chat Editorial. Updated October 22, 2026. **Short answer:** The biggest NAICS 531210 companies in Massachusetts by headcount range include Svn International, Laer Realty Partners and The Davenport Companies. NAICS 531210 is the code for Offices of Real Estate Agents and Brokers. Among those counted, they are mostly very small: 79% have 50 or fewer employees. ## Which NAICS 531210 companies are in Massachusetts? The biggest by headcount range include Svn International, Laer Realty Partners, The Davenport Companies, Lamacchia Realty and Era Key Realty Services. NAICS 531210 is the code for Offices of Real Estate Agents and Brokers. Names link to a company profile where we have one. | Company | City | Employees | | --- | --- | --- | | Svn International | Boston | 1,001 to 5,000 | | Laer Realty Partners | Chelmsford | 501 to 1,000 | | The Davenport Companies | South Yarmouth | 501 to 1,000 | | Lamacchia Realty | Waltham | 201 to 500 | | Era Key Realty Services | Northbridge | 201 to 500 | | Success Real Estate | Braintree | 201 to 500 | | Ta Realty | Boston | 51 to 200 | | Nextgen Realty | Allston | 51 to 200 | | Today Real Estate | Barnstable | 51 to 200 | | Related Beal | Boston | 51 to 200 | | Leading Edge Real Estate | Winchester | 51 to 200 | | Re Max Destiny | Cambridge | 51 to 200 | | Gallagher Real Estate | Holyoke | 51 to 200 | | Realty Executives Boston West | Framingham | 51 to 200 | | Foster-Healey Real Estate | Leominster | 51 to 200 | | Thumbprint Realty | Boston | 51 to 200 | | Padmatch Realty | Boston | 51 to 200 | | Stuart St James | Boston | 51 to 200 | | [Century 21®](https://enrich.chat/company/century-21/) | Carver | 51 to 200 | | Northstar Project & Real Estate Services | Cambridge | 51 to 200 | | Waterstone Properties Group | Needham | 11 to 50 | | Naples Home Buyers | Feeding Hills | 11 to 50 | | Commercial Realty Advisors | Hyannis | 11 to 50 | | Milestone Realty | Westport | 11 to 50 | | Linear Retail Properties | Burlington | 11 to 50 | The table shows the 25 biggest by headcount range, with ties broken by audience size. The charts and percentages below cover every company counted for this page, not just these 25, and companies with fewer than 11 employees are not counted. Headquarters is the location on each company's public profile. ## Which cities in Massachusetts? Within Massachusetts, Boston (24%), Cambridge (6%) and Brookline (3%) are the most common headquarters. **Figure: Cities of NAICS 531210 companies in Massachusetts.** Bars for the share of counted NAICS 531210 companies in Massachusetts headquartered in each city: Boston 24%, Cambridge 6%, Brookline 3%, Needham 3%. *Share of counted NAICS 531210 companies in Massachusetts by headquarters city.* ## How big are they? 79% of the NAICS 531210 companies counted in Massachusetts have 50 or fewer employees, and the middle one is in the 11 to 50 range. Companies with fewer than 11 employees are not counted. **Figure: Size of NAICS 531210 companies in Massachusetts.** Seven columns for the share of counted NAICS 531210 companies in Massachusetts in each employee range: 11 to 50 79%, 51 to 200 15%, 201 to 500 3%, 501 to 1,000 2%, 1,001 to 5,000 1%, 5,001 to 10,000 0%, 10,001+ 0%. *Share of counted NAICS 531210 companies in Massachusetts in each employee range.* ## How old are they? Most were founded in the 2000s (36%), then the 2010s (28%). **Figure: When NAICS 531210 companies in Massachusetts were founded.** Eight columns for the share of counted NAICS 531210 companies in Massachusetts founded in each era: Before 1960 3%, 1960s 5%, 1970s 3%, 1980s 11%, 1990s 14%, 2000s 36%, 2010s 28%, 2020s 0%. *Share of counted NAICS 531210 companies in Massachusetts by the era they were founded in, for the ones that list a founding year.* ## How Massachusetts compares with the rest of the country - 79% of NAICS 531210 companies in Massachusetts have 50 or fewer employees, against 69% across NAICS 531210 companies nationwide. ## How do you reach the people at these Massachusetts companies? The people to talk to are usually owners, operations and finance leaders. Build the list in three prompts to your AI agent. ### 1. Count them (free) Counting who matches never uses credits. ```text Use www.enrich.chat to count the companies with NAICS code 531210 in Massachusetts ``` ### 2. Find the people (5 credits per person) Name the roles you sell to. Each person returned is 5 credits, and name, title and company are included. ```text Use www.enrich.chat to find the owners, operations and finance leaders at companies with NAICS code 531210 in Massachusetts, with their titles ``` ### 3. Get their work emails (10 credits each) An email is 10 credits only when one is found. Every email comes with a status: verified, catch-all or unknown. ```text Use www.enrich.chat to find the work emails for these people and tell me which ones are verified ``` ## More to explore About the code: [NAICS 531210: Offices of Real Estate Agents and Brokers](https://enrich.chat/naics/531210/). About the place: [companies in Massachusetts](https://enrich.chat/companies-in/massachusetts/). NAICS 531210 in other states: [Florida](https://enrich.chat/naics/531210/florida/)[California](https://enrich.chat/naics/531210/california/)[Texas](https://enrich.chat/naics/531210/texas/)[New York](https://enrich.chat/naics/531210/new-york/)[Illinois](https://enrich.chat/naics/531210/illinois/)[Pennsylvania](https://enrich.chat/naics/531210/pennsylvania/)[North Carolina](https://enrich.chat/naics/531210/north-carolina/)[Arizona](https://enrich.chat/naics/531210/arizona/)[Virginia](https://enrich.chat/naics/531210/virginia/)[Washington](https://enrich.chat/naics/531210/washington/) Other NAICS codes in Massachusetts: [NAICS 541511: Custom Computer Programming Services](https://enrich.chat/naics/541511/massachusetts/)[NAICS 722511: Full-Service Restaurants](https://enrich.chat/naics/722511/massachusetts/)[NAICS 541512: Computer Systems Design Services](https://enrich.chat/naics/541512/massachusetts/)[NAICS 541714: Research and Development](https://enrich.chat/naics/541714/massachusetts/)[NAICS 513210: Software Publishers](https://enrich.chat/naics/513210/massachusetts/)[NAICS 621111: Offices of Physicians](https://enrich.chat/naics/621111/massachusetts/)[NAICS 523940: Portfolio Management and Investment](https://enrich.chat/naics/523940/massachusetts/)[NAICS 236220: Commercial and Institutional Building](https://enrich.chat/naics/236220/massachusetts/) ## Frequently asked questions ### Which NAICS 531210 companies are in Massachusetts? The biggest by headcount range include Svn International, Laer Realty Partners, The Davenport Companies, Lamacchia Realty and Era Key Realty Services. The page lists 25 with links to their profiles where we have them. ### What is NAICS 531210? NAICS 531210 is the code for Offices of Real Estate Agents and Brokers, in sector 53: Real Estate and Rental and Leasing. ### Which cities in Massachusetts have the most? Boston (24%), Cambridge (6%) and Brookline (3%) lead among the companies counted. ## Try this prompt Find the people at NAICS 531210 companies in Massachusetts ```text Use www.enrich.chat to find the owners, operations and finance leaders at companies with NAICS code 531210 in Massachusetts, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [NAICS 531210 in Florida](https://enrich.chat/naics/531210/florida/) - [NAICS 531210 in California](https://enrich.chat/naics/531210/california/) - [NAICS 531210 in Texas](https://enrich.chat/naics/531210/texas/) - [NAICS 531210 in New York](https://enrich.chat/naics/531210/new-york/) - [NAICS 541511 in Massachusetts](https://enrich.chat/naics/541511/massachusetts/) - [NAICS 722511 in Massachusetts](https://enrich.chat/naics/722511/massachusetts/) - [NAICS 541512 in Massachusetts](https://enrich.chat/naics/541512/massachusetts/) - [NAICS 541714 in Massachusetts](https://enrich.chat/naics/541714/massachusetts/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)