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# Companies in Boston, MA

Pick an industry to see the bigger companies headquartered in Boston, MA, what they do and how big they are.

By Enrich.chat Editorial. Updated October 22, 2026.

## Industries in Boston

- [Software Companies in Boston](https://enrich.chat/companies-in/boston-ma/software-development/): Software Development
- [Real Estate Companies in Boston](https://enrich.chat/companies-in/boston-ma/real-estate/): Real Estate
- [IT Services Companies in Boston](https://enrich.chat/companies-in/boston-ma/it-services-and-it-consulting/): IT Services and IT Consulting
- [Financial Services Companies in Boston](https://enrich.chat/companies-in/boston-ma/financial-services/): Financial Services
- [Technology and Internet Companies in Boston](https://enrich.chat/companies-in/boston-ma/technology-information-and-internet/): Technology; Information and Internet
- [Consulting Firms in Boston](https://enrich.chat/companies-in/boston-ma/business-consulting-and-services/): Business Consulting and Services
- [Hospitals and Health Care Organizations in Boston](https://enrich.chat/companies-in/boston-ma/hospitals-and-health-care/): Hospitals and Health Care
- [Advertising Agencies in Boston](https://enrich.chat/companies-in/boston-ma/advertising-services/): Advertising Services
- [Nonprofit Organizations in Boston](https://enrich.chat/companies-in/boston-ma/non-profit-organizations/): Non-profit Organizations
- [Biotechnology Companies in Boston](https://enrich.chat/companies-in/boston-ma/biotechnology-research/): Biotechnology Research
- [Staffing and Recruiting Firms in Boston](https://enrich.chat/companies-in/boston-ma/staffing-and-recruiting/): Staffing and Recruiting
- [Construction Companies in Boston](https://enrich.chat/companies-in/boston-ma/construction/): Construction
- [Law Firms in Boston](https://enrich.chat/companies-in/boston-ma/law-practice/): Law Practice
- [Investment Management Firms in Boston](https://enrich.chat/companies-in/boston-ma/investment-management/): Investment Management
- [Architecture Firms in Boston](https://enrich.chat/companies-in/boston-ma/architecture-and-planning/): Architecture and Planning
- [Venture Capital and Private Equity Firms in Boston](https://enrich.chat/companies-in/boston-ma/venture-capital-and-private-equity-principals/): Venture Capital and Private Equity Principals
- [Colleges and Universities in Boston](https://enrich.chat/companies-in/boston-ma/higher-education/): Higher Education
- [Insurance Companies in Boston](https://enrich.chat/companies-in/boston-ma/insurance/): Insurance
- [Research Services Firms in Boston](https://enrich.chat/companies-in/boston-ma/research-services/): Research Services
- [Legal Services Firms in Boston](https://enrich.chat/companies-in/boston-ma/legal-services/): Legal Services

**Short answer:** Browse the bigger companies headquartered in Boston, MA by industry. Each page lists up to 25 of the biggest by headcount range, what they do and how big they are.

## Key takeaways

- Each page lists up to 25 of the biggest companies in one industry.
- Sizes are ranges, never exact headcounts.
- Ask your AI agent to use www.enrich.chat to find the people at any of them.

## Frequently asked questions

### How are the companies chosen?

Companies shown have a working website that matches their name and list Boston, MA as their headquarters. The biggest by headcount range come first.