Tofias P.C.
- Accounting and consulting firm specializing in auditing and taxation, employee benefits, human resources, personal financial planning, technology consulting, business valuations and litigation support.
- http://www.tofias.com/

MDT Advisers, Inc.
- Registered investment adviser that manages approximately $1 billion across a variety of asset classes, including public equities, venture capital, fixed income securities, real estate, and oil and gas.
- http://www.mdtai.com

Cambridge Innovations
- Venture capital firm site includes company profile, descriptions of ventures, and recent news.
- http://www.cambridgeincubator.com/

HealthCare Ventures LLC
- One of the world's largest venture capital firms specializing in health care; offices in Kendall Square and in Princeton, New Jersey.
- http://www.hcven.com

Cambridge Trust Company
- Internet banking and conventional services.
- http://www.cambridgetrust.com

Cambridge Savings Bank
- Offering online banking in addition to regular services.
- http://www.cambridgesavings.com