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Welcome to NorthStar Insurance Services!


NorthStar’s office hours are

Monday – Thursday:       8:30 a.m. – 4:30 p.m.

Friday:                                8:30 a.m. – 4:00 p.m.

(Friday summer hours 8:30 a.m. – 3:00 p.m. through August 30th, 2024)


Otherwise through a scheduled appointment.



We can be reached at

Office:                                 781-431-2500

Toll Free:                            800-301-1944

Fax:                                     781-431-6134

Email:                                 info@nsins.com




Claims can be submitted through a form on our website.

Our Claims processing email is:  service@nsins.com.


Emergency claims; Claims on the weekends or after hours, please call:


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Managing Your Construction Risks for Better Outcomes, Higher Profits

Our deep construction industry experience working with general contractors, construction managers, subcontractors and specialty trade contractors throughout New England, combined with our market access and ability to negotiate the best insurance program structure and pricing, enables NorthStar Insurance Services to help our clients gain control over their total cost of risk. As your partner, we will look at the exposures you face with a fresh perspective and convey to you each option available to help determine the best solutions for transferring your risk. We will also help you with your safety programs to mitigate losses and reduce the cost of your insurance program.

A Tailored Insurance Program: Integral to Your Success

We offer our construction insurance expertise on everything from multi-site and large-scale projects to individual contractors. We work with top-tier insurance carriers backed by experienced underwriting, claims and risk engineering teams dedicated to the construction industry. Our staff offers a full suite of flexible, customized insurance products suited to your operation and project needs:

  • General Liability
  • Property/Inland Marine
  • Automobile/Fleet
  • Workers’ Compensation
  • Employers Liability
  • Umbrella/Excess Liability
  • Builders’ Risk
  • Equipment Floaters
  • Pollution Liability
  • Professional Liability/Errors & Omission Liability
  • Directors & Officers Liability
  • Employment Practices Liability
  • Surety Bonds

We can also provide you with an employee benefits program to attract and retain top talent and skilled workers.

Our Value-Added Services

Our clients in the construction industry can also expect to receive the following value-added services:

  • Claims Management & Advocacy
  • Workers’ Compensation Experience Rating Review/Projection
  • Job Safety and Loss Control Advice
  • Contract Review & Management
  • Risk Management Review & Analysis
  • Current Policy Review & Analysis

Our Long-Term Commitment

NorthStar’s dedication to supporting the future growth of construction industry is underscored by our membership in several regional and state associations, including the following:

  • Associated General Contractors of Massachusetts (AGC)
  • Associated Subcontractors of Massachusetts (ASM)
  • Associated Builders & Contractors of Massachusetts (ABC)
  • Homebuilders & Remodelers Association of Massachusetts (HBRAMA)
  • Construction Financial Management Association – MA Chapter (CFMA)
  • Utility Contractors Association of New England (UCANE)
  • Structural Steel Fabricators of New England (SSFNE)

We Expect More of Ourselves So You Get More

We take pride in our high-level industry expertise, attention to detail, and diligence in serving our clients’ needs every day. Our team of experts believes in a simple philosophy: that we should provide our clients the same dedicated level of attention and service that we would expect if our positions were reversed. We take our stewardship obligation to our clients very seriously, and work tirelessly to constantly exceed expectations. Find out how we make a difference in the way we approach your insurance needs. Give us a call at (800) 301-1944.