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William J. Sullivan Insurance Agency
William J. Sullivan Insurance

Office Hours:
Monday-Friday 8:30am - 5:00 pm Evenings & Saturdays by Appointment

The William J. Sullivan Insurance Agency was established in 1974 by Bill Sullivan, Sr. Today, the Sullivan Agency has ten employees including four family members - Bill Jr., Mark, Peter and Stephen Sullivan. Our future is in place.

The Sullivan Agency represents many of the best and financially sound companies in the industry with access to dozens more so that we can accommodate the various needs of our clientele. Personal care and service to our customers has been our Hallmark.

Our friendly and professional staff will work hard to give you peace of mind. Let us put together the perfect insurance program that comfortably fits your  lifestyle. Call us today and let us review your entire insurance program. We'll make sure you have the proper coverage at the best cost to you. We'll set up an appointment at a convenient time and place for you.

As a community based business, some of the organizations we support are:


  • Milton High School Boosters
  • Milton Little League Baseball
  • Milton Youth Basketball
  • Milton Traveling Soccer
  • Milton Hospital


  • Milton Council on Aging
  • Milton Educational Foundation
  • South Shore Chamber of Commerce & Milton Chapter
  • South Shore YMCA

30 Central  Avenue Milton, MA 02186
(617) 698-3838  FAX (617)698-7758

© 2003-2010, William J. Sullivan Insurance, Inc.