• Skip to main content
  • Skip to secondary menu
  • Skip to primary sidebar
  • Skip to footer
  • Contact Us
  • Post A Job

Agency Checklists

Massachusetts Insurance News & Job Opportunities

  • AC Interviews
  • Agency M&A
  • Career News
  • CAR News
  • DOI News
  • Coverage Cases
  • Innovation
  • InsurOp-Eds
  • AC Podcast
You are here: Home / Massachusetts Insurance News / Insurers | News / The Top 20 Ocean & Inland Marine Insurers in Massachusetts

The Top 20 Ocean & Inland Marine Insurers in Massachusetts

April 5, 2015 by AC Editor

Agency Checklists, MA Insurance News, Mass. Insurance NewsFast facts about this line of insurance…

  • A total of 286 companies write Ocean & Inland Marine insurance in Massachusetts.
  • The total Direct Written Premium for this line of insurance is $433,470,583 dollars.
  • The top 20 insurers have a combined Direct Written Premium of $299,060,617 dollars.
  • This represents an 63.3 % share of the market
  • The remaining 266 companies have Direct Written Premium of $173,618,951 dollars representing a 36.7% share of the marketplace.

 

And the top 20 are…

Company Name State Premium Written in MA Market Share in MA
Liberty Mutual Ins. Co. MA $61,740,221 13.06%
Continental Cas Co IL $ $ 36,355,194 7.69%
Federal Ins Co IN $ 28,174,123 5.96%
Stonebridge Cas Ins Co OH $ 19,749,919 4.18%
Travelers Prop Cas Co Of Amer CT $ 12,536,963 2.65%
National Cas Co WI $  11,540,150 2.44%
Jefferson Ins Co NY $  11,468,177 2.43%
Atlantic Specialty Ins Co NY $11,389,800 2.41%
Pacific Ind Co WI $  11,122,356 2.35%
Factory Mut Ins Co RI $  10,928,219 2.31%
Hanover Ins Co NH $  9,630,244 2.04%
National Union Fire Ins Co Of Pitts PA $  9,095,372 1.92%
Ace Amer Ins Co PA  $ 8,942,517 1.89%
Starr Ind & Liab Co TX $ 8,916,404 1.89%
United States Fire Ins Co DE $  8,754,233 1.85%
 Acadia Ins Co NH $ 8,388,284 1.77%
 Affiliated Fm Ins Co RI $  8,279,193 1.75%
 Liberty Ins Underwriters Inc IL $ 7,745,307 1.64%
 AGCS Marine Ins Co IL $  7,241,348 1.53%
 Great Amer Ins Co of NY NY $  7,062,593 1.49%

Primary Sidebar

Job Board

  • NEW! REMOTE: Senior Marketing Representative (N&D)
  • NEW! BOSTON: Commercial Lines Account Manager (LORE)
  • NEW! WOBURN: Sr. Personal Insurance Account Manager (Salem Five)
  • QUINCY: AVP Sales & Marketing (Arbella)
  • YARMOUTH: Commercial Lines Account Manager (Pioneer)
  • SOUTHBOROUGH: President & CEO (Hospitality Insurance Group)
  • SOUTHBOROUGH: Commercial Lines Small Business Account Manager (Fitts)
  • WAKEFIELD: Account Manager – Personal Lines (Hartshorne & Curley)
  • WOBURN: Senior Commercial Lines Account Manager (SalemFive)
  • HOLYOKE: Commercial Lines Account Manager Insurance (Chase Clark Stewart & Fontana Agency)
  • DEDHAM: Senior Actuarial Analyst (N&D)

Career News

Professional headshot of a smiling man in a blue suit against a dark gray background.

Jeffrey C. Johnston Named NAIC Chief Executive Officer 

Patriot Growth Insurance Services appoints Chi Vo as Senior Vice President of Operations to lead agency integration and growth strategy

Chi Vo Joins Patriot Growth Insurance Services as Senior Vice President of Operations

Arbella Insurance leadership transition Bob Bizak retirement Andrew O’Donoghue promotion

Arbella Insurance Group Announces Retirement of Bob Bizak, Executive Vice President of Sales & Marketing 

Risk Strategies founder Michael Christian

King Risk Partners Announces Addition of Michael Christian to Its Board of Directors

View All

Listen Now

Sponsor

Interviews

From Nuptials, Tickets, and Taxes to Trusted Advisor: One Agency’s Unique Path to P&C Success

A Conversation with Evan Silverio, President & CEO of Silverio Insurance Group

Deland, Gibson Celebrates 125 Years: A Conversation with CEO Chip Gibson

The Fourth-Generation Family-Owned Agency is Based in Wellesley

Talking with Richard Welch: Growth and Innovation at Hospitality Mutual | Agency Checklists

Talking with Richard Welch: Growth and Innovation at Hospitality Mutual

Mr. Welch is CEO of Massachusetts-based Hospitality Insurance Group

Born and Bred in the Bay State: The Special Agent Story

Our Latest Agency Interview is with the Founder & President of Special Agent

A Conversation with Daniel C. Bridge – The 2023 Insurance Professional of the Year

Daniel Bridge is Board Chair, President, and CEO of Vermont Mutual Insurance Group

Making The Leap From Corporate to Entrepreneur: Nadeen Vella On Building NaVella Insurance From Scratch

Making The Leap From Corporate to Entrepreneur: Nadeen Vella On Building NaVella Insurance From Scratch

Our latest Agency Interview is with Nadeen Vella, the founder and owner of a virtual scratch independent agency.

View All

InsurOp-Eds

The Paradigm Shift in AI: From Chatbots to Autonomous Agents

By Owen Gallagher

Agency Checklists, MA Insurance News, Mass. Insurance News

InsurOp-Ed – Proposed Uber Bill Keeps Public And TNC Drivers at Risk

By Brian Boucher

Why Insurance Doesn't Cover the COVID-19 Pandemic

InsurOp-Ed: What Does “Direct Physical Loss Of Or Damage To Property” Mean?

By Bill Wilson

Should Insurance Agents Help Advocate Claims?

Should Agents Advocate For Insureds In Claim Denials?

By Bill Wilson

View All

In Memoriam

Eric Cioppa was Maine's Superintendent of Insurance from 2011 until 2022.

In Memoriam: Eric Cioppa, 1958-2026

In Memoriam: David H. Knight, 1936-2026

In Memoriam: David H. Knight, 1936-2026

In Memoriam: Saul F. Feingold, 1932-2026

In Memoriam: Saul F. Feingold, 1932-2026

Footer

Contact us

We offer a variety of ways to get help promote your company or product.

Announcements
Email Sponsorships
Partnerships
Custom Collaborations

*Affiliate Disclosure

Please note that any of Agency Checklists’ articles might contain one or more affiliate links. This means that any subsequent purchase resulting from these links may result in a commission for us, but at no additional cost to you. For example, as an Amazon Associate, Agency Checklists earns a commission from all qualifying purchases. By working with affiliates we can continue to keep Agency Checklists subscription free. Thank you for your support.

Explore Our Archives

Copyright © 2026 · Agency Checklists · All rights reserved.

Loading Comments...