Insurance

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NJM Insurance Group

NJM Insurance Group was founded in 1913 as New Jersey Manufacturers Casualty Insurance Company, created to fulfill President Woodrow Wilson's pledge to provide...

NJM Insurance Group logo

NJM Insurance Group

NJM Insurance Group was founded in 1913 as New Jersey Manufacturers Casualty Insurance Company, created to fulfill President Woodrow Wilson's pledge to provide medical care and wage replacement to injured workers. Headquartered on a 100-acre campus in West Trenton since 1966, the firm operates as a direct writer for personal lines and a partner to independent agents for its growing commercial book. Board Chair Edward Stern and President Carol Voorhees — elected CEO in July 2025 — guide a leadership team that includes VP and CIO Pete Bogart. The investment portfolio is built around a core fixed-income allocation, supplemented by common stock and ETF positions, all managed to back the firm's property and casualty reserves. NJM has also tapped reinsurance capital markets through catastrophe bonds, a structure it uses to transfer peak risk. The company's underwriting footprint spans personal auto, homeowners, and umbrella policies in Connecticut, Maryland, New Jersey, Ohio, and Pennsylvania, alongside workers' compensation, commercial auto, and businessowner policies that extend into Delaware and New York. A partnership with American Modern Insurance Group adds specialty lines for boats and collector cars. NJM operates additional offices in Hammonton and Parsippany, New Jersey, and maintains a corporate giving program active in its communities. In July 2025, Voorhees was elected President and CEO, a succession move that keeps investment strategy under Bogart's continuity. The firm carries J.D. Power certifications for claims experience eight years running and has been recognized by Ward's 50 as a top-performing property and casualty insurer. The firm's structural differentiator is its mutual ownership model, which aligns investment posture entirely with policyholder liabilities rather than public market earnings pressure. This architecture means the portfolio's primary function is not asset accumulation but the preservation of surplus to meet claims across personal and commercial lines, with fixed-income duration matched against the tail of workers' compensation obligations.

General information

Firm type

Insurance

Year founded

1913

AUM

Undisclosed

Location

Region

North America

Country

United States

City

West Trenton

Corporate office

301 Sullivan Way, West Trenton, NJ 08628, United States

Additional offices

Hammonton, NJ · Parsippany, NJ

Principals

Carol L. Voorhees

President & CEO

Pete Bogart

VP and Chief Investment Officer

Edward Stern

Board Chair

Joseph S. Colalillo

Board Member

Sector focus

Insurance

Frequently asked questions

Who runs investment decisions at NJM Insurance Group?

Pete Bogart serves as Vice President and Chief Investment Officer, overseeing the fixed-income, common stock, and ETF portfolio that backs NJM's underwriting reserves. The board, chaired by Edward Stern, sets overall investment policy, but day-to-day allocation and manager decisions rest with Bogart's team in West Trenton.

How is NJM Insurance Group's investment portfolio structured?

The portfolio is built around a core fixed-income allocation sized to match the duration of its workers' compensation and auto liability reserves. NJM supplements this with common stock and ETF positions for surplus growth, and has periodically used catastrophe bonds to transfer peak property risk to capital markets.

Does NJM operate as a mutual company, and how does that affect its investment posture?

Yes, NJM is a mutual insurer owned by its policyholders. This structure frees the investment function from quarterly earnings pressure and allows the CIO to run a liability-driven portfolio focused on claims-paying strength, rather than maximizing reported asset returns.

What states does NJM underwrite business insurance in, and how does that shape its reserve profile?

NJM writes workers' compensation and commercial auto in Connecticut, Delaware, Maryland, New Jersey, New York, and Pennsylvania, and offers commercial package policies in five of those states. The multi-state workers' comp book creates a longer-tailed liability profile that the fixed-income portfolio is explicitly designed to fund.

How is NJM's board composed, and are there any notable external directors?

Edward Stern serves as Board Chair. Board Member Joseph S. Colalillo is President of ShopRite of Hunterdon County, providing a link to the regional business community that NJM's commercial lines serve. The board is not publicly traded and does not disclose full director bios on its website.

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