Atlantic Specialty Insurance Company: Customer Ratings & Reviews [2024]

Understand Atlantic Specialty Insurance Company’s offerings and reputation in the insurance landscape without the noise of dated information or filler.

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Sara Routhier

Sr. Director of Content

Sara Routhier, Managing Editor and Outreach Director, has professional experience as an educator, SEO specialist, and content marketer. She has over five years of experience in the insurance industry. As a researcher, data nerd, writer, and editor she strives to curate educational, enlightening articles that provide you with the must-know facts and best-kept secrets within the overwhelming world o...

Sr. Director of Content

Eric Stauffer

Licensed Insurance Agent

Eric Stauffer is an insurance agent and banker-turned-consumer advocate. His priority is educating individuals and families about the different types of insurance coverage. He is passionate about helping consumers find the best coverage for their budgets and personal needs. Eric is the CEO of C Street Media, a full-service marketing firm and the co-founder of, a financial educat...

Licensed Insurance Agent

UPDATED: Jan 9, 2024

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Company Details
President: Andrew Coleman Carnase
Address: One Beacon Lane
City: Canton
State: MA
ZIP Code: 02021
Phone Number: (781) 332-7000
Toll Free: No Toll Free Number Known
Year Founded: 2030-06-27
Company Rating 0 (0 reviews)

Types of Insurance Offered

Atlantic Specialty Insurance Company was incorporated in 1986, originally as Atlantic Reinsurance Company under the law of the State of New York. The company was organized as a wholly-owned subsidiary by Atlantic Mutual Insurance Company. However, Atlantic Reinsurance Company discontinued its operations in 1993. Later in 1995, it changed its name to Atlantic Specialty Insurance Company, effectively ceasing the initial reinsurance business. Since 2004, Atlantic Specialty Insurance Company has been a subsidiary ofOne Beacon Insurance Group.

Atlantic Specialty Insurance Company Main Lines of Business

Atlantic Specialty Insurance Company conducts its insurance underwriting along the following 4 lines of business:
*commercial multi-peril (the marine line), 56.7%
*commercial auto liability, 13%
*auto physical damage, 13.7%
*private passenger auto liability, 10%

Note: data are one-year statistics from historical operations, but nevertheless representative.

From the balance of its services, the company also provides fire and other casualty insurance.

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Operations via Regional Offices

The company divides each line of business into territories among several regional offices. Each regional office, along with its branch offices, underwrites policies and settles claims in its assigned territory. The company had, at one time, an agency force consisting of approximately 1,000 independent agents and 200 brokers, while it held licenses in 38 states and the District of Columbia.

Read more: Atlantic Casualty Insurance Company Review

Frequently Asked Questions

How do I file a claim with Atlantic Specialty Insurance Company?

To file a claim, you can visit the company’s official website and submit your claim online, call their claims reporting phone line, or reach out to their claims team via email. The website provides guidance on the necessary steps for filing different types of claims.

What types of insurance does Atlantic Specialty offer?

Atlantic Specialty Insurance Company provides a diverse range of insurance solutions for both individuals and businesses. Their offerings include auto insurance, homeowners insurance, commercial property insurance, general liability insurance, and more. However, specific coverage options may vary depending on the state and policy.

Are there discounts available with Atlantic Specialty Insurance Company?

Yes, Atlantic Specialty offers various discounts to eligible customers. These discounts may include safe driver discounts, multi-policy discounts, discounts for safety features in vehicles or homes, among others. The availability and eligibility criteria for discounts may differ based on the state and policy details.

Does Atlantic Specialty Insurance Company offer 24/7 customer service?

Yes, the company provides 24/7 customer service to assist policyholders. You can reach their customer service team at any time for inquiries, assistance with policy management, claims-related queries, or emergencies.

Where can I find information about Atlantic Specialty’s financial strength and ratings?

Atlantic Specialty Insurance Company has been awarded an “A+” (Superior) rating for financial strength from A.M. Best, indicating a strong ability to meet their ongoing insurance obligations. You can find more details about their financial stability on the A.M. Best website or by contacting Atlantic Specialty directly.

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