Exhibit 99.1



      National Atlantic Shareholders Vote to Approve Merger with Palisades

FREEHOLD, N.J.--(BUSINESS WIRE)--June 23, 2008--National Atlantic Holdings
Corporation (NASDAQ: NAHC), a provider of specialized property-casualty
insurance products and related insurance services based in Freehold, New Jersey,
today announced that at a special shareholders meeting held today, its
shareholders voted to approve the proposed merger with Palisades Safety and
Insurance Association of Berkley Heights, N.J.

The vote totals were 72.1% in favor, 27.8% against, and 0.1% abstaining. The
transaction remains subject to New Jersey regulatory approval.

About NAHC:

National Atlantic Holdings Corporation (NAHC) and its subsidiaries provide
property and casualty insurance and insurance-related services to individuals,
families and businesses in the State of New Jersey.

The Company's insurance products are designed to attract a broad spectrum of New
Jersey residents for their private passenger automobile, homeowners, and
personal excess (umbrella) and specialty property liability coverage. For
businesses, the Company offers a range of commercial insurance products,
including commercial property, commercial general liability, and business auto,
as well as claims administrative services to self-insured corporations.

National Atlantic distributes its products exclusively through independent
insurance agents, known as Partner Agents, who are required to become
shareholders in National Atlantic in order to represent the Company as an agent.
The Company offers insurance products through its subsidiaries, Proformance
Insurance Company and Mayfair Reinsurance Company, and insurance-related
services through Riverview Professional Services and the National Atlantic
Insurance Agency.

CONTACT: National Atlantic Holdings Corporation
Melissa Payne-Smith, 732-665-1459
investorrelations@national-atlantic.com

SOURCE: National Atlantic Holdings Corporation