The PMA Insurance Group President Vincent T. Donnelly to Deliver Keynote Speech for 61ST Annual Workers' Compensation Conference

                                8,000 workers’ compensation professionals to attend

BLUE BELL, PA – August 4, 2006 – Vincent T. Donnelly, president and CEO of The PMA Insurance Group, will deliver the Keynote Speech at the 61st Annual Workers’ Compensation Educational Conference. Mr. Donnelly will speak at 9:30am on Monday, August 14th.

Mr. Donnelly will speak on the future of the industry and how to adapt to the new environment due to the advances in technology and the evolving workforce. With 27 years of experience in the industry, Mr. Donnelly is prepared to challenge attendees at the conference to look forward and positively influence the business based on the challenges that lie ahead.

“It’s truly an honor to be asked to speak to such a respected group of workers’ compensation professionals,” said Mr. Donnelly. “Our industry has gone through a number of very tangible changes in recent years so it is important to convene and discuss industry trends and ways to adapt that will keep the industry moving forward.”

Mr. Donnelly’s keynote address is part of the four-day conference held in Orlando, Florida at the Orlando World Center Marriott, August 13-16. It is expected to bring together 8,000 workers’ compensation professionals from around the country and is considered to be one of the leading conferences in the workers’ compensation industry. The conference will host specialists in the field of workers’ compensation for eighty different sessions, lectures and breakout groups.

The PMA Insurance Group
The PMA Insurance Group, a multi-lines property & casualty insurer specializing in workers' compensation, is known for service excellence and high levels of customer satisfaction. In addition to workers' compensation, PMA offers commercial automobile, commercial multi-peril, general liability and umbrella insurance. PMA Management Corp., an affiliate of The PMA Insurance Group, offers third-party administrative services (TPA).

The PMA Insurance Group is headquartered in Blue Bell, Pennsylvania. The PMA Insurance Group includes Pennsylvania Manufacturers' Association Insurance Company, Manufacturers Alliance Insurance Company and Pennsylvania Manufacturers Indemnity Company, which are subsidiaries of PMA Capital Corporation (NASDAQ: PMACA). For more information, please visit our website at www.pmagroup.com.