Mercer Advisors Sells Mastery Division to Patterson Companies

Sale includes Mercer’s OnTrack® dental practice management software system

Santa Barbara, CA — August 2, 2013 — Mercer Advisors Inc. today announced the sale of Mercer Mastery to Patterson Companies, Inc. (Nasdaq: PDCO). Mercer Mastery was a wholly-owned subsidiary of Mercer Advisors providing online business intelligence systems, consulting, workshops and transition services to dental practices nationwide. Through the acquisition, Patterson will gain Mercer’s proprietary OnTrack® dental practice performance software system.

“This is a strategic acquisition that enhances our software offerings for dental practices,” said Paul Guggenheim, president of Patterson Dental. “Mercer’s OnTrack software is a highly compatible solution that can be easily integrated into our platforms to expand our industry-leading software offerings. Longer-term, we anticipate leveraging the OnTrack system across all of Patterson’s businesses to generate additional revenue opportunities.”

According to David Barton, president and CEO of Mercer Advisors, “OnTrack is a cloud-based business intelligence system that allows dentists to choose growth targets for their practice and then create a business plan to achieve those goals. Utilizing customizable planning elements and a cutting edge executive dashboard, OnTrack monitors, measures and helps manage key performance indicators known to drive practice growth.”

Patterson Dental currently offers powerful dental practice software systems for general dentists through its Eaglesoft software and for orthodontic practices with its Dolphin Imaging and Management Solutions.

The transaction closed on July 31, 2013.

About Mercer Advisors Inc.

Established in 1985, Mercer Advisors Inc. is a total wealth management firm that provides comprehensive investment management, financial planning, family office services, and retirement plan design and administration, to affluent individuals. Mercer Advisors is the parent company of Mercer Global Advisors, one of the largest Registered Investment Advisors and financial planning firms in the U.S. with $5 billion in assets under management and more than 3,800 clients nationwide. Mercer Advisors is privately held, has over 150 employees and operates nationally with 15 branch offices across the country. For more information about Mercer Advisors, visit www.merceradvisors.com.

About Patterson Companies, Inc.

Patterson Companies, Inc. is a value-added distributor serving the dental, companion-pet veterinarian and rehabilitation supply markets.

Dental Market
As Patterson’s largest business, Patterson Dental provides a virtually complete range of consumable dental products, equipment and software, turnkey digital solutions and value-added services to dentists and dental laboratories throughout North America.

Veterinary Market
Patterson Veterinary is a leading distributor of consumable veterinary supplies, equipment and software, diagnostic products, vaccines and pharmaceuticals to companion-pet veterinary clinics.

Rehabilitation Market
Patterson Medical is the world’s leading distributor of rehabilitation supplies and non-wheelchair assistive patient products to the physical and occupational therapy markets. The unit’s global customer base includes hospitals, long-term care facilities, clinics and dealers.

Office Locations
PHILADELPHIA • LOS ANGELES • NEW YORK