IRVINE, Calif., Sept. 5, 2012 /PRNewswire/ -- Pacific Dental Services (PDS®), a dental support organization that provides business and administrative services for dental offices, is proud to announce its placement on the 2012 Inc. 500|5000 list as one of the fastest-growing private companies in America. This is the sixth consecutive year that PDS has been on the Inc. 500|5000 list. PDS is ranked 3,332, improving on last year's ranking and demonstrating its commitment to growth through tough economic times. In 2004, PDS made its debut on the Inc. 500 list ranked at 351.

"We are honored to be on Inc. 5000's list of America's fastest-growing private companies for the sixth year in a row," said Stephen Thorne, founder, president and CEO, Pacific Dental Services. "We are committed to continuing to grow and expand our business, helping dentists to operate their businesses successfully and creating more jobs."   

Methodology. The 2012 Inc. 500|5000 is ranked according to list percentage revenue growth when comparing 2008 to 2011. To qualify, companies must have been founded and generating revenue by March 31, 2008. They also had to be U.S.-based, privately held, for profit, and independent—not subsidiaries or divisions of other companies—as of December 31, 2011. T