DETROIT — The list of winners in the first quarter 2010 General Motors Sponsored Auction Operational Awards program was recently unveiled, and five auctions were recognized with top honors in their respective regions.

Manheim auctions took three of the regional awards while, ADESA was represented in two regions.

The complete list of winners is as follows:

—Northeast Region: Manheim Pennsylvania.

—Southeast Region: Manheim Orlando.

—North Central Region: Manheim Northstar Minnesota.

—South Central Region: ADESA Dallas.

—Western Region: ADESA Seattle.