The 11th Annual ad:tech Awards has opened voting to the public for The People's Choice category.

Voting for the People's Choice category closes at 6 p.m. PST, April 4. Officials at ad:tech are eagerly awaiting community participation for voting, which is expected to be widespread.

The awards, which will coincide with the opening day of ad:tech San Francisco, honor agencies, technology vendors and other industry notables for excellence achieved in interactive marketing.

The ceremony will take place on the evening of Tuesday, April 15, 2008, at Mezzanine, a few blocks from Moscone Center. Winners and finalist for the Limelight, People's Choice and Industry Achievement Award categories will be honored and recognized at Mezzanine. Doors open at 7 p.m. Those wishing to attend should register here.

"The ad:tech awards play an important role in recognizing excellent work in the industry," said Sarah Fay, CEO, Carat, and CEO, Isobar U.S. "We can see where digital marketing is headed through the work of our most vibrant agencies and marketers. As a judge, I was able to get a broad perspective of the work our industry is turning out. It was a great opportunity to see where the bar is set, and it is encouraging to see how high that bar is."

This year's program broke previous records, receiving more than 490 submissions.

Judges for the program included executives from Tribal DDB, ARF, Yahoo, Fast Company, Organic, DoubleClick, Real Branding, Nike, Facebook and CNET Networks, to name a few.

For more information about the award categories, click here.