The Houston Business Journal revealed on Tuesday its 2011 Fast Tech 50 list, ranked by the greatest percentage of revenue growth in 2010.

HPI Technologies Inc., an energy services company that increased its revenue by 12,616 percent, earned the No. 1 spot as the fastest-growing company on the list.

Click through the slideshow on the right to see the rest of the top 10 companies on the list, as well as the Enterprise Champions and Paul Frison Accelerator awards recipients.

The 50 Houston-area firms were honored at an awards luncheon at the Hilton Americas that featured keynote speaker and social media guru Erik Qualman, author of “Socialnomics.” Qualman told the crowd, "There isn't a choice whether to do social media, it's how well you do social media."

Fast Tech 50, now in its 11th year, was an all-day event that included a CEO Leadership Forum and a Technopalooza technology showcase.

Exclusively in the Dec. 2 print edition, HBJ reveals the inspiration behind some of these fast-growing, high-tech Houston companies. Also on the Houston Business Journal’s premium content website, subscribers can watch videos of some of the top executives describing their inspiration.

Three firms were awarded the Enterprise Champions award, given to companies that stand out in areas of community service, innovation, corporate culture and overcoming challenges, as determined by a panel of sponsor judges. The 2011 winners are Encore Health Resources,RigNet Inc.    and TechTrans International.

Additionally, the youngest company on the Fast Tech 50 list, Ontility, was honored with the Paul Frison Accelerator Award, named after the founder of the Houston Technology Center   .

To find out more about the Fast Tech 50 process and to see a complete list of the winners, ranked in order of growth, click here to visit the Fast Tech 50 Website.

Emily Wilkinson leads the special publications and weekly Focus sections of the Houston Business Journal.