Alien Technology Corp. has acquired Quatrotec Inc., a provider of solutions and project management to the air transportation industry, the company said today. The terms of the deal were not disclosed.

The acquisition will boost Alien’s air, sea, ground and homeland security-related RFID applications, company officials said.

Based in Millbrae, Calif., Quatrotec provides radio-frequency identification (RFID) system integration for the air transportation industry. The company will operate as a wholly owned subsidiary reporting to Robert McKinley, vice president, business development for transportation markets at Alien Technology. Dominic Della Maggiora, Scott Ure and Matthew Connelly, Quatrotec’s principals, will continue to lead the company.

“The acquisition of Quatrotec is a major strategic step for Alien into the transportation market, complementing our strong RFID product offerings in baggage tags and readers with unsurpassed domain expertise and specialized implementation skills,” said Stav Prodromou, chief executive officer of Alien Technology.

Based in Morgan Hill, Calif., Alien Technology provides RFID products for the government and commercial sectors. The privately held company employs about 200 workers. It does not disclose financial information.