Anteon buys Milestone Group

Anteon International Corp. acquires Milestone Group LLC, an IT professional services company, for $31.5 million.

Anteon International Corp. acquired Milestone Group LLC, an IT professional services company, for $31.5 million, Anteon announced today.

Milestone Group of Arlington, Va., provides IT, systems integration and engineering services for enterprise architecture and systems work, information assurance and program and financial management to federal government clients.

The deal will complement Fairfax, Va.-based Anteon's existing mission support work for missile defense programs, according to both companies.

The majority of the Milestone Group's revenue comes from work performed for the Missile Defense Agency, and involves IT infrastructure and network support services. The company's other federal customers include the Defense Information Systems Agency, the Army and the FBI.

Milestone Group has more than 120 employees and annual sales of more than $21 million. Legg Mason Wood Walker Inc. of Baltimore advised Milestone Group on the transaction.

Anteon has more than 9,500 employees and annual revenue of $1.1 billion. The company ranks No. 13 on Washington Technology's 2005 Top 100 list, which measures federal contracting revenue.