Framingham, MA - Langley AFB Signs New Contracts for Ameresco’s Design/Build Services Ameresco is pleased to announce that its Federal Solutions group received new contracts from Langley Air Force Base for design/build projects in the amount of $54.8 million. The most recent awards of $22.4 million and $11.4 million were awarded in September and are in addition to a $21 million award received earlier this summer. All of the contract awards are for facility repairs for damages caused by last year's Hurricane Isabelle.