Appointments and promotions
GRA of Silver Spring named Daliza Salas, former vice president for business improvement and support, president and chief executive.
Delta Solutions and Technologies of Reston named David P. Dougherty vice president for business development.
Juniper Networks of Herndon named Jim Bean director of government affairs and Sampak Garg director of legislative affairs.
Metropolitan Washington Airports Authority of the District named Andrew Rountree vice president for finance and chief financial officer.
CertiPath of Herndon named Tina Davis chief financial officer and Scott Meyer senior director of client services.
Graybar Electric of Lanham named Ron Drescher director of federal government sales.
Bully Pulpit Interactive of the District named Ben C. Clark lead of client services and new business development, and Mark Skidmore head of digital marketing operations.
Oracle of Reston named Ronald Marks senior director for the national security group.
David All Group of the District named Becky Boles vice president of accounts.
Catapult Technology of Bethesda named Stephanie Balint director of business development for the enterprise systems division.
STG of Reston named Patrick G. Attilio, former chief financial officer at Apptis, chief financial officer.
Alion Science and Technology of McLean named Stephen Miller vice president and manager of the management and decision support operation.