Calista Corporation’s 30-plus subsidiaries involved in federal contracting, construction, engineering, oilfield services, equipment, real estate, and other services are organized in four holding lines: Bektuq, Calista Brice, Ena, and Yulista.

Bektuq Holding, LLC

• NORDIC-CALISTA, LLC
• DELTA EMI, LLC (25% owner of Delta Constructors, LLC)
• QAGAN LANDS, LLC

ENERGY | ENGINEERING | ENVIRONMENTAL

Calista Brice LLC

• BRICE BUILDERS, LLC
• BRICE CIVIL CONSTRUCTORS, INC.
• BRICE CONSTRUCTION & DESIGN
• BRICE ENVIRONMENTAL
• BRICE ENGINEERING, LLC
• BRICE EQUIPMENT
• BRICE INC.
• BRICE MARINE
• BRICE SOLUTIONS, LLC
• BROWNS HILL QUARRY, LLC
• STG, INC.
• STG PACIFIC, LLC
• YUKON EQUIPMENT, INC.
• TUNISTA CONSTRUCTION, LLC

CONSTRUCTION | EQUIPMENT | EXCAVATION

Ena Holding, LLC

• AULUKISTA, LLC
• CALISTA REAL ESTATE, LLC
• TUNISTA, INC.

COMMERCIAL REAL ESTATE

Yulista Holding, LLC

• DEMIL TRANSPORT SERVICES, LLC
• DSOFT TECHNOLOGY
• STRAITSYS
• TROY7, INC.
• TUNISTA LOGISTICS SOLUTIONS, LLC
• TUNISTA SERVICES, LLC
• YULISTA AEROSPACE AND DEFENSE, LLC
• YULISTA AVIATION, INC.
• YULISTA INTEGRATED SOLUTIONS, LLC
• Y-TECH SERVICES, INC.
• YULISTA SERVICES, LLC
• YULISTA SOLUTIONS, LLC
• YULISTA TACTICAL SERVICES, LLC
• YULISTA SUPPORT SERVICES, LLC

AEROSPACE & DEFENSE | FEDERAL CONTRACTING | CYBERSECURITY & IT SERVICES