Exhibit 21.1

LIST OF SUBSIDIARIES OF DUPONT FABROS TECHNOLOGY, INC.

Subsidiary	Jurisdiction of Organization
Alshain Ventures LLC		Delaware
DF Holdings I LLC		Delaware
DF Property Management LLC		Delaware
DF Technical Services, LLC		Delaware
DuPont Fabros Technology, L.P.		Maryland
Fox Properties LLC		Delaware
Grizzly Equity LLC		Delaware
Grizzly Ventures LLC		Delaware
Lemur Properties LLC		Delaware
Porpoise Ventures LLC		Delaware
Rhino Equity LLC		Delaware
Quill Equity LLC		Delaware
Tarantula Interests LLC		Delaware
Tarantula Ventures LLC		Delaware
Whale Holdings LLC		Delaware
Whale Interests LLC		Delaware
Whale Ventures LLC		Delaware
Xeres Interests LLC		Delaware
Xeres Management LLC		Delaware
Xeres Ventures LLC		Delaware
Yak Interests LLC		Delaware
Yak Management LLC		Delaware
Yak Ventures LLC		Delaware