Exhibit 10.1 February 17, 2011 Greg SiegristPresidentEast West Resources Corporation12001 Glen RoadPotomac, MD 20854Re:Services Agreement with Emergent BioSolutions Inc.Dear Mr. Siegrist:Reference is made to that certain Services Agreement (the Agreement), dated as of August 1, 2006, by and between East West Resources Corporation (EWR) and Emergent BioSolutions Inc. (Emergent). In consideration of the mutual agreement of EWR and Emergent, the Agreement is hereby terminated effective as of December 30, 2010 (the Termination Date), and shall be of no further force or effect and no further payments shall be due thereunder from and after the Termination Date.Sincerely,Emergent BioSolutions Inc.By:/s/R. Don ElseyName: R. Don ElseyTitle:Senior Vice Presidentand Chief Financial Officer Accepted and Agreed:East West Resources CorporationBy: /s/Greg SiegristName:Greg SiegristTitle:President