corporAte &  sHAreHolder inforMAtion directors MAC h. vAn WIelInGen  (3) (4) (6) CHAIRMAn WAlteR DebonI  (1) (4) (6) vICE-CHAIRMAn John p. DIelWARt CHIEF EXECUTIvE OFFICER FReD J. DYMent  (1) (2) (6) JAMes C. houCk  (1) (2) (5) MIChAel M. kAnovskY (2) (4) (6) hAl kvIsle  (5) kAthleen o’neIll  (1) (3) heRb pInDeR  (3) (4) (5) (1) MEMBER OF AUDIT COMMITTEE (2) MEMBER OF RESERvE COMMITTEE (3) MEMBER OF HUMAn RESOURCES AnD  COMPEnSATIOn COMMITTEE (4) MEMBER OF POLICY AnD BOARD  gOvERnAnCE COMMITTEE (5) MEMBER OF HEALTH, SAFETY AnD  EnvIROnMEnT COMMITTEE (6) MEMBER OF RISK COMMITTEE trustee And  trAnsfer Agent COMPUTERSHARE TRUST  COMPAnY OF CAnADA 600, 530 – 8TH AvEnUE S.W. CALgARY, ALBERTA T2P 3S8 toll FRee  1.800.564.6253 deloitte & toucHe llp CALgARY, ALBERTA glJ petroleuM  consultAnts ltd. CALgARY, ALBERTA Burnet, ducKWortH  & pAlMer llp CALgARY, ALBERTA John p. DIelWARt CHIEF EXECUTIvE OFFICER MYRon M. stADnYk PRESIDEnT AnD CHIEF OPERATIng OFFICER DAvID p. CAReY SEnIOR vICE-PRESIDEnT, CAPITAL MARKETS teRRY GIll SEnIOR vICE-PRESIDEnT, CORPORATE SERvICES steven W. sInClAIR SEnIOR vICE-PRESIDEnT FInAnCE AnD CHIEF FInAnCIAL OFFICER teRRY AnDeRson vICE-PRESIDEnT, EngInEERIng p. vAn R. DAFoe vICE-PRESIDEnT, FInAnCE GeoRGe GeRvAIs vICE-PRESIDEnT, CORPORATE DEvELOPMEnT neIl GRoenevelD vICE-PRESIDEnT,  gEOSCIEnCES Al RobeRts vICE-PRESIDEnT, OPERATIOnS AllAn R. tWA CORPORATE SECRETARY Q1 RESULTS  MAy 17 AnnUAL gEnERAL  MEETIng  MAy 18 tHe toronto stocKeXcHAnge TRADIng SYMBOL  ARX vISIT OUR WEBSITE AT WWW.Arcresources.coM OR COnTACT: InvESTOR RELATIOnS t  403.503.8600  toll FRee  1.888.272.4900 e ir@arcresources.com teRRY GIll privacy@arcresources.com F  403.509.7260 t 1.866.291.6690 ARC@openboard.info THE AnnUAL MEETIng WILL  BE HELD On MAY 18, 2011 AT  3:30 PM AT THE METROPOLITAn  CEnTRE, 333 – 4 AvEnUE SW,  CALgARY, AB ARC ResouRCes ltD. 1200, 308 – 4 Avenue sW CAlGARY, AlbeRtA t2p oh7 t 403.503.8600 toll FRee 1.888.272.4900 F 403.503.8609 e ir@arcresources.com WWW.ARCResouRCes.CoM WHistle-BloWer  Hotline notice of AnnuAl  Meeting eXecutiVe office priVAcy officer inVestor  inforMAtion stocK eXcHAnge  listing corporAtecAlendAr 2011 officers legAl counsel engineering  consultAnts Auditors ARC ResouRCes AnnuAl  report 36 10