They do however do coal and gas amongst other things.
Wesfarmers has a few interests.

Has over 220, 000 aussies working for them too. That's a lot of jobs.
Bunnings Warehouse,*Coles Supermarkets,*Bi-Lo,*Pick 'n Pay Hypermarket,*Coles Express,*Coles Central,*Liquorland,*Vintage Cellars,1st Choice Liquor Superstore,Officeworks,*Officeworks BusinessDirect,*Harris Technology,Kmart, Kmart Tyre & Auto Service,Target, Curragh Queensland Mining, Wesfarmers Premier Coal, Bengalla Mining Company*, Wesfarmers Insurance, Crombie Lockwood (NZ), Koukia*, Blackwoods, Protector Alsafe, Bakers, Total Fasteners, Bullivants, Wesfarmers Industrial & Safety NZ, CSBP, Australian Gold Reagents*, Wesfarmers Kleenheat Gas, Unigas*, Wesfarmers Kleenheat Elpiji, Wesfarmers LPG, Coregas, Air Liquide WA*, Gresham Partners Group*, Wespine Industries*