▁services . ▁Green ql oud ▁develop s ▁and ▁s ells ▁the ▁cloud ▁and ▁infrastr ucture ▁management ▁software ▁Q stack ▁for ▁the ▁global ▁market . ▁ ▁History ▁F ounded ▁in ▁ 2 0 1 0 , ▁the ▁company ▁initially ▁sold ▁public ▁cloud ▁computing ▁services , ▁such ▁as ▁web ▁hosting ▁and ▁data ▁storage , ▁market ed ▁as ▁infrastr ucture ▁as ▁a ▁service ▁( I aa S ), ▁power ed ▁by ▁data ▁cent ers ▁using ▁ 1 0 0 % ▁renew able ▁energy ▁in ▁I cel and . ▁Most ▁hosting ▁companies ▁buy ▁carbon ▁offset ▁cred its ▁as ▁a ▁green ▁market ing ▁measure , ▁and ▁host ▁data ▁at ▁multiple ▁data ▁cent ers ▁on ▁different ▁contin ents ▁as ▁the ▁solution ▁for ▁international ▁sites . ▁ ▁Early ▁on , ▁Green ql oud ▁began ▁building ▁upon ▁the ▁software ▁startup ▁cloud . com , ▁which ▁later ▁became ▁Apache ▁Cloud Stack . ▁When ▁J ons i ▁Stef ans son ▁joined ▁as ▁CE O ▁in ▁ 2 0 1 4 ▁the ▁company ▁was ▁p iv oted ▁to ▁a ▁pure ▁software ▁company ▁with ▁ 1 0 0 % ▁focus ▁on ▁building ▁and ▁developing ▁the ▁cloud ▁management ▁platform ▁Q stack . ▁In ▁ 2 0 1 5 ▁the ▁company ▁released ▁Q stack , ▁to ▁be ▁deployed ▁on ▁private ▁and ▁hy brid ▁environments . ▁ ▁In ▁ 2 0 1 6 , ▁Q stack ▁already ▁supported ▁leading ▁hyper vis ors , ▁including ▁VM ware , ▁K VM ▁and ▁Hyper - V ▁and ▁bare ▁metal ▁provision ing . ▁In ▁early ▁ 2 0 1 7 , ▁Q