QUESTAR ENERGY

natural gas, liquefied natural gas and crude oil

operating oil and gas wells for others

brokerage of energy, namely, natural gas, liquefied natural gas and crude oil

drilling and completing oil and gas wells; equipping oil and gas wells, namely, installing casing, tubing, and pipes into oil and gas wells; oil well drilling and pumping

natural gas gathering, transportation, storage and distribution

oil and gas treatment and processing

oil and gas exploration