You will have to look different reasons and factors for searching the suitable gas and electricity suppliers. The best and suitable electricity and natural gas suppliers depend on your area, where you live and how much energy you consume.
First of all compare the rates of electricity and natural gas of different suppliers in your area keeping in view the amount of energy you use. Then make contact with the supplier having cheapest rate and deal with him for the provision of both energies. You may also ask him that the rates of electricity and natural gas are fixed or variable. If you use huge amount of natural gas or electricity then this plan will work well for you but if you use small amount of energies then it may be a little bit expensive.
If the natural gas and electricity provided in your area at the reasonable rates by the supplier and you use the natural gas and electricity at minimum average then it may not be average for you. For getting information about the supplier with fewer rates of gas and electricity, you will have to make full comparison of the rates of both natural gas and electricity in the energy markets