Consumers might be able to compare gas and electricity prices with greater ease following recommendations Ovo Energy has made to the Energy and Climate Change Committee.
The company argued it has been pressing Ofgem to improve consumer trust and establish effective market competition.
Members of the public could be made more aware of how their bill is calculated and any future costs, the firm remarked.
It welcomed the Green Deal, but argued all installations made under this policy should be backed by insurance, with repayment terms made simple and all interest rates fixed.
Managing director of the enterprise Stephen Fitzpatrick claimed this legislation provides a good opportunity for electricity and gas suppliers to improve the energy efficiency of members of the public.
The roll-out of smart meters could need a timeframe and consumers are still a "long way" from understanding this policy or the benefits of the technology, the company argued.
Make sure you're not paying too much for your energy - compare gas and electricity prices now at energyhelpline.com or call 0800 074 0745