[11] Journalist Christopher Booker of The Sunday Telegraph noted in August 2012 that former Conservative environment secretary John Gummer is a former director of the company.

[2] The House of Commons Energy and Climate Change Select Committee examined Hafren Power's proposal in 2013, coming to the conclusion: Although construction of the barrage would be privately financed, Government support would be required for approximately thirty years through Contracts for Difference (CfD) or a similar mechanism.

The strike price required by Hafren Power is unknown, but the ability of the project to compete with other low-carbon forms of energy is in doubt.

[19] In 2010 the company revived proposals for the Severn Barrage[6] from Cardiff to Weston-super-Mare[20] and in 2011 it presented them to the Department of Energy and Climate Change.

[21] Former shadow Welsh Secretary Peter Hain and company representatives met with Prime Minister David Cameron in July 2012 to promote the project.