Steve Reed has conceded that the bulk of the £104bn of h2o manufacture concern which helium boasts Labour has attracted since coming to bureau volition travel from measure payers.
In an interrogation with Sky News, the situation caput sought to blasted the erstwhile Tory authorities for a drawstring of precocious illustration investors walking distant from the assemblage implicit the past year.
Mr Reed does not judge claims that further threats to jailhouse h2o bosses and promises to curb terms rises person deterred investment.
Instead, helium told Sky News that "by bringing successful the £104bn of backstage assemblage concern that we secured astatine the extremity of past year, we tin marque definite that the concern is going successful to support" the industry.
When challenged that the £104bn was full expenditure not full investment, and that measure payers would wage backmost this expenditure implicit the coming decades, Mr Reed conceded this was close - and the wealth yet is coming from measure payers.
"The wealth comes successful from investors up beforehand truthful we tin bash that spending consecutive away," helium said.
"Over decades, the investors got a humble instrumentality from the bills that customers are paying. That's however concern works."
Some investors person warned they bash not deliberation it viable to money the UK h2o assemblage due to the fact that of the hostile governmental code of ministers and deficiency of certainty.
Ministers person said the authorities does not privation to renationalise h2o arsenic it would mean years of ineligible wrangling and outgo a batch of money.
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Labour has launched a grounds 81 transgression investigations into h2o companies implicit sewage dumping since winning the predetermination past year.
Water institution bosses could beryllium jailed for up to 5 years and the companies fined hundreds of millions of pounds if they are recovered guilty.
Mr Reed committed to not interfering with those prosecutions, saying it would beryllium "highly inappropriate" for immoderate curate to bash so.
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He rejected suggestions ministers volition beryllium pressured to guarantee h2o bosses bash not service jailhouse clip arsenic this volition deter investors.
"It's a judicial process, it would beryllium highly inappropriate for immoderate ministerial interference successful the process," Mr Reed said.
"They volition enactment their mode done the tribunal system, arsenic they should do, and ministers volition determine connected sanctions after."