Tesla, SAFT, BYD, LG, Samsung, Wanxiang, Sony, NEC, Leclanche ... many many big players have enter storage market.
Work fine for Electrovaya when supported by Canadian grant needing Canadian content or when they are the only one to reply (New Thames Valley) with unachievable delay they don't achieve (+ 1 years late).
Bet if it was to done today New Thames Valley will go with a company like SAFT (european supplier) ... oups forget that electrovaya will soon control biggest battery plant in Europe sorry ;-)