Fennovoima said it has completed the approval process for the company, which was signed up for the deal in January by Fennovoima's partner in the project, Rusatom Overseas, a subsidiary of Russian state-owned nuclear company Rosatom.
Rosatom owns 34 per cent of the Hanhikivi 1 project, which was endorsed by lawmakers last year, provided domestic investors increase their current 55-per cent stake to at least 60 percent.
Fennovoima has said it is confident investors will come forward in time.
Fennovoima said Titan-2 will build the nuclear and turbine island and provide installations, materials and equipment for Finland's sixth nuclear reactor, which is expected to be operational by 2024.
Also Read
No construction start date has been given although Fennovoima says on-site preparations will be ready by year-end, including fencing off the area.
It expects to complete approvals next month for three other key suppliers, all subsidiaries of Rosatom.
The 1,600-megawatt European Pressurized Reactor, being constructed by French-German engineering conglomerate Areva-Siemens, was meant to provide electricity by 2009 but is not expected to go online until 2018.