Banking Relationships - For this amount of money in emerging economies, a bank loan (or other form of debt) is your best option.
There may be some private equity funds with an eastern european outlook. I may also be able to connect you to some investors, send me a message to tell me more.
If organized in the US, it's a Private Equity Fund, aka Hedge Fund.
if it's organised in Eastern Europe, then it must comply with not only the local government, but also the EU government regulations.
So it's much preferred to do it in the USA.
I help businesses and individuals set up Private Equity Funds