Enterprise Investors is a private equity and venture capital investment firm headquartered in Warsaw, Poland. It was co-founded in 1990 by John P. Birkelund and Robert Faris. The firm specializes in mid-market buyouts and providing growth stage capital in companies with a proven record of profit located in Central and Eastern Europe. It makes an average investment of between €20-75 million with stakes ranging from minority board position to full ownership. Since its founding the firm has raised 8 funds that have been collectively valued at €2 billion. It has invested in the real estate, healthcare, consumer products, insurance, energy, renewable energy, tourism, and medical equipment sectors. The firm has offices in Warsaw, Bratislava, Bucharest, Budapest, Prague and New York.