HMS Group is a leading pump manufacturer and provider of flow control solutions in Russia and the CIS (Commonwealth of Independent States). It was founded in 1993 and has since grown organically and through acquisitions to become a vertically integrated provider serving the oil and gas, power generation, and water utility sectors. In 2011, HMS Group completed an IPO on the London Stock Exchange, raising $360 million and achieving a post-IPO valuation of $967 million.