Blackstone Technology Group is a parent company founded in 1998 that has two subsidiaries, Blackstone Talent Group and Trellis Energy, which provide talent management and energy software solutions. Blackstone was originally founded in 1985 by Stephen Schwarzman and Peter Peterson with $400,000 in seed capital. It has since grown significantly and completed the largest private equity fund raising at the time of $6.45 billion in 2002. The current CEO is Louise Makin and Blackstone invests capital on behalf of pension funds and institutions across various alternative asset classes like private equity, real estate, and credit.