Valve Corporation, founded in 1996 by Gabe Newell and Mike Harrington, is known for its influential role in the gaming industry, particularly with its groundbreaking title Half-Life, released in 1998. The company has a unique corporate structure and impressive revenue-per-employee metrics, reportedly exceeding .9 million. Valve's Steam platform, launched in 2003, dominates the PC gaming market, accounting for approximately 70% of sales in a sector valued at around billion, with over 100,000 titles available. Steam had an estimated 170 million active monthly users by May 2023. Financially, estimates suggest Steam may have handled around .3 billion in game sales in 2021, yielding a profit of approximately .6 billion from commissions. Valve's employee culture emphasizes self-organization and innovation, though it faces scrutiny regarding content moderation and legal challenges related to market competition.