# Base Four, Lp > Analysis by Optimly for Optimly AI Visibility, in the Optimly AI Brand Index. Last analyzed September 4, 2026. > Base Four, Lp is an investment firm focused on a long-term investment strategy, building alignment with entrepreneurs and allowing for exit opportunities that benefit both the entrepreneur and investor group. They have invested in 15 operating companies, with a portfolio enterprise value exceeding $500M and employing over 2,500 people across their portfolio. - Business Profile: https://optimly.ai/brand/base-four-lp - Publisher: Optimly (https://optimly.ai) - Dataset: Optimly AI Brand Index (https://optimly.ai/brand) - Official website: https://base-four.com/ - Logo: https://logo.clearbit.com/base-four.com - Slug: base-four-lp - Brand Authority Index tier: Emerging - Category: Private Equity Firms - Last Analyzed: September 4, 2026