Mid-market focus Rock Island Capital focuses on majority and minority equity investments in U.S. mid-market companies with enterprise values up to 150 million, indicating potential for add-on acquisitions, portfolio expansion services, and targeted PE advisory opportunities.

Industries & exits Recent activity shows exits and acquisitions in environmental services and ERC-related assets, suggesting opportunities to engage with portfolio companies in waste management, environmental services, and adjacent industrial segments for growth financing, operational improvements, or strategic partnerships.

Revenue profile Reported revenue of 50 to 100 million places the firm in a size bracket ripe for scaling services, including growth capital, M&A advisory, and efficiency consulting aimed at mid-market PE-backed firms seeking value creation.

Tech stack Utilizes a modern tech stack (iCIMS, WordPress, Shopify, Microsoft 365, Google Cloud, Google Maps, WP Engine, Piwik PRO Core) which signals potential for spend on digital transformation, marketing automation, data analytics, and cloud-based productivity tools within portfolio companies.

Growth-ready potential Active footprint in the private equity landscape with notable peers and large-cap players nearby suggests a competitive but receptive market for secondary buyouts, minority co-investments, and specialized financial services tailored to PE-backed portfolios.