Advance Equity Holding AD is a Bulgaria-based private equity and venture capital investment company that specializes in early-stage financing, growth capital allocation, and active corporate development for private enterprises across Southeastern Europe. Established in 2006 as the first publicly traded private equity fund in Bulgaria and headquartered in Sofia, Bulgaria, the company operates within the broader Karoll Financial Group network. Advance Equity Holding provides direct equity capital, financial restructuring, and strategic corporate governance across diversified industry segments; its core investment activities and subsidiary services comprise electronic transaction processing and mobile payment infrastructure through System for Electronic Payments (SEP Bulgaria); renewable energy generation, energy efficiency auditing, and compressed natural gas distribution through ENESY, Energy Invest, and Energy Effect; commercial agribusiness and agricultural land management through Agro Terra North; and telecommunications and internet service provision historically delivered via Speedy Net. The firm supports portfolio companies through hands-on operational oversight, strategic expansion consulting, capital expenditure financing, and pre-exit business scaling. In recent developments, Advance Equity Holding has transitioned into formal liquidation proceedings (operating as Advance Equity Holding AD in liquidation) following the maturation of its targeted fund lifecycle and investment horizon. As part of this comprehensive restructuring and operational wind-down, the company is actively conducting divestments across its legacy portfolio, realizing cash distributions from remaining equity holdings, settling outstanding financial obligations, and orchestrating the allocation of liquidation quotas to public shareholders on the Bulgarian Stock Exchange.