Horizon Technology Finance Corporation is a business development company specializing in lending and and investing in development-stage investments. It focuses on making secured debt and venture lending investments to venture capital backed companies in the technology, life science, healthcare information and services, and cleantech industries.

Stellus Capital Investment Corporation is a business development company specializing in investments in private middle-market companies. It invests through first lien, second lien, unitranche, and mezzanine debt financing, often with a corresponding equity investment.

Prospect Capital Corporation is a business development company. It specializes in middle market, mature, mezzanine finance, later stage, emerging growth, leveraged buyouts, refinancing, acquisitions, recapitalizations, turnaround, growth capital, development, capital expenditures and subordinated debt tranches of collateralized loan obligations, cash flow term loans, market place lending and bridge transactions.

Ares Capital Corporation is a business development company specializing in acquisition, recapitalization, mezzanine debt, restructurings, rescue financing, and leveraged buyout transactions of middle market companies.

Hercules Capital, Inc. is a business development company. The firm specializing in providing venture debt, debt, senior secured loans, and growth capital to privately held venture capital-backed companies at all stages of development from startups, to expansion stage including select publicly listed companies and select special opportunity lower middle market companies that require additional capital to fund acquisitions, recapitalizations and refinancing and established-stage companies.

Gladstone Capital Corporation is a business development company specializing in lower middle market, growth capital, add on acquisitions, change of control, buy & build strategies, debt refinancing, debt investments in senior term loans, revolving loans, secured first and second lien term loans, senior subordinated loans, unitranche loans, junior subordinated loans, and mezzanine loans and equity investments in the form of common stock, preferred stock, limited liability company interests, or warrants.

Main Street Capital Corporation is a business development company specializes in equity capital to lower middle market companies. The firm specializing in recapitalizations, management buyouts, refinancing, family estate planning, management buyouts, refinancing, industry consolidation, mature, later stage emerging growth.