Loop Capital | 10,808 followers on LinkedIn. Loop Capital is a full-service investment bank, brokerage and advisory firm that provides creative capital solutions for corporate, governmental, and institutional entities across the globe. Our reputation for integrity and service – coupled with our track record of success – has allowed us to serve an expanding number of clients from country to country. Loop Capital is composed of four primary entities: Loop Capital Markets (LCM): An agile, fast-growing investment bank and broker dealer.