Yes, KKR is a private equity firm, and one of the most prominent in the world. Founded in 1976, KKR helped pioneer the leveraged buyout model that defines modern private equity. But calling it only a private equity firm undersells what the company has become. Today, KKR operates as a global investment firm managing capital across private equity, credit, real estate, infrastructure, energy, and growth equity. It trades on the New York Stock Exchange under the ticker KKR.
How KKR’s Private Equity Business Works
Private equity is KKR’s flagship business and the reason most people know the name. The firm raises large pools of capital from institutional investors (pension funds, endowments, sovereign wealth funds) and combines that money with its own capital to buy companies outright or take controlling stakes. KKR then works to increase those companies’ value over several years before selling them for a profit.
As of the end of 2025, KKR has invested $192 billion in private equity and currently holds more than 225 portfolio companies across its buyout and middle-market strategies, with another $52 billion in available capital still to deploy. Its private equity portfolio spans industries including healthcare, information technology, consumer products, and industrials, with companies in the Americas, Europe, the Middle East, and Africa. Recent portfolio companies include 1-800 Contacts, 123Dentist, and A-Gas, an industrial services company based in the UK.
KKR distinguishes itself by investing its own money alongside its fund investors. Employees and the firm’s balance sheet put capital into the same deals that outside investors participate in, which is meant to align incentives so KKR’s team profits only when investors do.
What KKR Does Beyond Private Equity
While private equity remains central to its identity, KKR has expanded well beyond buyouts. The firm manages investments across multiple asset classes:
- Credit: Lending to companies through private debt, leveraged loans, and other fixed-income strategies.
- Real estate: Buying and developing commercial and residential properties.
- Infrastructure: Investing in physical assets like energy networks, transportation systems, and data centers.
- Growth equity: Taking minority stakes in fast-growing companies that don’t need a full buyout.
- Energy: Dedicated investments in oil, gas, and renewable energy projects.
KKR also operates a capital markets business that arranges debt and equity financing for deals, essentially acting as an investment bank for its own transactions and sometimes for outside clients. This diversification means KKR generates revenue from management fees, performance fees (called “carried interest”), and returns on its own invested capital across all of these areas, not just private equity.
KKR’s Size and Structure
KKR is a publicly traded corporation listed on the NYSE as KKR & Co. Inc. It converted from a partnership structure to a C-corporation, which made its shares easier for a broader range of investors to own. You can buy KKR stock through any brokerage account, which means the firm itself is a public company even though it specializes in private investments.
This is a common point of confusion. KKR is public, but the companies it buys through its private equity funds are typically taken private or kept private. The firm makes money by managing those private investments on behalf of its fund investors and by investing its own balance sheet.
Where KKR Fits Among Major Firms
KKR sits in the top tier of what the financial industry calls “alternative asset managers.” These are firms that invest outside of traditional stocks and bonds. KKR competes with other large firms that started in private equity and expanded into broader asset management. The group is sometimes referred to as the “mega-cap” alternative managers because of the sheer scale of capital they control.
What sets KKR apart historically is its role in popularizing the leveraged buyout, a deal structure where the firm uses a combination of investor equity and borrowed money to acquire a company. The debt is typically secured by the acquired company’s own assets and cash flow. KKR’s 1989 buyout of RJR Nabisco became one of the most famous financial transactions in history and cemented the firm’s reputation as the face of private equity.
So while “private equity firm” is the most recognizable label for KKR, and accurately describes its roots and its largest business, the full picture is broader. KKR is a diversified global investment firm where private equity is the core but not the whole story.