Private Equity Explained: How PE Works & Strategies

Private equity: The engine of transformative capital

Author: The Carta Team
Read time: 13 minutes
Published date: 9 March 2026

Learn the fundamentals of private equity, including how funds are structured, common investment strategies, and the operational mechanics of value creation and fund administration.

Contents

What is private equity?

Private equity (PE) is a type of investment where firms pool capital from investors to acquire ownership stakes in private companies with the goal of improving operational efficiency, increasing profitability, and ultimately selling at a higher valuation for a profit later. PE is an alternative investment asset class, meaning it's a category of investment that falls outside of traditional investments like public company stocks and bonds.

What is a private equity firm?

A traditional private equity firm is an investor that raises PE funds to acquire a majority stake in companies.

What is a private equity fund?

PE investments are typically made through a dedicated investment vehicle, similar to other private funds, called a private equity fund.

The roles of general partners and limited partners

The fund lifecycle: From formation to exit

A PE fund has a finite life, typically structured with a 10-year fund term. The lifecycle is broken down into several distinct phases:

Types of private equity investments

The term "private equity" is an umbrella that covers several different investment strategies.

Leveraged buyout

Leveraged buyouts (LBO) are the most common PE investment strategy.

Growth equity

PE firms that specialize in growth equity investments purchase a minority stake in mature companies that are growing revenue.

Venture capital

Venture capital (VC) is technically a form of PE, but it is distinct enough that it's often considered its own asset class.

Private equity vs. venture capital

Private equity Venture capital
Company stage Mature, established businesses Early-stage startups
Ownership stake Typically majority (control) Typically minority
Investment size From eight figures to $10 billion+ Seven- and eight-figure deals
Use of debt Often high (in LBOs) Low to none
Value creation Operational efficiency, cost savings Revenue growth, market share
Industry focus Invests in every industry Majority of deals in tech and healthcare
Risk profile Lower risk Higher risk

How private equity firms create value

Modern PE firms act as strategic partners, working to build stronger, more resilient businesses through a variety of methods.

Through operational improvements

Today's PE firms bring deep industry and functional expertise to their portfolio companies.

Through broad-based employee ownership

An innovative and increasingly important value creation lever is extending equity compensation to portfolio companies’ employees.

How do private equity firms make money?

PE firms charge investors an annual management fee and earn carried interest—a share of the fund’s profits.

The private equity industry and market outlook

The global PE industry is undergoing significant transformation amidst evolving market dynamics.

How to invest in private equity

Direct investment in PE is generally limited to accredited investors.

Frequently asked questions about private equity

What is the difference between a private equity firm and a private equity fund?

A PE firm is the management company that employs the investment professionals. A PE fund is the specific pool of capital raised by that firm.

What are the risks of investing in private equity?

The primary risks for investors are illiquidity, as capital is locked up for many years, and potential for capital loss if the fund performance does not meet expectations.