Top Private Equity Firms in Menlo Park
Menlo Park hosts leading private equity firms like STG Partners, Amplify Partners, and Lux Capital. They drive innovation by investing strategically in tech, healthcare, and high-growth companies.

Menlo Park, located in the heart of Silicon Valley, is home to some of the most dynamic private equity firms in the world. These firms invest in cutting-edge industries such as technology, healthcare, and consumer products, driving innovation and growth for companies across various stages of development.
In this article, we will highlight some of the leading private equity firms in Menlo Park, detailing their investment strategies, portfolio, and unique contributions to the business world.
STG Partners
STG Partners is a Menlo Park-based private equity firm with a proven track record in driving the growth and optimization of businesses. Composed of former entrepreneurs and business leaders, STG specializes in carve-outs, public-to-private transactions, and private equity investments. Their expertise in data, software, and analytics ventures allows them to collaborate closely with businesses to help them realize their full potential.
For instance, STG played a significant role in the success of companies such as Cadmium, Onclusive, and SurveyMonkey, helping these firms scale by providing hands-on support, strategic insights, and operational guidance.
STG is known for its approach that blends deep industry knowledge with a passion for creating seamless, positive outcomes. The firm is particularly focused on companies in the data, software, and analytics sectors, making them a strong partner for businesses in these growing industries.
Amplify Partners
Amplify Partners, also based in Menlo Park, focuses on investing in technical founders who are building the next generation of applications, tools, and platforms for developers, data teams, machine learning engineers, and more. Since its founding in 2014, Amplify has become a key player in supporting technical founders in sectors like computer infrastructure, artificial intelligence (AI), and cybersecurity.
Amplify has backed groundbreaking companies such as Datadog, Fastly, dbt, Temporal, Chainguard, and Runway, providing not only capital but also expert guidance from a team of engineers and technical leaders.
The firm leads investments from the first round of funding through Series A, ensuring that founders have the support they need to scale. Amplify’s focus is on technical innovation, and their portfolio reflects their dedication to driving growth in the tech space.
Lux Capital
Lux Capital is a Menlo Park-based venture capital firm that partners with companies aiming to reshape industries and drive radical change. Lux invests in breakthrough innovations across diverse sectors, from healthcare to technology, focusing on ventures with transformative potential.
For example, Lux has worked closely with companies like Benchling, Osmo, and Openspace, helping them grow into leaders in their respective fields. Lux seeks founders who challenge the status quo and have the vision to create lasting societal impacts.
The firm is particularly drawn to companies with the ambition to change the world, offering not just capital but strategic guidance to bring radical ideas to fruition. With a commitment to supporting companies at every stage, Lux Capital helps its portfolio companies scale effectively and challenge existing paradigms.
Mayfield
With a legacy dating back to 1969, Mayfield is one of Menlo Park’s oldest and most respected private equity firms. The firm partners with visionary founders from the earliest stages of their companies, offering deep expertise in company building and scaling. Portfolio companies such as Couchbase, DuploCloud, and Outreach exemplify Mayfield's ability to support businesses in scaling successfully and navigating the challenges of rapid growth.
Mayfield’s unwavering commitment to its portfolio companies goes beyond capital, with the firm offering strategic guidance and leveraging its deep network to help companies thrive. Their focus on sectors like artificial intelligence (AI), enterprise software, and healthcare allows them to back transformative companies with immense potential.
Patient Square Capital
Patient Square Capital is a healthcare-focused private equity firm based in Menlo Park. Their mission is to partner with high-quality, growth-oriented companies to improve health outcomes and deliver strong investment returns. Portfolio companies like Apollo Therapeutics, CorroHealth, and Hanger reflect Patient Square's commitment to supporting businesses that drive innovation in healthcare.
The firm leverages its deep industry expertise and broad network to provide its portfolio companies with the resources they need to thrive in an ever-evolving healthcare market. Patient Square’s approach is centered on fostering long-term relationships and helping companies grow by providing not only capital but also strategic direction.
Northern Light Venture Capital
Northern Light Venture Capital (NLVC) is a globally minded venture firm focused on investing in enterprises at the intersection of enterprise technology, healthcare, and consumer products. Since its founding in 2005, NLVC has built a reputation for identifying and supporting innovative, technically-driven companies across the globe.
The firm has played a key role in the growth of companies like Applied Cells, Immune-Onc Therapeutics, and Cytek, helping them expand and succeed through a combination of funding, operational support, and strategic guidance.
NLVC’s team-oriented, long-term investment approach has fostered strong relationships with its portfolio companies. By focusing on industries with strong technical innovation, NLVC helps businesses scale sustainably and create lasting impact in their sectors.
Riverwood Capital
Riverwood Capital is a Menlo Park-based private equity firm that focuses on high-growth technology companies. The firm specializes in IT & Telecom Infrastructure, Hardware & Semiconductors, Consumer Electronics, IT Services & Outsourcing, and Digital & Consumer Internet, and more!
Riverwood takes a hands-on approach, offering the capital and strategic guidance necessary for companies to succeed in a highly competitive global market. Their ability to structure both minority and control investments ensures flexibility in meeting the unique needs of each business they partner with.
Notable portfolio companies like Dock, Amigo, and Insider highlight Riverwood's success in helping tech-focused businesses expand globally and achieve their full potential. Their approach is centered on long-term relationships, making them an ideal partner for companies looking to scale and create sustainable growth in the tech industry.
Let’s Recap
Menlo Park is home to some of the most influential private equity firms globally, especially in the tech, healthcare, and enterprise sectors. These firms offer the capital, strategic insight, and operational expertise required to drive growth and innovation in today’s fast-paced business environment.
For entrepreneurs and business owners seeking to take their ventures to the next level, partnering with the right private equity firm is important. Platforms like Private Equity List make it easier to connect with the right investors for your business.
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Frequently Asked Questions
What is private equity?
Private equity involves investing capital in companies to improve operational efficiency, scale businesses, and generate higher returns. Private equity firms invest in both private and public companies.
What types of companies do private equity firms invest in?
Private equity firms focus on businesses with strong growth potential, typically in sectors like technology, healthcare, and consumer goods. The companies they invest in often have established business models but need additional capital to scale.
What is growth equity?
Growth equity is a type of investment where firms provide capital to established companies that need funds to expand. Unlike buyouts, growth equity investors take a minority stake, helping businesses scale without taking control. This is typically used by companies with proven products or services aiming to accelerate growth in areas like market expansion or infrastructure development.
How do private equity firms create long-term value and accelerate growth?
Private equity firms create value by helping portfolio companies optimize their operations, expand into new markets, improve management teams, and execute strategic acquisitions. Their expertise, capital investment, and hands-on guidance help companies scale effectively, improve profitability, and achieve sustainable growth.
What are portfolio companies?
Portfolio companies are businesses in which a private equity or venture capital firm has invested. These companies are part of the firm’s portfolio, meaning they are the entities the firm supports financially and strategically to help them grow and succeed.