OCEANSOUND PARTNERS, LP
OCEANSOUND PARTNERS, LP is a Series C+ and buyout fund in the US writing $75M–$350M checks into technology, technology-enabled-services, aerospace, defense and government.
- Stages
- Series C+, buyout
- Sectors
- technology, technology-enabled-services, aerospace, defense, government
- Check size
- $75M–$350M
- Invests in
- US-wide
- Round role
- Leads rounds
- Actively investing
- Yes
- Founded
- 2018
- Assets under management
- $8B
Thesis
OceanSound Partners is a New York-based private equity firm specializing in control investments within the middle-market technology and technology-enabled services sectors. Their primary focus is on businesses that cater to government and highly regulated enterprise end-markets. The firm employs a hands-on, operational strategy to drive transformational growth and value creation, partnering with founders and executives for long-term success. Key differentiators include expertise in government funding and regulatory matters. They target founder-owned businesses, carve-outs, and public-to-private transactions, primarily in North America. OceanSound aims for controlling stakes in companies with strong growth potential, utilizing conservative capital structures. As of April 2026, the firm manages over $8 billion in AUM, with its latest fund, Fund III, closing at $3.0 billion, plus $0.4 billion in co-investment vehicles. Prior funds include Fund II ($1.49B) and Fund I ($780M). They typically invest between $75 million and $350 million in companies valued between $150 million and $750 million.
Common questions
Does OCEANSOUND PARTNERS, LP invest at the Series C+ stage?
Yes. OCEANSOUND PARTNERS, LP lists Series C+ and buyout among the stages it invests in.
What check size does OCEANSOUND PARTNERS, LP write?
OCEANSOUND PARTNERS, LP writes $75M–$350M checks.
Where does OCEANSOUND PARTNERS, LP invest?
OCEANSOUND PARTNERS, LP invests in the US.