# Seaport Capital

> Seaport Capital is a New York private equity firm that has spent nearly three decades buying control stakes in lower middle-market companies most investors overlook - fiber networks, cell towers, managed IT shops, out-of-home billboards, and information-services businesses. It writes $10 to $40 million equity checks into companies earning $3 to $15 million of EBITDA, then partners with founders to grow them into regional leaders before selling to strategic acquirers and infrastructure funds.

- **Founded:** 1997
- **Headquarters:** New York, New York, United States
- **Founders:** William K. Luby (Co-Founder & Partner), James J. Collis (Co-Founder & Partner)
- **Team size:** ~18 employees; 6 partners (Bill Luby, Scott McCormack, Bob Tamashunas, Drew Meyers, Jim Collis, Michael Stern)
- **Products:** Control Buyout Investments, Growth Capital, Recapitalizations, Operational & Industry Support
- **Notable:** Nearly 30 years of continuous investing in the lower middle-market since 1997, Raised six funds, closing Fund VI at $240 million in December 2021, Invested in approximately 40 companies across communications, media, and business services

## Products & services

- **Control Buyout Investments** — Control-oriented equity investments of $10 to $40 million into lower middle-market companies generating $3 to $15 million of EBITDA, with board representation and typical hold periods of three to seven years.
- **Growth Capital** — Growth equity to help founder-led businesses scale through acquisition, expand infrastructure, and add operating leverage - as with the April 2025 investment in Starlink reseller FMC GlobalSat.
- **Recapitalizations** — Recapitalizations and late-stage growth financings that give founders liquidity while keeping them involved in the business.
- **Operational & Industry Support** — Hands-on operational resources, M&A support, and deep industry relationships across communications, media, and business services.

## Achievements

- Nearly 30 years of continuous investing in the lower middle-market since 1997
- Raised six funds, closing Fund VI at $240 million in December 2021
- Invested in approximately 40 companies across communications, media, and business services
- Built i3 Broadband into a leading Illinois fiber-to-the-home operator and sold it to Wren House Infrastructure in 2020
- Exited notable businesses to strategics including SBA Communications, Equinix, Lamar Advertising, and Vista Equity Partners
- A core partner team that has worked together since 2003 with 100+ years combined experience

## Latest updates

- **2025-04** — Made a growth equity investment in FMC GlobalSat, a Starlink Authorized Reseller and wireless connectivity provider.
- **2024-06** — Exited Quality Uptime Services, a provider of maintenance and emergency services for data center critical infrastructure.
- **2022-01** — Announced the close of Seaport Capital Partners VI at $240 million.

## Links

- Website: https://seaportcapital.com
- LinkedIn: http://www.linkedin.com/company/seaport-capital

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Profile page: https://yespress.io/seaport-capital
Published by YesPress — https://yespress.io
Last updated: 2026-08-16