Organization · Private Equity
Seaport Capital
Seaport Capital is a lower middle-market buyout firm based in New York, specializing in investments in communication infrastructure, business services, and media companies. Founded in 1997, the firm typically invests between $10 million and $40 million in companies with EBITDA ranging from $3 million to $15 million.
Overview
What Seaport Capital does
What Seaport Capital is
Seaport Capital is a lower middle-market buyout firm based in New York, specializing in investments in communication infrastructure, business services, and media companies. Founded in 1997, the firm typically invests between $10 million and $40 million in companies with EBITDA ranging from $3 million to $15 million.
How it participates in the startup ecosystem
The current public profile supports funder capabilities. Each capability below is shown separately so organization identity and role-specific information do not get conflated.
Operational profile
Organization status and context
Organization status describes the entity itself. Funding and program availability appear within the relevant capability profile.
- Operational status
- Active
- Organization type
- Private Equity
- Founded
- Founded in 1997
- Approximate age
- About 29 years
- Structured capabilities
- Funder
- Last reviewed
- March 3, 2026
Official channels
Find Seaport Capital elsewhere
Open the official website or a supported primary organization account.
Capability profile
Seaport Capital as a funder
Investment thesis
Seaport Capital invests in lower middle-market companies with strong recurring revenue and organic growth potential. The firm partners with management teams to drive growth through strategic acquisitions and operational improvements.
Focus narrative
Seaport Capital focuses on control-oriented investments in communication infrastructure, business and information services, and media sectors. The firm targets companies with recurring revenue, organic EBITDA growth, and measurable unit economics, partnering with management teams to support business growth through organic means and acquisitions.
Terms and economics
- Typical check
- $10,000,000–$40,000,000
Focus and fit
- Sectors
- Media & Entertainment
- Regions
- United States
Availability
- Currently deploying
- Not published
Portfolio and track record
- Recorded portfolio count
- 9
Portfolio context
Notable portfolio companies include: MTN Satellite Communications: A virtual network provider delivering satellite and wireless connectivity solutions. CyberlinkASP: A managed service provider offering fully-outsourced IT management services to SMB and enterprise customers. Pearl Media: A provider of high-profile street-level billboard and storefront out-of-home assets. Family Entertainment Live: A diversified entertainment holding company focused on live event formats. Municipal Communications III: Develops, owns, and operates cellular communications towers primarily in the U.S. Exacom: Provides multimedia logging and recording solutions for various sectors including public safety and healthcare. Healthcare Linen Services Group: Provides linen management services to healthcare and hospitality industries. eoStar: Offers software for route accounting and warehouse management for beverage distributors. All Traffic Data: Provides mobility data services and was recently acquired by Rekor.
Common questions
What to know about Seaport Capital
Upseed classifies Seaport Capital under the Private Equity organization type. Its current public profile includes funder capabilities.
Source and update disclosure
Know what this page is based on
Source basis
Public organization and program material, official websites, and structured Upseed records.
Last reviewed
March 3, 2026
Known limits
Capability profiles appear only when a structured public profile also contains decision-useful role evidence. Terms and availability can change.
Upseed is an independent guide. It is not affiliated with or endorsed by the organization described on this page.