Main Street Capital

Investor type

PE / VC

Founded

1997

AUM

$8 400 M

Location

Houston, Texas, United States

$10-50 m

Investment Ticket

3-5 years

Investment Horizon

Pre-seed, Seed, Series A, Series B, Late Stage (Series C+)

Investment Stage

Majority Ownership, Recapitalization, Mergers and Acquisitions, Minority Ownership

Exit Strategy

Investor profile last updated: 27 July, 2026

Profile

Main Street Capital Corporation (NYSE: MAIN) is a principal investment firm, based in Houston, Texas, that provides long-term debt and equity capital to lower middle market companies and debt capital to middle market companies. Main Street’s portfolio investments are typically made to support management buyouts, recapitalizations, growth financings, refinancings and acquisitions of companies that operate in diverse industry sectors. Main Street seeks to partner with entrepreneurs, business owners and management teams and generally provides "one-stop"​ financing alternatives within its lower middle market portfolio. Main Street’s lower middle market companies generally have annual revenues between $10 million and $150 million. Main Street’s middle market debt investments are made in businesses that are generally larger in size than its lower middle market portfolio companies.

Industry

Financial Services Fintech Real Estate SaaS Security Software Energy CleanTech

Region of investment

North America

Main Street Capital Funds

Name Type
Questionare
Industry
Questionare
Stage
Questionare
Region
Size AUM Launch date
Main Street Capital Corporation
Private Equity (PE)
Financial Services
Fintech
SaaS
Security
Software
Energy
CleanTech
Series A
Series B
North America
$5-10 m
$8400 M
January 2007

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FAQs about Main Street Capital

Main Street Capital is located in Houston, Texas, United States.
Main Street Capital was founded in 1997.
Main Street Capital invests in companies and startups in Financial Services, Fintech, Real Estate, SaaS, Security, Software, Energy, CleanTech.
Main Street Capital invests in companies and startups in North America.
Main Street Capital invests in companies and startups at Pre-seed, Seed, Series A, Series B, Late Stage (Series C+).
Main Street Capital usually invests $10-50 m on average.
Main Street Capital has around $8 400m assets under management.
Main Street Capital last fund was created/launched in 2007-01-01