Thayer Street Partners
Thayer Street Partners is a New York-based boutique private investment firm providing structured equity and customized capital solutions ($30-100M+) to lower middle market companies ($10-50M+ ARR) in Financial Services, Business Services, and Real Estate Services verticals.
- Company typePrivate
- Founded2011
- HeadquartersNew York, United States
- Headcount1–10
- GTM typeB2B
- OfferingServices
What Thayer Street Partners does
Thayer Street Partners is a New York-based boutique private investment firm founded in 2011 that provides structured equity and customized capital solutions to entrepreneurial management teams in the lower middle market. The firm targets companies with $10-50+ million in annualized recurring revenue and $3-15+ million in EBITDA, deploying initial capital commitments of $30-100+ million with the ability to scale via co-investments. Investment instruments include preferred equity (minority and majority), flexible debt with warrants, and bespoke funding solutions, with a stated emphasis on downside protection alongside upside participation.
The firm concentrates on three verticals: Financial Services (regulated payment solutions, receivables financing, insurance, specialty finance), Business Services (compliance, monitoring, back-office), and Real Estate Services (route-based services, storage, property management). Thayer Street has executed 30+ investments since inception, including early positions in ClickPay (exited to RealPage for $219M in 2018) and ShopKeep (exited to Lightspeed for $440M in 2020), a structured capital partnership with Kings III of America (exited to Arcline in 2022), platform incubation of Grove Point Marinas (12 states, 30+ employees), and recent growth investments in Union Bay Risk Advisors (2025) and Interchecks ($50M Series C, 2026).
The business model derives revenue from management fees on committed fund capital and performance-based carried interest on realizations, as described in the firm's Form ADV. Thayer Street Partners Management, LLC is an SEC-registered investment adviser organized under New York law, with Fund II closed at $275 million in July 2023. The firm is led by Managing Partner Josh Koplewicz and operates with a boutique team that draws on prior experience at leading private equity, opportunistic credit, and real asset investing firms, supplemented by an operating partner network of former C-suite executives.
Thayer Street Partners firmographics
Firmographics- Name
- Thayer Street Partners
- Legal name
- Thayer Street Partners Management, LLC
- Website
- https://thayerstreet.com
- Company type
- Private
- Founded year
- 2011
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Thayer Street Partners is a New York-based boutique private investment firm providing structured equity and customized capital solutions ($30-100M+) to lower middle market companies ($10-50M+ ARR) in Financial Services, Business Services, and Real Estate Services verticals.
- Ownership category
- akta.pro rank
Thayer Street Partners industry classification
Industry- Product category
- Private Equity Investment Services
- NAICS
- Portfolio Management and Investment Advice (523940), Portfolio Management and Investment Advice (52394), Other Investment Pools and Funds (5259), Securities, Commodity Contracts, and Other Financial Investments and Related Activities (523), Other Financial Investment Activities (5239)
- SIC
- Investment Advice (6282), Miscellaneous Business Credit Institution (6159)
- akta.pro primary industry
- Private Equity Fundraising Placement (FSAEALAB)
Keywords
Where Thayer Street Partners is headquartered
LocationHeadquarters
- HQ city
- New York
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Thayer Street Partners business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Others
Revenue model
- Management Fees: Thayer Street receives management fees from the Funds as described in their Form ADV and applicable Fund governing documents.
- Performance-based Compensation (Carried Interest): Thayer Street may be entitled to performance-based compensation from the Funds, as described in the applicable Fund governing documents and Thayer Street's Form ADV. Performance-based compensation may create an incentive to make investments that are riskier or more speculative.
Go-to-market motion2 records
Distribution channels1 record
Marketing channels6 records
Thayer Street Partners product offering
Product offeringCore offering
Thayer Street Partners is a boutique private investment firm that provides structured equity and customized capital solutions to entrepreneurial management teams in the lower middle market. Core offerings include preferred equity (minority and majority), flexible debt with warrants, and bespoke funding solutions targeting companies with $10-50M+ in annualized recurring revenue and $3-15M+ in EBITDA.
Product overview
Thayer Street Partners operates as a boutique private investment firm offering a single integrated platform of capital solutions rather than discrete software products. The firm provides structured equity (preferred equity investments), flexible debt instruments (with warrants), and bespoke funding solutions as its core offerings. They target the lower middle market with initial capital commitments of $30-100+ million, focusing on Financial Services, Business Services, and Real Estate Services sectors. Their offering architecture centers on customized partnership structures that combine capital with operational support, rather than modular software products.
Differentiator
Problem solved
Functional benefit
Products and services
- Structured Capital Solutions
- M&A and Asset Origination Financing
- Customized Capital Solutions
- Operational and Strategic Support
Quantifiable outcome
- ClickPay grew annualized revenue more than 5x from 2014 to 2017 under Thayer Street partnership
- +2 more outcomes
Companies that use Thayer Street Partners
Customer profileNamed customers5 records
Segments3 records
Ideal customer profiles1 record
Thayer Street Partners technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Thayer Street Partners partnerships and signals
Strategic signalScale indicators7 records
Recent moves6 records
Expansion highlights5 records
Thayer Street Partners competitors and assessment
Company assessmentMarket position
Strengths5 records
Competitive moat4 records
Key risks5 records
Key highlights7 records
Customer concentration
Thayer Street Partners social profiles
Digital presenceThayer Street Partners financial estimates
Financial estimateRevenue estimate
Valuation estimate
Thayer Street Partners leadership team
Management profileNumber of profiles
Profiles1 record
Thayer Street Partners funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Thayer Street Partners M&A and investment
M&A and investmentM&A
Investments19 records
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Thayer Street Partners
What does Thayer Street Partners do?
Thayer Street Partners is a boutique private investment firm that provides structured equity and customized capital solutions to entrepreneurial management teams in the lower middle market. Core offerings include preferred equity (minority and majority), flexible debt with warrants, and bespoke funding solutions targeting companies with $10-50M+ in annualized recurring revenue and $3-15M+ in EBITDA.
Is Thayer Street Partners a public or private company?
Thayer Street Partners is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Thayer Street Partners founded?
Thayer Street Partners was founded in 2011. It employs 1 to 10 people.
Where is Thayer Street Partners based?
Thayer Street Partners is headquartered in New York, United States, in the North America region.
How does Thayer Street Partners make money?
Two revenue lines are on record. Management Fees are the primary driver. The others are performance-based Compensation (Carried Interest).
Does Thayer Street Partners have an API?
No public API is recorded for Thayer Street Partners.
What industry is Thayer Street Partners in?
Thayer Street Partners's product category is Private Equity Investment Services. Its primary akta.pro industry code is FSAEALAB, Private Equity Fundraising Placement. Its NAICS code is 523940 and its SIC code is 6282.