One Equity Partners
One Equity Partners is a middle-market private equity firm founded in 2001, investing in industrial, healthcare, and technology businesses across North America and Europe, with over $13.5 billion deployed across 125+ platform investments via buyouts, carve-outs, and roll-up platforms.
- Company typePrivate
- Founded2001
- HeadquartersNew York, United States
- Headcount11–50
- GTM typeB2B
- OfferingServices
What One Equity Partners does
One Equity Partners (OEP) is a middle-market private equity firm founded in 2001 and headquartered in New York, with investment activity spanning North America and Europe. The firm invests across three core sectors — industrial, healthcare, and technology — and reports $13.5B+ in capital deployed across 125+ platform investments since inception. OEP's stated thesis centers on "TransformationalCombinations": buyouts, carve-outs, simultaneous mergers, and roll-up platforms, with operational support and add-on M&A as the primary value-creation levers. Named portfolio companies span specialty chemicals (Bozzetto, Clayens), industrial automation and robotics (Comau, F.EE Automation), hydraulic and engineered systems (Montanhydraulik, Leviat), safety technology (BARTEC), energy services (EthosEnergy, Guidant), IT services (Mythics Emergent Group, Digital Value, Kirey/Synergyc), wholesale distribution (Kitwave), and aftermarket parts (Wheeler Fleet Solutions, Associated Spring), among others.
The firm's core "product" is its private equity investment platform — a direct, relationship-driven origination model targeting owner-operators and corporate parents of middle-market businesses. There is no proprietary software or technical platform disclosed; OEP monetizes through standard PE economics: management fees on committed/invested capital across its funds plus carried interest on realized investment gains. Deal examples include the $175M buyout of Associated Spring from Barnes Group, the £400M carve-out of Amey Group from Ferrovial, a $150M equity investment in Polar Semiconductor, and the $2.1B exit of Eco Material Technologies to CRH. The firm also benefits from a JPMorgan Chase-sponsored SPAC vehicle (One Equity Partners Open Water I Corp., OTCMKTS:OEPWU) that provides an alternative capital-markets channel for deal execution.
OEP's go-to-market is sales-led and relationship-driven, with no traditional sales channels; deal flow originates from long-standing relationships built since 2001 with management teams, advisors, and corporate divestiture programs. The firm markets itself primarily through its corporate website, LinkedIn presence, and PR distribution via businesswire/PR Newswire/GlobeNewswire. Customer concentration at the portfolio level is diversified across multiple sectors and geographies, though as a PE firm its LPs are undisclosed. Headcount is in the 11-50 range, consistent with a lean middle-market platform.
One Equity Partners firmographics
Firmographics- Name
- One Equity Partners
- Legal name
- One Equity Partners
- Website
- https://oneequity.com
- Company type
- Private
- Founded year
- 2001
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- One Equity Partners is a middle-market private equity firm founded in 2001, investing in industrial, healthcare, and technology businesses across North America and Europe, with over $13.5 billion deployed across 125+ platform investments via buyouts, carve-outs, and roll-up platforms.
- Ownership category
- akta.pro rank
One Equity Partners industry classification
Industry- Product category
- Middle-Market Private Equity
- NAICS
- Investment Banking and Securities Intermediation (523150), All Other Financial Investment Activities (52399)
- SIC
- Security Brokers, Dealers & Flotation Companies (6211)
- akta.pro primary industry
- Multi-Sector / Generalist Growth Equity (FSANACAO)
- akta.pro secondary industry
- Industrials & Manufacturing Growth Equity (FSANACAF)
Keywords
Where One Equity Partners is headquartered
LocationHeadquarters
- HQ city
- New York
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
One Equity Partners business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure
Revenue model
- Private equity investment returns: As a middle-market private equity firm, One Equity Partners invests capital across multiple funds and generates returns through platform investments, add-on acquisitions, and exits (e.g., sale of Eco Material Technologies to CRH for $2.1B; sale of Armis stake in $7B deal; exit of InfuCare Rx via founder-led buyback).
- Fund management fees and carried interest: Implied standard PE firm revenue model — management fees on committed capital plus carried interest on realized investment gains across its funds (LP login portal referenced).
Go-to-market motion2 records
Distribution channels1 record
Marketing channels4 records
One Equity Partners product offering
Product offeringCore offering
One Equity Partners is a middle-market private equity firm that invests capital from its funds into industrial, healthcare, and technology businesses in North America and Europe. It executes buyouts, carve-outs, simultaneous mergers, and platform-build strategies, then supports portfolio companies through operational improvements and add-on M&A until exit.
Product overview
One Equity Partners is a middle market private equity firm, not a traditional software product company. Its core offering is a single private equity investment platform that builds value through "Transformational Combinations" — including carve-outs, mergers, and platform investments across the industrial, healthcare, and technology sectors in North America and Europe. The featured portfolio investments highlighted on its website include Resolute (specialty HVAC equipment services carve-out), Simplura (non-medical homecare and home health services), Walki (sustainable packaging and technical laminates), and Wood Technologies (engineered automation equipment and solutions platform for wood processing). With $13.5B+ capital invested and 125+ platform investments since 2001, the firm deploys a thematic, proactive approach to building lasting relationships with business owners.
Differentiator
Problem solved
Functional benefit
Brands
- Wood Technologies International: OEP's engineered automation equipment and solutions platform for wood processing, formed by simultaneous merger of USNR, Burton Mill Solutions and later Norwood Sawmills.
- Guidant
- Mythics Emergent Group
Products and services
- Middle-Market Private Equity Fund Investments Capital deployment service from One Equity Partners' middle-market private equity funds for owner-operators, management teams, and corporate parents seeking liquidity, succession solutions, or carve-out execution in industrial, healthcare, and technology sectors across North America and Europe. LPs commit capital to the funds to gain exposure to proprietary deal flow and operational value-add.
- Resolute Portfolio company platform: a carve-out of specialty HVAC equipment services based in Wheeling, Illinois, operated as a One Equity Partners investment under its TransformationalCombinations thesis.
- Simplura Portfolio company platform: created as a leading regional player in non-medical homecare and home health services, based in Valley Stream, New York, as part of OEP's healthcare sector investments.
- Walki Portfolio company platform: built as a pan-European player in sustainable packaging and technical laminates, based in Espoo, Finland; recognized with PE Hub Mid-Cap Deal of the Year.
- Wood Technologies International Portfolio company platform: engineered automation equipment and solutions platform for wood processing, formed through a simultaneous merger of USNR, Burton Mill Solutions, and later Norwood Sawmills, based in Woodland, Washington.
Quantifiable outcome
- $2.1 billion exit of Eco Material Technologies to CRH
- +5 more outcomes
Companies that use One Equity Partners
Customer profileSegments5 records
Ideal customer profiles4 records
One Equity Partners technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
One Equity Partners partnerships and signals
Strategic signalPartnerships
Five partnerships are on record, tiered minor and core.
- Andersen ItaliaminorAndersen Italia advised Bozzetto Group throughout the sale process to One Equity Partners, coordinating a multidisciplinary team across Spain, Turkey, Indonesia, and Honduras with central management in Italy.
- Aimia Inc.coreAimia Inc. entered into a definitive agreement to sell its specialty chemicals business Giovanni Bozzetto S.p.A. to One Equity Partners for estimated net proceeds of CAD$265 to $271 million, expected to close within three months subject to regulatory approvals.
- MCF Corporate FinanceminorMCF Corporate Finance advised Montanhydraulik on its sale to One Equity Partners, with the transaction expected to close in early 2026.
- KBRcoreCo-owner of Brown & Root Industrial Services joint venture alongside KBR, used as a portfolio platform executing acquisitions such as Specialty Welding and Turnarounds (SWAT).
- StellantiscoreStellantis divested its Comau (industrial automation and robotics) stake to OEP, which became majority shareholder; Stellantis subsequently planned to fully exit the investment.
Scale indicators8 records
Recent moves10 records
Expansion highlights6 records
One Equity Partners competitors and assessment
Company assessmentDirect peers
- Advent International: Global middle-market private equity firm investing across industrial, healthcare, and technology sectors with a comparable multi-sector, multi-region platform approach and similar deal-size focus.
- Warburg Pincus: Established middle-to-large market private equity firm with comparable sector breadth (industrial, healthcare, technology) and active co-investor relationship with OEP on transactions like Eco Material Technologies.
- Apax Partners: Global middle-market private equity firm with a multi-sector approach in industrials, tech, healthcare, and services; directly comparable in deal size, sector mix, and European-North American footprint.
- Platinum Equity: Carve-out and complex-transaction specialist private equity firm; most directly comparable to OEP's 'Transformational Combinations' thesis given its similar focus on corporate divestitures and operational turnarounds.
- American Industrial Partners: Middle-market private equity firm specializing in industrial businesses, directly comparable to OEP's heavy industrial exposure (Comau, Fortaco, Clayens, Associated Spring, Montanhydraulik).
- Genstar Capital: Middle-market private equity firm investing in industrial, healthcare, technology, and financial services; comparable deal size, sector breadth, and active add-on M&A platform-building strategy.
- Stone Point Capital: Middle-market private equity firm focused on financial services and adjacent business services; comparable in deal size, relationship-driven origination, and multi-region execution.
- Audax Group: Middle-market private equity firm executing buy-and-build strategies across industrial, healthcare, and business services; directly comparable add-on M&A and platform-build playbook to OEP.
Broad incumbents
- Bain Capital: Large global alternative asset manager with a broad multi-sector PE platform; broader and larger than OEP but overlaps significantly in industrial, healthcare, and technology middle-market transactions.
- KKR: Mega-cap global alternative asset manager with a sizable middle-market and industrial PE franchise; operates at materially larger AUM scale than OEP but competes for similar industrial and tech carve-outs.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
One Equity Partners social profiles
Digital presenceOne Equity Partners financial estimates
Financial estimateRevenue estimate
Valuation estimate
One Equity Partners leadership team
Management profileNumber of profiles
Profiles17 records
One Equity Partners subsidiaries and ownership
Company hierarchySubsidiaries21 records
One Equity Partners funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
One Equity Partners M&A and investment
M&A and investmentM&A70 records
Investments34 records
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about One Equity Partners
What does One Equity Partners do?
One Equity Partners is a middle-market private equity firm that invests capital from its funds into industrial, healthcare, and technology businesses in North America and Europe. It executes buyouts, carve-outs, simultaneous mergers, and platform-build strategies, then supports portfolio companies through operational improvements and add-on M&A until exit.
Is One Equity Partners a public or private company?
One Equity Partners is a private company. It is classified as management employee owned and is currently operating.
When was One Equity Partners founded?
One Equity Partners was founded in 2001. It employs 11 to 50 people.
Where is One Equity Partners based?
One Equity Partners is headquartered in New York, United States, in the North America region.
How does One Equity Partners make money?
Two revenue lines are on record. Private equity investment returns are the primary driver. The others are fund management fees and carried interest.
Who are One Equity Partners's main competitors?
Direct peers on record are Advent International, Warburg Pincus, Apax Partners, Platinum Equity, American Industrial Partners, Genstar Capital, Stone Point Capital and Audax Group. Broad incumbents are Bain Capital and KKR.
Does One Equity Partners have an API?
No public API is recorded for One Equity Partners.
What industry is One Equity Partners in?
One Equity Partners's product category is Middle-Market Private Equity. Its primary akta.pro industry code is FSANACAO, Multi-Sector / Generalist Growth Equity, with a secondary code of FSANACAF, Industrials & Manufacturing Growth Equity. Its NAICS code is 523150 and its SIC code is 6211.