PE Firm · Capital Allocator

New Mountain Capital

Medium
New York City, United States · Founded 1999 · AUM $55 billion · Website
Growth EquityBuyoutCreditNet LeaseHealthcareSpecialized ChemicalsSupply Chain SoftwareProfessional ServicesAlternative InvestmentsUnited StatesEuropeAsia
Last verified
10/7/2026

Firm Overview

140
Portfolio tracked
5
Sectors
3
Regions
10/7/2026
Last verified

New Mountain Capital is an American alternative investment firm that focuses on growth investing in mid-sized companies within economically acyclical industries.

Founded in 1999 by Steven Klinsky, New Mountain Capital was established to pursue a growth-oriented investment strategy that avoids the high levels of leverage typical of traditional private equity firms. The firm focuses on mid-sized, often family-owned businesses in predictable, acyclical industries, frequently implementing novel corporate strategies to drive expansion. Based in New York with a global presence in Europe and Asia, the firm has grown to become one of the world's largest private equity managers, ranking 37th in the PEI 300 as of 2024.

The firm's investment process involves an annual evaluation of various sectors to identify long-term growth potential and adapt to changing economic conditions. In addition to its flagship private equity funds, New Mountain manages credit and net lease strategies. Recent expansions include the 2025 launch of New Mountain Wealth Solutions, a platform designed to support Registered Investment Advisors (RIAs) and their clients, further diversifying the firm's alternative investment offerings.

Founded1999
HeadquartersNew York City, United States
AUM$55 billion
Target investmentMid-sized companies
Employees195
StrategiesGrowth Equity, Buyout, Credit, Net Lease
Sector focusHealthcare, Specialized Chemicals, Supply Chain Software, Professional Services, Alternative Investments
Geographic focusUnited States, Europe, Asia

Leadership

Steven Klinsky
Founder and CEO
Founder of New Mountain Capital and former partner at Forstmann Little & Company who also co-founded Goldman Sachs' leveraged buyout unit.
Raleigh Peters
Head of New Mountain Wealth Solutions
Industry veteran who leads the New Mountain Wealth Solutions platform.

Notable Investments

Blue YonderRedPrairieAvantorSignify HealthGrant Thornton U.S. unit

Historical and current deals referenced in public sources.

Portfolio Companies

CompanySectorStatusWebsite
3E—CurrentVisit ↗
3E (formerly Verisk 3E)—CurrentVisit ↗
3E (Verisk 3E)—CurrentVisit ↗
ABB Optical Group—CurrentVisit ↗
ACA Compliance—CurrentVisit ↗
Actylis—CurrentVisit ↗
Alexander Mann Solutions—CurrentVisit ↗
Alexander Mann Solutions (AMS)—CurrentVisit ↗
Alight Solutions—CurrentVisit ↗
ALKU—CurrentVisit ↗
Alpine Intel—CurrentVisit ↗
Alteon Health—CurrentVisit ↗
Amerit—CurrentVisit ↗
AMS (Alexander Mann Solutions)—CurrentVisit ↗
AmWINS Group—CurrentVisit ↗
Apptis—CurrentVisit ↗
Apptis Holdings—CurrentVisit ↗
Ascensus—CurrentVisit ↗
Avantor—CurrentVisit ↗
Azuria—CurrentVisit ↗
Beeline—CurrentVisit ↗
Bellerophon Therapeutics—CurrentVisit ↗
Blue Yonder—CurrentVisit ↗
BMI—CurrentVisit ↗
Bounteous—CurrentVisit ↗
Camber Corporation—CurrentVisit ↗
Careismatic Brands—CurrentVisit ↗
Ciox Health (Datavant)—CurrentVisit ↗
Circana—CurrentVisit ↗
Citrin Cooperman—CurrentVisit ↗
Classic Collision—CurrentVisit ↗
Cloudmed—CurrentVisit ↗
Commonwealth Associates—CurrentVisit ↗
Connextions—CurrentVisit ↗
Connextions Inc.—CurrentVisit ↗
Consor—CurrentVisit ↗
Convey Health Solutions—CurrentVisit ↗
Cumming Group—CurrentVisit ↗
Cytel—CurrentVisit ↗
Datassential—CurrentVisit ↗
Datavant (Ciox Health)—CurrentVisit ↗
Datavant (formerly Ciox Health)—CurrentVisit ↗
Deltek—CurrentVisit ↗
Deltek Inc.—CurrentVisit ↗
Diversified Foodservice Supply—CurrentVisit ↗
Diversified Foodservice Supply Inc—CurrentVisit ↗
DRB Systems—CurrentVisit ↗
Emids—CurrentVisit ↗
Emmes—CurrentVisit ↗
Equian—CurrentVisit ↗
EverBank—CurrentVisit ↗
EverBank Financial Corp—CurrentVisit ↗
Finvi—CurrentVisit ↗
Finvi (formerly Ontario Systems)—CurrentVisit ↗
Gelest—CurrentVisit ↗
Grant Thornton—CurrentVisit ↗
HealthComp (Personify Health)—CurrentVisit ↗
HomeX—CurrentVisit ↗
Homrich Berg Wealth Management—CurrentVisit ↗
Horizon Services—CurrentVisit ↗
Ikaria—CurrentVisit ↗
Ikaria Inc.—CurrentVisit ↗
ILC Dover—CurrentVisit ↗
IMA Financial Group—CurrentVisit ↗
Inmar—CurrentVisit ↗
Inmar Inc.—CurrentVisit ↗
Jarrow (Vytalogy)—CurrentVisit ↗
Jarrow Formulas (Vytalogy)—CurrentVisit ↗
Legends—CurrentVisit ↗
Lincoln Investment—CurrentVisit ↗
Machinify / Rawlings—CurrentVisit ↗
MAG Aerospace—CurrentVisit ↗
MailSouth—CurrentVisit ↗
MailSouth Inc.—CurrentVisit ↗
Medical Specialties Distributors—CurrentVisit ↗
Medical Specialties Distributors (MSD)—CurrentVisit ↗
MSD (Medical Specialties Distributors)—CurrentVisit ↗
National Medical Health Card Systems (NMHC RX)—CurrentVisit ↗
National Medical Health Card Systems Inc—CurrentVisit ↗
National Medical Health Card Systems Inc. (NMHC RX)—CurrentVisit ↗
NMHC RX—CurrentVisit ↗
Novacore—CurrentVisit ↗
Office Ally—CurrentVisit ↗
OneDigital—CurrentVisit ↗
Overland Solutions—CurrentVisit ↗
Overland Solutions Inc.—CurrentVisit ↗
Paris RE—CurrentVisit ↗
Paris RE Holdings—CurrentVisit ↗
Paris RE Holdings Ltd.—CurrentVisit ↗
Pearce Services—CurrentVisit ↗
PerkinElmer—CurrentVisit ↗
Personify Health (formerly HealthComp)—CurrentVisit ↗
Personify Health (HealthComp)—CurrentVisit ↗
Portage Point Partners—CurrentVisit ↗
Profile Products—CurrentVisit ↗
Qualus Power Services—CurrentVisit ↗
Radancy—CurrentVisit ↗
Rawlings (identified as Machinify in logo text)—CurrentVisit ↗
Rawlings (Machinify)—CurrentVisit ↗
Real Chemistry—CurrentVisit ↗
RRC—CurrentVisit ↗
RRC (Regional Recreation Centers)—CurrentVisit ↗
Salute—CurrentVisit ↗
SAM—CurrentVisit ↗
SAM (Strategic Asset Management)—CurrentVisit ↗
SAM (Surveying and Mapping)—CurrentVisit ↗
Signify Health—CurrentVisit ↗
Site 20/20—CurrentVisit ↗
Smarter Technologies—CurrentVisit ↗
Smarter Technologies Group—CurrentVisit ↗
SNL Financial—CurrentVisit ↗
Sonrava Health—CurrentVisit ↗
Sonrava Health (Western Dental)—CurrentVisit ↗
Sparta Systems—CurrentVisit ↗
Strayer Education—CurrentVisit ↗
Strayer Education Inc.—CurrentVisit ↗
Stroz Friedberg—CurrentVisit ↗
Stroz Friedberg Inc.—CurrentVisit ↗
Summit Wash Holdings—CurrentVisit ↗
Surgis—CurrentVisit ↗
Surgis Inc.—CurrentVisit ↗
The Rawlings Group (Machinify)—CurrentVisit ↗
Tinuiti—CurrentVisit ↗
Topix Brands—CurrentVisit ↗
TRC Companies—CurrentVisit ↗
U.S. Ocean—CurrentVisit ↗
US Ocean—CurrentVisit ↗
Valet Waste—CurrentVisit ↗
Validus Holdings—CurrentVisit ↗
Validus Holdings Ltd.—CurrentVisit ↗
Verisk 3E—CurrentVisit ↗
Verisk 3E (now 3E)—CurrentVisit ↗
Vytalogy (formerly Jarrow Formulas)—CurrentVisit ↗
Vytalogy (Jarrow Formulas / Natrol)—CurrentVisit ↗
Vytalogy (Jarrow Formulas)—CurrentVisit ↗
Vytalogy (Jarrow)—CurrentVisit ↗
Wipfli Advisory—CurrentVisit ↗
Wipfli Advisory LLC—CurrentVisit ↗
Zep—CurrentVisit ↗
Zep Inc.—CurrentVisit ↗

Source: http://www.newmountaincapital.com/portfolio

Portfolio Web Readiness

Not yet assessed

The assessment covers whether AI crawlers and search engines can reach and parse the public site, page performance, transport and security hygiene, and discoverability. 140 portfolio companies have a website on record.

Observational measurements of these companies' public websites only. Not a rating of the companies, their performance, their management, or their investment merit. Not investment advice. Request a correction or removal via Submit Update.

Sources

This profile is based on publicly available information and may be incomplete or outdated. PE Firm Index is not affiliated with New Mountain Capital and does not provide investment advice.

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