This selection of private equity-backed companies in the United States comprises mostly large firms, many founded in the last two decades. The companies operate across diverse sectors, from retail to technology and healthcare. For instance, Walgreens is a retail pharmacy chain, Inspire operates a portfolio of restaurant brands, and VXI Global Solutions provides customer service and digital solutions. Peraton focuses on innovative solutions for global challenges, while Parexel offers comprehensive clinical development services.
Several companies on this list are headquartered in the Washington D.C. metropolitan area, including Guidehouse and Peraton in McLean and Reston, respectively. Additionally, there is a notable presence of companies in the healthcare and restaurant industries, such as Sunrise Senior Living and GeBBS Healthcare Solutions, alongside Inspire and Jersey Mike's Subs. This suggests a varied economic landscape with strong representation in service-oriented sectors.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Walgreenswalgreens.com
A leading retail pharmacy offering health and beauty products, with a focus on providing pharmacy services and a seamless omnichannel experience for customers |
90,723 | |||
| 2 |
Inspireinspirebrands.com
Operates a diverse portfolio of over 33,000 restaurants worldwide including Arby's, Baskin-Robbins, Buffalo Wild Wings, Dunkin', Jimmy John's, and SONIC. |
56,164 | |||
| 3 |
Purpose Brands, LLCsebrands.com
A global franchise company focused on improving self-esteem through fitness, wellness, and beauty brands, with a strong culture of values |
30,273 | |||
| 4 |
VXI Global Solutionsvxi.com
BPO leader offering customer service & digital solutions worldwide, with focus on omni-channel support, automation, & revenue generation for top brands |
22,830 | |||
| 5 |
Parexelparexel.com
Provides comprehensive clinical development services globally, from early to late phase trials, helping new treatments reach patients faster through expertise and innovation. |
21,982 | |||
| 6 |
Tennecotenneco.com
A global automotive products company driving advancements in mobility through technology solutions for various markets worldwide |
21,507 | |||
| 7 |
Peratonperaton.com
A company at the forefront of solving global challenges with innovative solutions, prioritizing safety and security through fresh perspectives and talent |
18,000 | |||
| 8 |
Jersey Mike's Subsjerseymikes.com
Serves authentic fresh sliced subs and Philly cheesesteaks on freshly baked bread, committed to community giving and philanthropic endeavors. |
16,217 | |||
| 9 |
HUB Internationalhubinternational.com
Advises businesses and individuals on insurance, risk management, employee benefits, retirement, and wealth management with tailored solutions. |
16,129 | |||
| 10 |
Guidehouseguidehouse.com
Global AI-led professional services firm providing advisory, technology, and managed services to commercial and government sectors for efficiency and resilience. |
15,865 | |||
| 11 |
DIRECTVdirectv.com
Provides high-quality television content and personalized video services across multiple screens, utilizing emerging technologies to deliver reliable entertainment for passionate superfans everywhere. |
15,343 | |||
| 12 |
Belkbelkcareers.com
A historic department store offering quality products, exceptional customer service, and community support through nationwide store locations and online platform |
12,997 | |||
| 13 |
Sunrise Senior Livingsunriseseniorliving.com
A senior living company with over 270 communities in the US and Canada, focusing on championing quality of life for seniors Offering rewarding career opportunities |
12,929 | |||
| 14 |
GeBBS Healthcare Solutionsgebbs.com
A leading provider of Revenue Cycle Management services and Risk Adjustment solutions, utilizing innovative technology and a global workforce to improve financial performance for clients |
11,612 | |||
| 15 |
Baker Tilly USbakertilly.com
A leading advisory CPA firm with a coast-to-coast and global presence, part of Baker Tilly International network with 43,000 professionals |
10,594 | |||
| 16 |
Cloud Software Groupcloud.com
It provides software solutions that enhance data management, automation, insights, and collaboration, helping customers to evolve and succeed. |
9,515 | |||
| 17 |
Univar Solutionsunivarsolutions.com
Distributes chemicals and ingredients globally, provides value-added services, and offers expertise in market knowledge, formulation, logistics, and digital tools. |
9,326 | |||
| 18 |
RealPage, Inc.realpage.com
Global provider of software and data analytics for the real estate industry, helping clients improve performance and increase returns with innovative solutions |
9,112 | |||
| 19 |
Tropical Smoothie Cafetropicalsmoothiecafe.com
Serves better-for-you food and smoothies, inspiring healthier lifestyles and community well-being through a fast-casual restaurant brand across many states. |
9,087 | |||
| 20 |
athenahealthathenahealth.com
The company strives to simplify healthcare with innovative technology for electronic health records, revenue cycle management, and patient engagement solutions |
8,956 | |||
| 21 |
TeamHealthteamhealth.com
The company is a leading physician practice in the US focused on quality, safety, and empowering healthcare professionals across various specialties nationwide |
8,870 | |||
| 22 |
Veritivveritiv.com
A provider of packaging, JanSan, hygiene, print, publishing products, logistics, and supply chain solutions serving a variety of industries globally |
7,857 | |||
| 23 |
R Systemsrsystems.com
Global provider of product engineering, digital solutions, AI, cloud-native capabilities, automation, and strategic growth support for diverse industries. |
6,833 | |||
| 24 |
Baker Tillybit.ly
Global provider of assurance, tax, and consultancy services with over 43,000 employees serving clients in 141 territories, guiding bold decisions and achieving goals |
6,700 | |||
| 25 |
Ness Digital Engineeringness.com
Global provider of data, AI, and cloud-powered software engineering services enabling enterprises to modernize systems and accelerate product development. |
6,494 | |||
| 26 |
Infogaininfogain.com
Infogain specializes in digital customer experience engineering, delivering solutions for Fortune 500 companies across various industries using advanced technologies. |
6,161 | |||
| 27 |
Thirty-One Giftsmythirtyone.com
A rapidly growing direct-selling company empowering women to run their own businesses as consultants, offering unique gift products to customers |
5,912 | |||
| 28 |
Dun & Bradstreetdnb.com
Provides global business data and analytics to help companies improve performance, manage risk, and identify growth opportunities effectively. |
5,768 | |||
| 29 |
Equinitiequiniti.com
The company engages customers with investments, connects businesses with markets, and offers services in pensions and remediation to facilitate growth |
5,747 | |||
| 30 |
PrimeFlight Aviation Servicesprimeflight.com
A global aviation services company providing aircraft, passenger, and security services to ensure safety, reliability, and customer satisfaction at airports worldwide |
5,653 | |||
| 31 |
Premier Inc.premierinc.com
Leader in healthcare transformation, uniting thousands of providers to improve quality outcomes, reduce costs, and drive performance through data and technology solutions |
5,226 | |||
| 32 |
Xoriantxoriant.com
Xoriant is a global digital engineering firm that turns imaginative visions into realities, accelerating business outcomes with innovative technology solutions |
5,220 | |||
| 33 |
Infinxinfinx.com
Innovative healthcare company offering scalable prior authorization and revenue cycle management solutions, using AI-driven software and billing specialists to optimize revenue capture |
5,195 | |||
| 34 | 5,033 | ||||
| 35 |
Epicor Softwareepicor.com
Providing tailored software solutions to manufacturing, delivery, and sales businesses, enhancing productivity, growth, and operational effectiveness. |
4,802 | |||
| 36 |
PCI Pharma Servicespci.com
Provides world-class solutions for drug development, manufacturing, advanced drug delivery, clinical trials, and commercial packaging, delivering life-changing therapies globally. |
4,795 | |||
| 37 |
ProAmpacproampac.com
A global leader in flexible packaging, providing creative solutions, sustainable products, and innovative collaboration to meet customer needs and sustainability goals |
4,519 | |||
| 38 |
Rocket Softwarerocketsoftware.com
Partner for organizations transforming IT infrastructure, applications, and data from core systems to cloud with global support and innovation. |
4,385 | |||
| 39 |
Apexonapexon.com
Digital-first technology services firm specializing in accelerating business transformation through human-centric digital experiences Expertise in UX/UI, engineering, data, focusing on BFSI, healthcare, and life sciences |
4,339 | |||
| 40 |
Ellucianellucian.com
Leading provider of cloud & SaaS solutions for higher education institutions worldwide, enhancing operations and enriching the experience for millions of students |
4,315 | |||
| 41 | 4,160 | ||||
| 42 |
Restaurant365restaurant365.com
cloud-based platform for restaurant accounting, inventory, workforce management, payroll, and integrations to optimize operations and improve guest experiences |
3,986 | |||
| 43 |
Sharecaresharecare.com
Digital healthcare company providing AI insights, care management, benefits navigation, and health information to improve care quality and outcomes. |
3,846 | |||
| 44 |
California Pizza Kitchencpk.com
A global brand known for innovative California-style cuisine, featuring creative pizzas and a unique dining experience in over 14 countries |
3,841 | |||
| 45 |
Cisioncision.com
A global leader in media intelligence and communication solutions, equipping professionals with tools to excel in today's data-driven world |
3,839 | |||
| 46 |
Trellixtrellix.com
Delivers intelligence-led cyber resilience for security-conscious organizations. Transforms threat intelligence into high-fidelity detections and automates AI-driven detection and response across diverse environments. |
3,827 | |||
| 47 | 3,715 | ||||
| 48 |
Legencewearelegence.com
Integrated provider of energy efficiency and sustainability solutions for diverse industries, specializing in advisory, engineering, contracting, and maintenance services for high-performance facilities |
3,648 | |||
| 49 |
Quest Softwarequest.com
Provides software solutions for data management, cybersecurity, and platform modernization, enabling organizations to build trusted foundations for AI success with speed and confidence. |
3,567 | |||
| 50 |
Clouderacloudera.com
Empowering individuals to unlock insights from complex data, delivering an enterprise data cloud solution for all data sources, from Edge to AI |
3,442 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 51 |
Inovaloninovalon.com
Inovalon offers data-driven SaaS solutions on a cloud platform to improve clinical outcomes and economics in healthcare for various organizations |
3,316 | |||
| 52 |
HireRighthireright.com
Global provider of background checks, drug testing, and employment verification services through an innovative platform, tailored to meet the unique needs of organizations worldwide |
3,283 | |||
| 53 |
Excelitas Technologies Corp.excelitas.com
Provider of advanced photonic technologies specializing in sensing, detection, imaging, optics, and specialty illumination for diverse global industries. |
3,129 | |||
| 54 |
Cubic Corporationcubic.com
The company creates technology solutions in transportation to simplify daily journeys and defense capabilities to promote mission success and safety |
3,095 | |||
| 55 |
AssuredPartnersajg.com
Global insurance brokerage specializing in industry-specific solutions for businesses and consumers, offering services in commercial insurance, risk management, and employee benefits |
3,075 | |||
| 56 |
Anaplananaplan.com
Leading AI-driven scenario planning and analysis platform, optimizing decision-making and fostering collaboration across organizational silos for enterprises. |
3,045 | |||
| 57 |
AIT Worldwide Logisticsaitworldwide.com
Global freight forwarding company offering customized supply chain solutions including sea, air, ground, rail transport, customs clearance, and warehousing. |
2,822 | |||
| 58 |
Applied Systemswww1.appliedsystems.com
A leading provider of innovative cloud software for the insurance industry, driving transformation through digitization, automation, and new partnerships |
2,813 | |||
| 59 |
OP360 (OfficePartners360)op360.com
Global workforce partner offering streamlined outsourcing solutions for brands, delivering omnichannel customer service, sales, technology support, and back-office services to medium and Fortune 500 companies |
2,785 | |||
| 60 |
Chamberlain Groupchamberlaingroup.com
A global leader in intelligent access technology, providing seamless, secure access to homes and businesses through innovative products and software solutions |
2,781 | |||
| 61 |
Inhabit®inhabit.com
A software company providing innovative solutions for residential and vacation property management professionals, backed by top-tier private equity partners For more information, visit website |
2,755 | |||
| 62 |
Metronetmetronet.com
A fast-growing telecommunication company offering cutting-edge fiber-optic technology for TV, voice, and internet services, focused on customer care and innovation |
2,737 | |||
| 63 |
TRIMEDXtrimedx.com
Industry-leading provider of clinical asset management, clinical engineering services, asset informatics, and medical device cybersecurity to healthcare providers Transformational, cost-effective solutions for patient care |
2,721 | |||
| 64 |
FleetPridefleetpride.com
The company is a national distributor of truck and trailer parts and services, with a network of 300+ locations and a team of 4,000+ experts |
2,608 | |||
| 65 |
QTS Data Centersquantumfiber.com
Provider of data center solutions with over 9 million sq ft of space in North America Offers secure infrastructure, connectivity, and premium customer service |
2,591 | |||
| 66 |
ALKEGENalkegen.com
Specialty materials leader for mission-critical systems in battery technologies, electric vehicles, filtration media, and insulation materials to promote sustainability and energy savings |
2,527 | |||
| 67 |
Imperial Dadeimperialdade.com
The company is a leading distributor of packaging, chemicals, janitorial supplies, and equipment serving various market segments with consultative programs |
2,510 | |||
| 68 |
Zinniazinnia.com
The company simplifies life and annuity processes through technology, empowering clients to innovate, launch products faster, and better serve customers |
2,494 | |||
| 69 |
Vantage Data Centersvantage-dc.com
Designs and operates scalable, efficient, and sustainable data centers worldwide, serving hyperscalers, cloud providers, and large enterprises. |
2,484 | |||
| 70 |
Electrical Components Internationalecintl.com
A global supplier of electrical systems and components for various industries, enabling advanced technologies to address complex challenges worldwide |
2,461 | |||
| 71 |
UESteamues.com
A nationwide provider of engineering, environmental, testing, and inspection services, specializing in sustainable infrastructure solutions for public and private clients across various industries |
2,428 | |||
| 72 | 2,353 | ||||
| 73 |
Employbridgeemploybridge.com
Leading industrial staffing firm leveraging digital platforms to connect over 440,000 associates annually with 17,000 customers in manufacturing, logistics, transportation, and energy sectors |
2,352 | |||
| 74 |
CSIcsiweb.com
Provides community banks with digital banking, loan origination, compliance, security, IT performance, and communication solutions to enhance customer experience and growth. |
2,344 | |||
| 75 |
Sikichsikich.com
A global professional services company specializing in technology solutions, delivering transformative digital strategies and financial services to various clients worldwide |
2,335 | |||
| 76 | 2,334 | ||||
| 77 |
Congruexcongruex.com
A leading provider of end-to-end network design and build services, enabling modern world operations and facilitating connectivity across various sectors |
2,291 | |||
| 78 |
insightsoftwareinsightsoftware.com
Global provider of reporting, analytics, and performance management solutions empowering finance teams with insights to make informed decisions and drive financial intelligence |
2,267 | |||
| 79 |
CLEAResultclearesult.com
Leading provider of energy efficiency and sustainability solutions in North America, focused on transitioning to a carbon-neutral future through local partnerships and innovative technology |
2,266 | |||
| 80 |
Barracudabarracuda.com
Provides comprehensive cybersecurity protection for businesses of all sizes. Offers AI-powered platform securing email, data, applications, and networks with managed XDR and centralized management. |
2,263 | |||
| 81 |
American Campus Communitiesamericancampus.com
Development, ownership, and management of high-quality student housing communities across numerous university campuses nationwide, fostering student growth and success. |
2,263 | |||
| 82 |
Curium Pharmacuriumpharma.com
Global leader in nuclear medicine, providing life-changing diagnostics and treatment for cancer patients worldwide through innovative radiopharmaceutical products and AI-driven solutions |
2,236 | |||
| 83 |
Squarespacesquarespace.com
A design-driven platform empowering entrepreneurs worldwide to build online brands and businesses through websites, domains, ecommerce, and marketing tools |
2,206 | |||
| 84 |
Trinity Consultantstrinityconsultants.com
A global EH&S firm offering services in regulatory compliance, ecology, water, built environments, and life sciences since 1974 |
2,195 | |||
| 85 |
Hargreaves Lansdownhl.co.uk
Providing a platform for private investors to manage ISAs, pensions, SIPPs, and savings efficiently with tax and cost benefits. |
2,192 | |||
| 86 |
Bob Evans Restaurants, LLCbobevans.com
Family-style restaurant chain with nearly 500 locations across 18 states, offering high-quality food and hospitality based on farm values |
2,151 | |||
| 87 |
Pavionpavion.com
A company providing fire, security, and integration solutions across multiple industries with a focus on safety, security, and communication |
2,143 | |||
| 88 |
francesca’s®francescas.com
Offers unique, free-spirited fashion, jewelry, and lifestyle products, inspiring discovery and celebrating individuality through numerous boutiques and e-commerce sites. |
2,068 | |||
| 89 |
Perforce Softwareperforce.com
Leader in digital product development, providing innovative solutions for faster and higher quality output through the power of Perforce technology |
2,028 | |||
| 90 |
Russell Investmentsbit.ly
Providing diverse investment capabilities and solutions to institutional, financial intermediaries, and individual investors worldwide, enhancing financial security. |
2,004 | |||
| 91 |
Moss Adamsbakertilly.com
Provides accounting, tax, and advisory services with extensive industry insights and holistic solutions for middle market businesses nationwide. |
2,001 | |||
| 92 |
Alliance Ground Internationalagi.aero
A leading cargo ground handling company in the US, offering cost-effective solutions with safe and efficient cargo, ramp, and mail handling services |
1,976 | |||
| 93 |
American Residential Servicesars.com
Heating, air conditioning, plumbing, drain cleaning, and sewer line services for residential and light commercial customers across the United States. |
1,948 | |||
| 94 |
EthosEnergyethosenergy.com
Global services and tailored solutions for rotating equipment across power, oil, gas, industrial, and aerospace markets to ensure affordable and sustainable energy. |
1,939 | |||
| 95 |
SMXsmxtech.com
A US based IT and engineering solutions provider specializing in Cloud Solutions, Cyber Security, Systems Integration, Data Analytics, and Mission-Focused Engineering |
1,934 | |||
| 96 |
Integrityintegrity.com
The company is a top distributor of life and health insurance, offering innovative solutions for wealth management and retirement planning |
1,928 | |||
| 97 |
Bridgenextbridgenext.com
A global digital consultancy specializing in creating innovative digital products, experiences, and solutions, while also providing services in automation, data engineering, and brand elevation |
1,919 | |||
| 98 |
AUTOKINITONautokiniton.com
Autokiniton invests in Tier 1 automotive suppliers, offering innovative solutions in metal stampings, welded assemblies, and tubular products for the automotive industry |
1,912 | |||
| 99 |
Duck Creek Technologiesduckcreek.com
Provides cloud-based software solutions for property, casualty, and general insurance industries enabling agile, intelligent, and transparent insurance operations. |
1,904 | |||
| 100 |
Veoneerveoneer.com
A global leader in automotive electronic safety systems, providing best-in-class restraint control systems to car manufacturers worldwide, with a 70-year safety development heritage |
1,888 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 15, 2026.
More company lists in the United States
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The same list elsewhere in United States
- Private equity-backed companies in Texas 75
- Private equity-backed companies in California 72
- Private equity-backed companies in New York State 45
- Private equity-backed companies in Florida 44
- Private equity-backed companies in Illinois 33
- Private equity-backed companies in Massachusetts 29
- Private equity-backed companies in North Carolina 25
- Private equity-backed companies in New York 39