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Companies using Mainstay by Mainstay in 2025

As of 2025, 134,096 verified companies use Mainstay – across industries, company sizes, and geographies. This is real, verified data. Whether you’re looking to analyze the market, build a target list, or get a sales edge – this is your starting point.

https://www.mainstay.com

What is Mainstay?

Mainstay by Mainstay is an AI student engagement platform designed to guide students through their educational journey. It’s used to increase enrollment, improve retention, and drive student success through personalized support and communication. It is used by educational institutions, specifically admissions, student affairs, and advising departments.

Last updated date

August 17, 2025

Number of Companies using

134,096

The majority are based in the

United States

Most common industry?

Manufacturing

Mainstay’s sample user list in 2025

Company Name

Country

Industry

Employees

Revenue

Product

Walmart

United States flag
United States

Department Stores, Shopping Centers & Superstores

2098500

$681B

Mainstay

McKesson

United States flag
United States

Drug Stores & Pharmacies

43000

$359.1B

Mainstay

CHEVRON

United States flag
United States

Oil & Gas Exploration & Services

45298

$197B

Mainstay

Marriott

United States flag
United States

Lodging & Resorts

418000

$25.4B

Mainstay

Canon

Japan flag
Japan

Photographic & Optical Equipment

169151

$30B

Mainstay

U.S. Department of Agriculture

United States flag
United States

Federal

100000

$201B

Mainstay

Walgreens Boots Alliance

United States flag
United States

Holding Companies & Conglomerates

312000

$151.9B

Mainstay

HCL Technologies

India flag
India

Custom Software & IT Services

227481

$13.3B

Mainstay

Mars

United States flag
United States

Food & Beverage

150000

$47B

Mainstay

City of New York

United States flag
United States

Local

329393

$112.4B

Mainstay

Showing 10 of 134,096 results

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We have data on 134,096 companies that use Mainstay. Our Mainstay customers list is available for download and comes enriched with vital company specifics, including industry classification, organizational size, geographical location, funding rounds, and revenue figures, among others.

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Mainstay users and customers by country

United States flag
United States
United Kingdom flag
United Kingdom

2.6K Companies

Japan flag
Japan

2.6K Companies

Canada flag
Canada

2.6K Companies

Germany flag
Germany

2.6K Companies

Where Mainstay Shows Up Most

Mainstay is used across a wide range of sectors:

Manufacturing

Business Services

Education

Hospitals & Physicians Clinics

Colleges & Universities

From lean startups to global enterprises, Mainstay’s footprint is wide, and that means opportunity.

sectors

How It Works

It’s everything you wish outbound was—automated, precise, and scalable.

  • Landbase finds and qualifies your ideal prospect data automatically
  • Landbase deploys specialized AI agents to generate and run high-converting campaigns
  • Landbase executes across all channels, handling all the technical complexity behind the scenes.
  • Your pipeline fills up. You get to focus on strategy, not busywork.

Trusted by High-Performing GTM Teams

Join the teams using Landbase to:

  • Eliminate manual prospecting
  • Fill pipeline faster
  • Win against competitors
  • Built for SDRs, AEs, RevOps, and GTM Leaders
  • Powered by AI. Delivered with Speed

This data is updated on August 17, 2025

Mainstay by Mainstay is an AI student engagement platform designed to guide students through their educational journey. It’s used to increase enrollment, improve retention, and drive student success through personalized support and communication.

As of 2025, there are 134,096 verified companies using Mainstay.

The customer list includes vital company specifics such as industry classification, organizational size, geographical location, funding rounds, and revenue figures.

The United States uses Mainstay more than any other country, followed by the United Kingdom, Japan, Canada, and Germany.

Manufacturing is the industry that uses Mainstay the most, followed by Business Services, Education, Hospitals & Physicians Clinics, and Colleges & Universities.