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Companies using Vertex O Series by Vertex Inc. in 2025

As of 2025, 164 verified companies use Vertex O Series – 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.vertexinc.com

What is Vertex O Series by Vertex Inc.?

Vertex O Series by Vertex Inc. is a comprehensive tax technology platform designed to automate and streamline sales and use tax processes. It provides accurate tax calculations, compliance reporting, and audit-ready documentation. It’s widely used by companies in industries such as retail, manufacturing, and telecommunications, specifically within their tax, finance, and IT departments.

Last updated date

August 17, 2025

Number of Companies using

164

The majority are based in the

United States

Most common industry?

Manufacturing

Vertex O Series’s sample user list in 2025

Company Name

Country

Industry

Employees

Revenue

Product

Samsung

South Korea

Telecommunication Equipment

267860

$203.4B

Vertex O Series

PROCTER & GAMBLE

United States flag
United States

Cosmetics, Beauty Supply & Personal Care Products

108000

$83.9B

Vertex O Series

Accenture

Ireland flag
Ireland

Custom Software & IT Services

801000

$67.2B

Vertex O Series

McKesson Canada

Canada flag
Canada

Drug Stores & Pharmacies

45000

$344.6B

Vertex O Series

Cigna

United States flag
United States

Insurance

73500

$247.1B

Vertex O Series

Target

United States flag
United States

Department Stores, Shopping Centers & Superstores

440000

$106.6B

Vertex O Series

AmerisourceBergen

United States flag
United States

Management Consulting

44000

$229.7B

Vertex O Series

NTT Data Group

Japan flag
Japan

Custom Software & IT Services

193513

$29.4B

Vertex O Series

SAP

Germany flag
Germany

Enterprise Resource Planning (ERP) Software

107000

$35.5B

Vertex O Series

Hitachi

Japan flag
Japan

Electronics

268655

$62B

Vertex O Series

Showing 10 of 164 results

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We have data on 164 companies that use Vertex O Series. Our Vertex O Series 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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Vertex O Series users and customers by country

United States flag
United States
United Kingdom flag
United Kingdom

2.6K Companies

Ireland flag
Ireland

2.6K Companies

Netherlands flag
Netherlands

2.6K Companies

Germany flag
Germany

2.6K Companies

Where Vertex O Series Shows Up Most

Vertex O Series is used across a wide range of sectors:

Manufacturing

Business Services

Retail

Custom Software & IT Services

Finance

From lean startups to global enterprises, Vertex O Series’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

Vertex O Series by Vertex Inc. is a comprehensive tax technology platform designed to automate and streamline sales and use tax processes. It provides accurate tax calculations, compliance reporting, and audit-ready documentation.

As of 2025, there are 164 verified companies using Vertex O Series.

Vertex O Series is used across various industries, including Manufacturing, Business Services, Retail, Custom Software & IT Services, and Finance.

The United States has the highest number of companies using Vertex O Series.

Companies of all sizes and across different geographies use Vertex O Series. Examples include Samsung, Procter & Gamble, and Accenture.