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#1495 by ARRUnited Statesplex.com ↗

Plex Systems

Cloud-native smart manufacturing platform (MES, ERP, quality, supply chain planning) sold as SaaS to discrete manufacturers; a Rockwell Automation company.

Manufacturing SoftwareCloud ERPMESSaaSIndustrial Automation
ARR
$115.1M revenue (est.)
as of Oct 2026
Employees
464
as of Oct 2026
Valuation
—
latest round
ARR / employee
$248K
revenue efficiency
About Plex Systems

Plex sells the Plex Smart Manufacturing Platform, a multi-tenant SaaS system that combines MES, cloud ERP, quality management, supply chain planning and analytics. It serves 700+ manufacturers in about 37 countries, mainly automotive, aerospace, electronics and food & beverage, and sells through subscriptions. Rockwell Automation acquired it from Francisco Partners in 2021 for about $2.22B in cash. It has roughly 430 employees (2026), and third-party revenue estimates run about $150–200M.

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