C1
C1 Appoints Jeff St. Clair Chief Revenue Officer
C1 announced a leadership change on August 11, 2026. C1 appointed cybersecurity executive Jeff St. Clair Chief Revenue Officer to lead global go-to-market for its AI-native identity platform.
What changed
Jeff St. Clair was named Chief Revenue Officer.
- Leader: Jeff St. Clair
- Role: Chief Revenue Officer
- Effective: August 11, 2026
- Announcement date: August 11, 2026
Leadership background
St. Clair previously served as Chief Revenue Officer at Halcyon and Automox. Earlier, he scaled worldwide sales at Evident.io through its acquisition by Palo Alto Networks and helped grow IronPort before its acquisition by Cisco.
The mandate
C1 said St. Clair will scale its global GTM organization as enterprises adopt AI agents and seek one identity-control layer across employees, machine identities, applications, and autonomous systems.
Why this matters for GTM teams
Executive appointments can precede changes in strategy, operating cadence, hiring, partnerships, and technology priorities. The useful signal is not the title alone: teams should watch the new leader’s stated mandate, prior playbook, organizational scope, and the initiatives announced during the first two quarters.
Source and methodology
This leadership profile is based on the company’s announcement. Roles, transition timing, and biographical details are presented as announced; SalesTools Research does not infer undisclosed succession plans.
Primary source: C1 leadership announcement.
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