Jonathan Joseph: Email & Phone Number

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Customer Success Manager at UpGuard|Melbourne, Victoria, Australia

Position:

Customer Success Manager at UpGuard

Location:

Melbourne, Victoria, Australia

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Last updated: 2026-10-28

Updated: 2026-10-28

Found email addresses for Jonathan Joseph:

Business emails:

j*****h@knowbe4.com,

j*******j@knowbe4.com,

j*****h@phriendlyphishing.com

Personal emails:

j*******************h@gmail.com

Found phones for Jonathan Joseph:

+61-470-***-*40,

+61-434-***-*56

Prospect analytics

Current work details

DepartmentInformation Technology and Services

A different Jonathan Joseph?

Work Experience 5 years

Customer Success Manager at UpGuard

Oct 2026 - Current

Senior Customer Success Manager at Phriendly Phishing

May 2025 - Aug 2026

Enterprise Customer Success Manager at KnowBe4

Jan 2024 - Dec 2024

Mid-Market Customer Success Manager at KnowBe4

Jun 2023 - Jan 2024

SMB Customer Success Manager at KnowBe4

Jul 2022 - Jun 2023

Internal Sales at Honeywell Security & Fire

Aug 2021 - Aug 2022

Jonathan Joseph started working in 2021, then the employee has changed 3 companies and 5 jobs. On average, Jonathan Joseph works for one company for 10 months.

Their professional focus is Account Management, Business-to-Business (B2B), and Business Reviews across 3 core areas.

Frequently Asked Questions

What is Jonathan Joseph's email address?

SignalHire found verified email addresses for Jonathan Joseph, both business and personal. Their business email is j*****h@knowbe4.com, and personal emails include j*******************h@gmail.com.

What is Jonathan Joseph's phone number?

SignalHire found multiple verified phone numbers for Jonathan Joseph: +61-470-***-*40, and +61-434-***-*56.

How do I contact Jonathan Joseph at UpGuard?

You can reach Jonathan Joseph through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Jonathan Joseph's professional background?

Jonathan Joseph has 5 years of professional experience. They have held roles including Senior Customer Success Manager, Enterprise Customer Success Manager, and Mid-Market Customer Success Manager at companies such as Phriendly Phishing, KnowBe4, and KnowBe4.

Is Jonathan Joseph's contact information up to date?

Yes. Jonathan Joseph's SignalHire profile was last updated on 28 October 2026, reflecting their current position as Customer Success Manager at UpGuard in Mountain View, California, United States.

Jonathan Joseph Namesakes

Name

Company

Position

Jonathan Joseph

Georgia Institute of Technology

Facility Operations Assistant

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Jonathan Joseph

ONEPOINT PHYSICAL THERAPY, INC.

Physical Therapist

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Jonathan Joseph

DigitalCrafts

Cyber Security Student

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