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John Mcdonald Email & Phone Number
Co-CEO and Co-Founder
at
Catalyst Security
1 work email found
@catalystsecurity.com
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Current company
Role
Co-CEO and Co-Founder
Location
Washington, District of Columbia, United States
Company size
Who is John Mcdonald? Overview
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Quick answer
John Mcdonald is listed as Co-CEO and Co-Founder at Catalyst Security, a with 4 employees, based in Washington, District of Columbia, United States. AeroLeads shows a work email signal at catalystsecurity.com and a matched LinkedIn profile for John Mcdonald.
John Mcdonald previously worked as Director at Undisclosed and Director of Research at Trenchant at L3Harris Technologies. John Mcdonald holds B.Sc., Computer Science from University Of North Florida.
Company email context
Email format at Catalyst Security
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{first}.{last}@catalystsecurity.com
89% confidence
AeroLeads found 1 current-domain work email signal for John Mcdonald. Compare company email patterns before reaching out.
Profile bio
About John Mcdonald
Specialties: software security review, vulnerability research, exploit development, penetration testing, IT security, source code review, reverse engineering
Listed skills include Penetration Testing, Application Security, Reverse Engineering, Information Security, and 28 others.
Current workplace
John Mcdonald's current company
Company context helps verify the profile and gives searchers a useful next step.
Catalyst Security
9 roles · 29 years
John Mcdonald work experience
A career timeline built from the work history available for this profile.
Director
Current
Undisclosed
Sep 2024 - Present
Director Of Research At Trenchant
Aug 2018 - Sep 2024
Director And Co-Founder
Nov 2009 - Sep 2024
Senior Security Researcher
2007 - Nov 2009
2002 - 2007
~5 yrs
Vulnerability Research Engineer
2000 - 2002
~2 yrs
Security Consultant
Data Protect Gmbh
1999 - 2000
~1 yr
Security Architect
1998 - 2000
~2 yrs
1 education record
John Mcdonald education
FAQ
Frequently asked questions about John Mcdonald
Quick answers generated from the profile data available on this page.
What company does John Mcdonald work for?
John Mcdonald works for Catalyst Security.
What is John Mcdonald's role at Catalyst Security?
John Mcdonald is listed as Co-CEO and Co-Founder at Catalyst Security.
What is John Mcdonald's email address?
AeroLeads has found 1 work email signal at @catalystsecurity.com for John Mcdonald at Catalyst Security.
Where is John Mcdonald based?
John Mcdonald is based in Washington, District of Columbia, United States while working with Catalyst Security.
What companies has John Mcdonald worked for?
John Mcdonald has worked for Catalyst Security, Undisclosed, L3Harris Technologies, Azimuth Security, and Ibm.
How can I contact John Mcdonald?
You can use AeroLeads to view verified contact signals for John Mcdonald at Catalyst Security, including work email, phone, and LinkedIn data when available.
What schools did John Mcdonald attend?
John Mcdonald holds B.Sc., Computer Science from University Of North Florida.
What skills is John Mcdonald known for?
John Mcdonald is listed with skills including Penetration Testing, Application Security, Reverse Engineering, Information Security, Computer Security, Code Review, Vulnerability Research, and Security.
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