Jeff Jonson: Email & Phone Number

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Director of IT at Longitude Capital|San Carlos, California, United States

Position:

Director of IT at Longitude Capital

Location:

San Carlos, California, United States

View Jeff Jonson's Email

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Last updated: 2026-06-17

Updated: 2026-06-17

Found email addresses for Jeff Jonson:

Business emails:

j*****n@allcovered.com,

j************n@micromenders.com,

j*****n@longitudecapital.com

Personal emails:

j********1@yahoo.com,

s*****1@yahoo.com,

j********1@hotmail.com

Found phones for Jeff Jonson:

+1-623-***-**88,

+1-323-***-**95,

+1-909-***-**05,

+1-480-***-**42

A different Jeff Jonson?

Work Experience 24 years

Director of IT at Longitude Capital

Mar 2023 - Current

Senior Professional Services Engineer at Allcovered

Jan 2023 - Mar 2023

Engineering Team Lead at Allcovered

Dec 2021 - Dec 2022

Senior System Engineer at Allcovered

Jun 2018 - Nov 2021

Systems Engineer at Allcovered

Apr 2015 - Jun 2018

Systems Engineer at EveryNetwork

Mar 2013 - Mar 2015

Systems Administrator/Field Engineer at MicroMenders

Apr 2008 - Feb 2013

Service Desk Engineer/Field Engineer at MicroMenders

Apr 2007 - Apr 2008

Information Technology Help Desk / Network Engineer at Mondo Media

Nov 2002 - Dec 2004

Jeff Jonson started working in 2002, then the employee has changed 4 companies and 7 jobs. On average, Jeff Jonson works for one company for 2 years 4 months.

Their professional focus is Adobe Creative Suite, Aruba Wireless, and Cisco Meraki across 3 core areas.

Education

Bachelor of Science - BS at DeVry University

Frequently Asked Questions

What is Jeff Jonson's email address?

SignalHire found verified email addresses for Jeff Jonson, both business and personal. Their business email is j*****n@allcovered.com, and personal emails include j********1@yahoo.com, s*****1@yahoo.com, and j********1@hotmail.com.

What is Jeff Jonson's phone number?

SignalHire found multiple verified phone numbers for Jeff Jonson: +1-623-***-**88, +1-323-***-**95, and +1-909-***-**05.

How do I contact Jeff Jonson at Longitude Capital?

You can reach Jeff Jonson 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 Jeff Jonson's professional background?

Jeff Jonson has 24 years of professional experience. They have held roles including Senior Professional Services Engineer, Engineering Team Lead, and Senior System Engineer at companies such as Allcovered, Allcovered, and Allcovered. Their education includes Bachelor of Science - BS from DeVry University.

Is Jeff Jonson's contact information up to date?

Yes. Jeff Jonson's SignalHire profile was last updated on 17 June 2026, reflecting their current position as Director of IT at Longitude Capital in Menlo Park, CA, United States.

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