Jonathan Kastner: Email & Phone Number

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Lead Engineer at Fastenal|Yuma, Arizona, United States

Position:

Lead Engineer at Fastenal

Location:

Yuma, Arizona, United States

View Jonathan Kastner's Email

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Last updated: 2026-06-10

Updated: 2026-06-10

Found email addresses for Jonathan Kastner:

Business emails:

j******r@fastenal.com

Personal emails:

k***@hotmail.com,

j***@fastenal.com,

k***@yahoo.com,

k***@aol.com

Found phones for Jonathan Kastner:

+1-205-***-**72,

+1-870-***-**37

A different Jonathan Kastner?

Work Experience 9 years

Lead Engineer at Fastenal

Aug 2025 - Current

Regional Engineer at Fastenal

Aug 2023 - Aug 2025

Regional Engineer at Fastenal

Apr 2021 - Aug 2023

Sales Support at Fastenal

Sep 2017 - Apr 2021

Jonathan Kastner started working in 2017, then the employee has changed 1 company and 2 jobs. On average, Jonathan Kastner works for one company for 2 years 3 months.

Their professional focus is American Sign Language, Composite Structures, and Engineering across 3 core areas.

Education

Bachelor of Science - BS at Weber State University

Frequently Asked Questions

What is Jonathan Kastner's email address?

SignalHire found verified email addresses for Jonathan Kastner, both business and personal. Their business email is j******r@fastenal.com, and personal emails include k***@hotmail.com, j***@fastenal.com, and k***@yahoo.com.

What is Jonathan Kastner's phone number?

SignalHire found multiple verified phone numbers for Jonathan Kastner: +1-205-***-**72, and +1-870-***-**37.

How do I contact Jonathan Kastner at Fastenal?

You can reach Jonathan Kastner 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 Kastner's professional background?

Jonathan Kastner has 9 years of professional experience. They have held roles including Regional Engineer, Regional Engineer, and Sales Support at companies such as Fastenal, Fastenal, and Fastenal. Their education includes Bachelor of Science - BS from Weber State University.

Is Jonathan Kastner's contact information up to date?

Yes. Jonathan Kastner's SignalHire profile was last updated on 10 June 2026, reflecting their current position as Lead Engineer at Fastenal in Winona, MN, United States.

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