David Altman: Email & Phone Number

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Assistant Manager at Core-Mark International|Happy Valley, Oregon, United States

Position:

Assistant Manager at Core-Mark International

Location:

Happy Valley, Oregon, United States

View David Altman's Email

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Last updated: 2026-07-21

Updated: 2026-07-21

Found email addresses for David Altman:

Business emails:

d**********n@core-mark.com

Personal emails:

d***@gmail.com,

a***@goldendoor.com,

d***@yahoo.com,

a***@us-marines.co

Found phones for David Altman:

+1-323-***-**50,

+1-909-***-**66,

+1-520-***-**66,

+1-323-***-**15

A different David Altman?

Work Experience 17 years

Assistant Manager at Core-Mark International

May 2025 - Current

Warehouse Supervisor at Core-Mark International

Oct 2022 - May 2025

Warehouse Specialist at Golden Door

Jul 2021 - Jul 2022

Sergeant at Marine Corps Recruiting

Oct 2012 - Dec 2020

Assistant Baseball Coach at Jesuit High School Portland

May 2009 - Jul 2011

David Altman started working in 2009, then the employee has changed 3 companies and 4 jobs. On average, David Altman works for one company for 3 years.

Their professional focus is Coaching, Coaching & Mentoring, and Communication across 3 core areas.

Education

Bachelor's degree at Colorado Christian University

High School Diploma at Fort Vancouver High School

Frequently Asked Questions

What is David Altman's email address?

SignalHire found verified email addresses for David Altman, both business and personal. Their business email is d**********n@core-mark.com, and personal emails include d***@gmail.com, a***@goldendoor.com, and d***@yahoo.com.

What is David Altman's phone number?

SignalHire found multiple verified phone numbers for David Altman: +1-323-***-**50, +1-909-***-**66, and +1-520-***-**66.

How do I contact David Altman at Core-Mark International?

You can reach David Altman 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 David Altman's professional background?

David Altman has 17 years of professional experience. They have held roles including Warehouse Supervisor, Warehouse Specialist, and Sergeant at companies such as Core-Mark International, Golden Door, and Marine Corps Recruiting. Their education includes Bachelor's degree from Colorado Christian University, and High School Diploma from Fort Vancouver High School.

Is David Altman's contact information up to date?

Yes. David Altman's SignalHire profile was last updated on 21 July 2026, reflecting their current position as Assistant Manager at Core-Mark International in Westlake, Texas, United States.

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