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Mark Holtmann's email & phone

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Project Director at W.E. O'Neil Construction|Littleton, Colorado, United States

Position:

Project Director at W.E. O'Neil Construction

Location:

Littleton, Colorado, United States

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Last updated: 2025-11-26
Updated: 2025-11-26

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Work Experience 19 years

Project Director at W.E. O'Neil Construction

Jan 2025 - Current

Senior Project Superintendent at W.E. O'Neil Construction

Sep 2022 - Dec 2024

Project Superintendent at W.E. O'Neil Construction

Sep 2014 - Sep 2022

Superintendent at Glacier Construction Co., Inc.

Jan 2012 - Sep 2014

Project Engineer at Glacier Construction Co., Inc.

Jan 2007 - Jan 2012

Mark Holtmann started working in 2007, then the employee has changed 1 company and 4 jobs. On average, Mark Holtmann works for one company for 3 years 10 months.

Education

Bachelor's degree at Colorado State University

Frequently Asked Questions

What is Mark Holtmann's minimum period of employment in the companies?

Mark Holtmann's minimum period of employment in various companies is 2 years 3 months.

What is Mark Holtmann's average duration of employment for different companies?

On average, Mark Holtmann works for one company for 4 years 6 months

What industries has Mark Holtmann worked in?

Mark Holtmann works in the Construction.

What positions has Mark Holtmann held before?

Previously, Mark Holtmann worked as a Senior Project Superintendent, and Project Superintendent, and Superintendent, and Project Engineer.

How do I contact Mark Holtmann?

Mark Holtmann's phone number is +1-***-***-2272. Sign up to get contact details.

Who is the CEO of the W.E. O'Neil Construction?

The CEO of the W.E. O'Neil Construction is Brian Ramsay

Who are Mark Holtmann's peers at other companies?

Mark Holtmann's peers at other companies are Ethan Marcus and Vanessa Jester and Kailanya Brailey

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