David Hartmann: Email & Phone Number

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Chief Executive Officer at Helio Additive|China

Position:

Chief Executive Officer at Helio Additive

Location:

China

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Last updated: 2026-06-18

Updated: 2026-06-18

Found email addresses for David Hartmann:

Business emails:

d***d@helioadditive.com

Personal emails:

d********n@gmail.com

Found phone for David Hartmann:

+86-***-***-0578

A different David Hartmann?

Work Experience 23 years

Chief Executive Officer at Helio Additive

Jun 2020 - Current

Senior Vice President, Growth Ventures at Covestro

Aug 2018 - Jun 2020

Co-CEO Composites at Covestro

Jun 2016 - Feb 2019

Global Business Model Innovation Leader, Polycarbonates at Covestro

Jun 2015 - May 2016

On Sabbatical at Covestro

Jul 2014 - Jun 2015

Head of Sales Excellence, Polycarbonates, Asia Pacific at Bayer MaterialScience

Jun 2012 - Jul 2014

Senior Project Manager - Corporate Development at Bayer MaterialScience

Jun 2011 - Jun 2012

Strategy Consultant / Merger & Acquisitions at Bayer MaterialScience

Feb 2009 - Jun 2011

Head, Supply Chain, Indian Sub-Continent at Bayer MaterialScience

Feb 2007 - Feb 2009

Order Management Center Manager at Bayer MaterialScience

Sep 2006 - Feb 2007

Project Manager, Logistics at Bayer MaterialScience

Jun 2004 - Sep 2006

Founder at Sendinaden

Jan 2015 - May 2017

Project Manager at Symcomm

Apr 2003 - May 2004

David Hartmann started working in 2003, then the employee has changed 4 companies and 12 jobs. On average, David Hartmann works for one company for 2 years.

David is proficient in Chinese (Mandarin), English, and French. Their professional focus is 3D Printing, Business Planning, and Business Process across 3 core areas.

Education

Entrepreneurship: New Business Ventures at INSEAD

Pathfinder at Stifinder

Masters of International Business at University of Auckland

Bachelor of Commerce at University of Auckland

Frequently Asked Questions

What is David Hartmann's email address?

SignalHire found verified email addresses for David Hartmann, both business and personal. Their business email is d***d@helioadditive.com, and personal emails include d********n@gmail.com.

What is David Hartmann's phone number?

SignalHire found a verified phone number for David Hartmann: +86-***-***-0578.

How do I contact David Hartmann at Helio Additive?

You can reach David Hartmann 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 Hartmann's professional background?

David Hartmann has 23 years of professional experience. They have held roles including Senior Vice President, Growth Ventures, Co-CEO Composites, and Global Business Model Innovation Leader, Polycarbonates at companies such as Covestro, Covestro, and Covestro. Their education includes Entrepreneurship: New Business Ventures from INSEAD, and Pathfinder from Stifinder.

Is David Hartmann's contact information up to date?

Yes. David Hartmann's SignalHire profile was last updated on 18 June 2026, reflecting their current position as Chief Executive Officer at Helio Additive.

David Hartmann Namesakes

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Company

Position

David Hartmann

Brady Builds

Operations

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David Hartmann

Brady Builds

General Operations Manager

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David Hartmann

Brady Builds

Operations Manager

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