David Hassell Email & Phone Number

Vice Chairman @ 15Five

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David Hassell Location

Sedona, AZ, US

David Hassell Work

2026 - now Vice Chairman @ 15Five
2025 - 2026 Chief Executive Officer @ 15Five
2024 - 2026 Executive Chairman @ 15Five

2010 - 2024 CEO @ 15Five
2010 - 2012 Co-Founder and Facilitator @ Strategy Day
2004 - 2011 Advisor @ Kite Adventures
2009 - 2010 President @ Entrepreneurs' Organization - SF
2007 - 2009 Membership Chair @ Entrepreneurs Organization - SF
1999 - 2006 Co-founder, Principal and CTO @ Endai Worldwide

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David Hassell Education

Tufts University
BSCPE (Computer Engineering)
1994 - 1998

David Hassell Skills

Entrepreneurship
Entrepreneur
Business Strategy

Start-ups
Strategic Planning
Product Development
Team Building
New Business Development
Business Planning
Leadership Development

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David Hassell Summary

David Hassell, based in Sedona, AZ, US, is currently a Vice Chairman at 15Five. David Hassell brings experience from previous roles at 15Five and Strategy Day. David Hassell holds a 1994 - 1998 BSCPE in Computer Engineering @ Tufts University. With a robust skill set that includes Entrepreneurship, Entrepreneur, Business Strategy, Start-ups, Strategic Planning and more. David Hassell has 2 emails and 1 mobile phone numbers on RocketReach.

David Hassell Emails

Found 2 emails

David Hassell Phone Numbers

Found 6 phone numbers

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Others Named David Hassell

David Hassell

Vice Chairman at 15Five

Sedona, AZ, US
2
- 15five.com
- gmail.com
5+
- +1 415-967-XXXX
- +1 928-204-XXXX
- +1 928-554-XXXX
- +1 917-560-XXXX
- +1 917-560-XXXX
- +1 212-430-XXXX
David Hassell

Senior Sales at Allvue Systems at Allvue Systems

London, GB
2
- allvuesystems.com
- gmail.com
3
- +44 7895 69XXXX
- +44 7734 53XXXX
- +1 650-377-XXXX
David Hassell

Production controller and master scheduler at Thermo Fisher Scientific

Billerica, MA, US
2
- thermofisher.com
- thermofisher.cz
2
- +1 978-372-XXXX
- +1 978-360-XXXX
David Hassell

Head of Process and Engineering at Cleanery

Auckland, NZ
1
- cleanery.co.nz

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Top 15Five Employees

David Hassell

Vice Chairman at 15Five

Sedona, AZ, US
2
- 15five.com
- gmail.com
5+
- +1 415-967-XXXX
- +1 928-204-XXXX
- +1 928-554-XXXX
- +1 917-560-XXXX
- +1 917-560-XXXX
- +1 212-430-XXXX
Jeff Smith

Chief Executive Officer at 15Five

Asheville, NC, US
2
- 15five.com
- gmail.com
2
- +1 919-264-XXXX
- +1 252-643-XXXX
Nazar Ivaniv

Co-Founder & CTO at 15Five

United States
3
- gmx.de
- gmail.com
- 15five.com
4
- +1 415-967-XXXX
- +1 203-918-XXXX
- +1 415-420-XXXX
- +1 415-683-XXXX
Lou Ciniglia

Chief Revenue Officer (CRO) at 15Five

Holmdel, NJ, US
2
- gmail.com
- 15five.com
5+
- +1 646-453-XXXX
- +1 212-672-XXXX
- +1 646-453-XXXX
- +1 212-867-XXXX
- +1 732-834-XXXX
- +1 732-520-XXXX
Karina Young

VP, People at 15Five

Bozeman, MT, US
2
- gmail.com
- 15five.com
5+
- +1 831-685-XXXX
- +1 650-520-XXXX
- +1 650-336-XXXX
- +1 650-520-XXXX
- +1 510-214-XXXX
- +1 408-885-XXXX
Sid Pandiya

General Manager at 15Five

San Francisco, CA, US
2
- gmail.com
- withcherry.com
1
- +1 424-395-XXXX
James Sanders

Director of Infrasec and Development Operations at 15Five

Escondido, CA, US
2
- gmail.com
- 15five.com
2
- +1 619-741-XXXX
- +1 619-549-XXXX
Chloe Sayers

Controller at 15Five

Pulaski, PA, US
2
- 15five.com
- gmail.com
5
- +1 810-265-XXXX
- +1 248-342-XXXX
- +1 248-342-XXXX
- +1 254-759-XXXX
- +1 248-625-XXXX
Diana Kuhiwczak

Senior Demand Generation Manager at 15Five

United States
1
- gmail.com
5
- +1 720-800-XXXX
- +1 630-366-XXXX
- +1 708-539-XXXX
- +1 708-228-XXXX
- +1 720-810-XXXX
Michael Kautz

Senior Strategic Account Executive at 15Five

New York, NY, US
2
- yahoo.com
- 15five.com
5+
- +1 732-396-XXXX
- +1 212-679-XXXX
- +1 863-413-XXXX
- +1 218-460-XXXX
- +1 863-712-XXXX
- +1 863-398-XXXX
Yen Tan

Evangelist, Expansion and Manager Products at 15Five

Los Angeles, CA, US
2
- gmail.com
- 15five.com
3
- +1 510-355-XXXX
- +1 510-502-XXXX
- +1 510-978-XXXX

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