John Hartz Location
- Portland, ME, US
John Hartz Work
- 2024 -now Managing Partner @ The Boatswain Group
- 2021 -2024 Director Of Operations and Tenant Relations @
- 2019 -2021 Associate Project Developer @
- 2019 -2019 Senior Energy Services Manager @
- 2017 -2019 Account Manager and Field Analyst @
- 2016 -2017 Field Engineer @
John Hartz Education
- Washington College
Physics and Economics (Alternative Energy)
2008-2012 - Highland School Warrenton, VA 1995-2008
John Hartz Skills
- Public Speaking
- Maritime Operations
- Scuba Diving
- Construction Management
- Boat
- AutoCAD
- Shipping
- Private Pilots License
- Event Planning
- Marine Operations
- Ports
- Navigation
- Uscg 50ton License
- Microsoft Office
- Construction
- Yachting
- Welding
- Sailing
- Customer Service
- Seamanship
- Renewable Energy
- Boating
- Private Pilot
- Marine Engineering
- Maritime
- Inspection
- Skiing
- Surfing
- Business Development
- Project Management
- Energy
- Research
- Microsoft Excel
- Management
John Hartz Summary
- John Hartz, based in Portland, ME, US, is currently a Managing Partner at The Boatswain Group. John Hartz brings experience from previous roles at Keeper Bay Real Estate, Borrego Solar Systems and Competitive Energy Services. John Hartz holds a 2008 - 2012 Physics and Economics in Alternative Energy @ Washington College. With a robust skill set that includes Public Speaking, Maritime Operations, Scuba Diving, Construction Management, Boat and more. John Hartz has 2 mobile phone numbers on RocketReach.
5 free lookup(s).
No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
Looking for a different John Hartz?
Find contact details for 700 million professionals.
Others Named John Hartz
John Hartz
Account Executive
Missoula, MT, US
John Hartz
Projects Director
London, GB
John Hartz
President
Boston, MA, US
John Hartz
Internet and Voice Repair – Rep 1
Columbus, OH, US
John Hartz
Senior Design Engineer
Arlington, TX, US
How It Works
Get a Free Account
Sign up for a free account. No credit card required. Up to 5 free lookups.
Search the #1 Contact Database
Get contact details of over 700M profiles across 60M companies - all with industry-leading accuracy. Sales and Recruiter users, try out our Email Finder Extension.
Use our AI-Powered Email Finder
Find business and personal emails and mobile phone numbers with exclusive coverage across niche job titles, industries, and more for unparalleled targeting. Also available via our Contact Data API.
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co