John Hartner is an angel investor and operator angel based in West Palm Beach, Florida, United States. The known portfolio counts 4 companies: Dimension Inx, 3D Cloud Hub, EasyRx and EnvisionTEC, Inc.
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Investment focus
- Focus
- 3D PrintingDigital ManufacturingIndustrial AutomationRoboticsSemiconductors
Contacts
John Hartner portfolio companies (4)
- Dimension Inx
- 3D Cloud Hub
- EasyRx
- EnvisionTEC, Inc.
Affiliated funds' portfolios
Founder at Digital Industrialist, whose known portfolio counts 2 companies
- Brandwoven
- Graybox
Investor Profile
The known portfolio sits in sectors AI, Climate, Hardware and Healthcare, and focus areas 3D Printing, Digital Manufacturing, Industrial Automation and Robotics.
The portfolio and focus above give founders context on whether John Hartner matches their raise.
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Frequently asked questions
Who is John Hartner?
John Hartner is an angel investor and operator angel based in West Palm Beach, Florida, United States with 4 known investments on file, among them Dimension Inx, 3D Cloud Hub and EasyRx. The sections above list the sectors and firms attached to that record.
What does John Hartner invest in?
Listed sectors include AI, Climate, Hardware and Healthcare; listed focus areas include 3D Printing, Digital Manufacturing, Industrial Automation and Robotics. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
Which firm is John Hartner listed at?
John Hartner is listed as Founder at Digital Industrialist, whose known portfolio counts 2 companies.
How do I contact John Hartner?
An email address and a LinkedIn page are on file for John Hartner. The address stays masked on this page and is readable inside RaiseHunt after you create an account. The database holds no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal