# Gregory Mark

> Gregory Mark is a three-time founder and MIT-trained aerospace engineer who is rebuilding how physical things get made. After inventing continuous carbon fiber 3D printing and taking Markforged from a garage idea to a $2.1B public company, he launched Backflip AI in 2024, a generative AI tool that turns text, sketches, and scans into 3D-printable, manufacturable models. Backflip raised a $30M Series A co-led by NEA and Andreessen Horowitz, with angels including Microsoft CTO Kevin Scott and 'Attention Is All You Need' co-author Ashish Vaswani.

- **Role:** Founder & CEO at Backflip AI
- **Organizations:** Backflip AI, Markforged, Aeromotions
- **From:** Bethesda, Maryland, United States
- **Nationality:** American
- **Education:** B.S. in Aeronautics and Astronautics, Massachusetts Institute of Technology, M.S. (Aeronautics and Astronautics), Massachusetts Institute of Technology
- **Known for:** Invented continuous carbon fiber 3D printing and pioneered accessible metal additive manufacturing, Founded and led Markforged from 2013 to a 2021 SPAC public listing with a peak valuation near $2.1 billion, Markforged technology used on the International Space Station and by companies including BMW and Tesla, plus U.S. Marines applications

## Career timeline

- **2003** — Graduates MIT with a B.S. in Aeronautics and Astronautics; had worked on the Formula SAE racing team building lightweight cars
- **2000s** — Founds Aeromotions, designing and manufacturing computer-controlled composite race car wings, including a 12.5-lb wing rated for 200 mph
- **2013** — Founds Markforged, inventing the first process to 3D print continuous carbon fiber composites; recruits former Formula SAE teammates
- **2020** — Transitions from CEO to Chairman of Markforged as a new CEO is appointed
- **2021** — Markforged goes public via SPAC merger at a peak valuation around $2.1 billion; Mark departs the company and board late in the year
- **2024** — Co-founds Backflip AI with David Benhaim; launches first product Dec 19, 2024 and closes a $30M Series A co-led by NEA and a16z
- **2025** — Backflip unveils a new 3D foundation model; expands from novices to professional engineers and manufacturing workers

## Achievements

- Invented continuous carbon fiber 3D printing and pioneered accessible metal additive manufacturing
- Founded and led Markforged from 2013 to a 2021 SPAC public listing with a peak valuation near $2.1 billion
- Markforged technology used on the International Space Station and by companies including BMW and Tesla, plus U.S. Marines applications
- Started and sold two companies before Markforged, including Aeromotions
- Raised a $30M Series A for Backflip AI co-led by NEA and Andreessen Horowitz with marquee angel investors

## Latest updates

- **2024-12** — Launched Backflip AI's first product and announced a $30M Series A co-led by NEA and a16z
- **2025-03** — Backflip AI unveiled a new 3D foundation model for design and manufacturing

## Links

- Website: https://backflip.ai
- LinkedIn: https://www.linkedin.com/in/gregory-mark-0353354/
- YouTube: https://www.youtube.com/watch?v=CwcfQegqNjo

---

Profile page: https://yespress.io/gregory-mark
Published by YesPress — https://yespress.io
Last updated: 2026-07-01