Profile banner
Alex Teng

Alex Teng

Helping founders make abundance the default at Fifty Years!

California, United States
Joined January 2026

Network

4.3K connections
🚗
Automotive Aerospace Innovators
🧬
Biotech Founders Investors
💡
Startup Founders
🧪
Synthetic Biology Bioengineering
💰
Deep Tech Investors
⚙️
Advanced Manufacturing Engineers
🕰️
...

Summary

Alex Teng is a venture capital Partner at Fifty Years, where he dedicates himself to nurturing deep tech startups that tackle significant global issues. He assists scientific founders in transitioning their lab research into entrepreneurial ventures, providing support in recruiting, partnerships, and operational strategies. fiftyyears+3
With a Ph.D. in Environmental Science from Caltech, Alex possesses a strong scientific foundation, combining chemistry, microbiology, and atmospheric physics. His research included notable fieldwork, such as flying with NASA to study hurricanes, agricultural fires, and air pollution, as well as laboratory work on termite gut microbiota and coffee extraction protocols. fiftyyears+3
Alex's entrepreneurial journey includes founding CauseAI, a startup focused on causality algorithms, and holding key roles at Divergent 3D. At Divergent 3D, he was instrumental in developing advanced manufacturing systems using 3D printing for vehicle structures, showcasing his expertise in R&D, operations, supply chain, and logistics. fiftyyears+4
Beyond his professional roles, Alex actively shares his insights on entrepreneurship, deep tech, and scientific concepts on platforms like Twitter. His posts reflect a curious mind interested in topics ranging from the history of innovation to the intricacies of fluid dynamics and language evolution in science. nitter

Work

Education

Notes

JRJarod Rutledgesaid they've seen
ATAlex Teng
really add value to founders at the Seed or Series A stage.

Feb 27, 2026

JFJoe Foxsaid
ATAlex Teng
is one of the most passionate people they know about both science and using it to help people or the environment.

Jan 23, 2026

JFJoe Foxsaid
ATAlex Teng
is one of the smartest VCs they know backing deep tech startups.

Jan 14, 2026

SYShannon Yangsaid
ATAlex Teng
is one of the most effective Chiefs of Staff they've worked with who also really understands AI.

Jan 8, 2026