
Investing in technical founders at pre-seed and seed, across data, infrastructure, security AI, and dev tools.
1996-2018: Building, mostly startups, mostly as co-founder, always writing code or running engineering teams. Since 2012: Investing in and advising founders, from inception. Investing full-time since 2018, focused on infrastructure software. Reach out at hello@sini.net. Portfolio at https://irregex.vc/portfolio
canva.com
partechpartners.com
treasuredata.com
cadre.com
onekingslane.com
firstround.com
intuit.com
twelvefold.com
people.ai
New York, New York, United States
Founder + Managing Partner
Irregular Expressions
• www.linkedin.com/company/irregular-expressions
Apr 2018 - Present
New York, New York, United States
Investor + Advisor
Canva
• www.linkedin.com/company/canva
Jan 2012 - Present
Sydney, Australia
Investor + Advisor
People.ai
• www.linkedin.com/company/people.ai
Jun 2016 - Present
San Francisco Bay Area
Investor
Antheia, Inc.
• www.linkedin.com/company/antheiabio
Mar 2015 - Present
San Francisco Bay Area
Venture Partner
Partech
• www.linkedin.com/company/partech
Jun 2025 - Present
New York, New York, United States
General Partner
Partech
• www.linkedin.com/company/partech
May 2019 - Jun 2025
New York, New York, United States
Investor
ProdPerfect
• www.linkedin.com/company/prodperfect
Dec 2018 - Present
Greater New York City Area
Investor + Advisor
Kickpay
• www.linkedin.com/company/kickpay
Oct 2014 - Jan 2023
San Francisco Bay Area
Advisor
Fieldwire
• www.linkedin.com/company/fieldwirebyhilti
Jan 2011 - Dec 2013
San Francisco Bay Area