Draper Triangle
Draper Triangle is a seed to Series C stage investment firm. It has made 24 investments. Average disclosed round size is $14.1M (across 31 rounds with reported amounts).
Portfolio
24
Fund Size
—
Top Stage
Series A
Last 12 Mo
1
Team
Jay Katarincic
Managing Director & Co-Founder
Mike Stubler
Managing Director & Co-Founder
Tom Jones
Managing Director
Jonathan Murray
Venture Partner
Astro Teller
Charu Ramanathan
Christine Robins
Craig Gomulka
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
32 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 hellbender | Seed | $12.5M | May 2026 |
 Autobooks | Seed | $40M | May 2025 |
 Gray Swan | Series A | $40M | Jan 2024 |
| GGray Swan AI | Unknown | $40M | Jan 2024 |
 Bloomfilter | Seed | $7M | May 2023 |
 Alviere | Series A | $20M | Apr 2021 |
| Alviere | Series A | $20M | Jan 2021 |
 Aware | Series C | $60M | Jan 2021 |
| Autobooks | Series A | $5.5M | Jan 2017 |
| CContainership | Seed | $2.4M | Apr 2016 |
| AAcrobatiq | Series A | $9.8M | Jul 2015 |
| RRhiza | Series A | $3M | Jun 2014 |
| BBjond | Series A | $3.3M | Apr 2014 |
| RRE2 | Unknown | $2.3M | Jan 2014 |
| BBodyMedia | Unknown | $12M | May 2012 |
| BBodyMedia | Unknown | $12M | Jan 2012 |
| TThinkVine | Series C | $8M | Jan 2012 |
| CCardioInsight | Pre-Seed | $10M | Jan 2011 |
| CCardioInsight | Unknown | $5.7M | Feb 2010 |
| CCardioInsight | Unknown | $5.7M | Jan 2010 |
 Aethon, Inc. | Growth | $6.6M | Jan 2008 |
| CClearCount Medical Solutions | Series A | $4.1M | Jan 2008 |
 Bloomfilter | Seed | $7M | — |
 Bloomfilter | Seed | $7M | — |
 Profitmind | Series A | $9M | — |
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Top Co-Investors
North Coast Ventures4 shared
JumpStart Ventures4 shared
Techstars3 shared
HPA3 shared
Sequoia Capital3 shared
Riverfront Ventures3 shared
Baird3 shared
Samsung Next2 shared
Obvious Ventures2 shared
Wing Venture Capital2 shared
Snowflake Ventures2 shared
Madrona Venture Group2 shared
Rev1 Ventures2 shared
Ohio Innovation Fund2 shared
Birchmere Ventures2 shared
Comcast Corporation2 shared
Viola Fintech2 shared
Draper Associates2 shared
Viola Ventures2 shared
CommerzVentures2 shared
Last updated: 20 October 2026