SH
Summation Health Ventures is a strategic healthcare-focused venture investment fund formed as a 50/50 joint venture between Cedars-Sinai Health System and MemorialCare Health System. Based in Long Beach, California, it invests in early- to mid-stage health technology, tech-enabled services, and medical device companies.
40% of their portfolio is in AI. Their most common stage is series-b (40% of deals). Average disclosed round size is $9.8M (across 4 rounds with reported amounts).
Portfolio
4
Fund Size
$20M
Top Stage
Series B
Last 12 Mo
0
Team
BH
Brant Heise
Senior Managing Director
DD
Darren Dworkin
Managing Director
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
5 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Foldax | Unknown | $10.3M | Jan 2018 |
 Silversheet | Series A | $5M | Aug 2017 |
 MD Insider | Series B | $12M | Jan 2015 |
 Gauss | Series B | — | — |
| Gauss | Series A | $12M | — |
Top Co-Investors
MemorialCare Innovation Fund3 shared
Lifeforce Capital2 shared
Y Combinator2 shared
Jump Capital1 shared
Slow Ventures1 shared
Upfront Ventures1 shared
SV Angel1 shared
BAM Ventures1 shared
Act One Ventures1 shared
Kairos1 shared
Last updated: 8 September 2026