Active: new fund Jun 2025 Verified 5 Nov 2026
HMC Needles
Operates as Haystack, an early stage venture firm that has invested for over a decade in the first rounds of software and technology startups, leading or participating. Based in Mill Valley, CA.
- Type
- VC firm
- Location
- Mill Valley, California, United States
- Stages
- Seed
- Backs
- Consumer apps, Medtech and digital health, Marketplaces, Fintech
- Sectors
- Healthtech and life sciences, SaaS and software, Devtools
- Fund size / AUM
- $25M HMC Needles I (Form D offering, 2021); $671M gross private fund assets (Form ADV; private funds: 17, of which venture capital: 17)
- Latest fund or filing
- 12 Jun 2025
- Portfolio mix
- Consumer apps 44%; Medtech and digital health 22%; Marketplaces 15%; Fintech 15%; B2B software 4% (n=15)
- Website
- www.haystack.vc
Contacts on file
For HMC Needles, the paid file holds: 1 named decision-maker with roles; check size.
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Notable investments
DoorDashInstacartFigma
Sources
- www.sec.gov/Archives/edgar/data/2071278/000207127825000001/
- adviserinfo.sec.gov/firm/summary/292586
- haystack.vc/
- haystack.vc/portfolio
- www.sec.gov/Archives/edgar/data/1892751/000189275125000001/
Last checked 5 Nov 2026. Is something wrong? Tell us.
Appears in 48 lists
Marketplace investors in California (17)Seed marketplace investors in the US (32)Marketplace venture capital firms in the US (45)Seed marketplace investors (68)Medtech investors in the San Francisco Bay Area (76)Developer tools investors in California (86)Consumer investors in the San Francisco Bay Area (86)Medtech investors in California (92)Marketplace investors (97)Seed developer tools investors in the US (114)Consumer investors in California (130)Seed developer tools investors (140)Fintech investors in the San Francisco Bay Area (140)Developer tools venture capital firms in the US (177)Healthtech investors in the San Francisco Bay Area (182)Fintech investors in California (189)Seed medtech investors in the US (205)Developer tools investors (216)Seed consumer investors in the US (216)Healthtech investors in California (240)Seed medtech investors (278)Seed investors in the San Francisco Bay Area (324)Seed consumer investors (331)SaaS investors in the San Francisco Bay Area (347)Consumer venture capital firms in the US (348)Seed fintech investors in the US (349)Medtech venture capital firms in the US (350)Seed investors in California (415)SaaS investors in California (433)Seed healthtech investors in the US (437)Medtech investors (457)Consumer investors (512)Fintech venture capital firms in the US (525)Seed fintech investors (584)Seed SaaS investors in the US (666)Healthtech venture capital firms in the US (709)Venture capital firms in the San Francisco Bay Area (768)Seed healthtech investors (800)Fintech investors (846)Seed SaaS investors (1,010)Venture capital firms in California (1,038)Seed investors in the US (1,043)SaaS venture capital firms in the US (1,049)Healthtech investors (1,207)SaaS investors (1,529)Active venture capital firms in the US (1,574)Seed investors (1,892)Venture capital firms in the US (2,975)