Accelerator · Newark, New Jersey, United States
HAX
SOSV's hard tech programme in Newark, New Jersey, for pre-seed and seed hardware startups, with engineering labs and staff on site. SOSV invests up to US$550k on a pre-seed SAFE.
Rolling applications Run by SOSV
Verified 18 October 2026 · From the programme's own pages
Terms
- Funding
- not published Up to US$550k on a pre-seed SAFE. The HAX FAQ describes the first cheque as US$250k (US$150k cash and US$100k in-kind) on a post-money SAFE with no valuation cap, paid in instalments
- Instrument
- SAFE
- Equity taken
- not published
- Programme fee
- not published
- Duration
- not published
- Cohort size
- not published
- Cohorts
- not published
- Delivery
- In person
- Stages
- Pre-seed, seed
- Sectors
- Hardware, Energy, Climate, Health tech
- Open to founders from
- not published
- Perks
-
- Analytics, chemistry, electrical engineering and mechatronics labs in Newark
- Support from SOSV's in-house engineering team
SOSV describes the programme as up to six months with full access to labs, equipment, staff and co-working; the HAX FAQ says product development takes 6 to 18 months. SOSV can invest again in later rounds.
Application dates
Rolling applications
Applications are accepted at any time.
Usual timing: HAX reviews applications on a rolling basis and typically admits two to three teams a month.
Who can apply
- Hardware companies only
- A validated problem and a strong founding team
- A working prototype
- Stage: pre-seed, seed
Companies it names as alumni
unspun, R-Zero, Neptune Robotics, Smartex
What founders should check
- The programme does not publish how much equity it takes. Ask before you accept a place.
- It does not publish a fee. Ask whether you pay for desks, services or the programme itself.
- It runs in person in Newark. Plan to be there for the length of the programme.
- Applications are accepted at any time, so there is no deadline to plan around.
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