Fundraising Fox

HAX

Accelerator

Newark · Pre-Seed–Seed · 22 people tracked

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Investment thesis

HAX targets pre-seed founders developing transformative hard technologies in industrial-scale challenges such as energy, advanced compute, transportation, health tech, and manufacturing. Rather than providing capital alone, the firm embeds its own engineering organization directly into portfolio companies and provides access to specialized facilities including industrial laboratory and prototyping space. The model combines technical expertise in scientific validation, manufacturing constraints, and commercialization strategy with hands-on partnership to accelerate research into market-ready products.

Source: firm website, verified Aug 6, 2026.

Stage
Pre-Seed–Seed
Check
$250K
HQ
Newark, NY, US
Leads rounds
Leads
Instruments
Equity
Portfolio companies
14

Team · 22 people

from the firm's website & public directories
Ji Ke· Partner & CTO, HAX

Founder mafia

The HAX mafia →

14 people who came through HAX went on to found or lead other companies.

+ 2 more

What they invest in

from 7 of 14 portfolio companies

Cleantech ×3Hardware ×3New Materials ×3AgTech ×2AI & Machine Learning ×1Biotech ×1Circular Economy ×1Climate Tech ×1

HQs:United States×3Singapore×1

Portfolio companies · 14 tracked

alumni founders can tell you what the program is really like
Diamondquantadiamondquanta.com✓ verified

Diamond Quanta is commercializing the Adamantine Platform, an engineered-diamond materials and interface platform providing coatings, substrates, and active devices for semiconductor, power electronics, optics/photonics, and quantum applications.

New MaterialsQuantum ComputingSemiconductorsMountain View, US

Co-investorsSilicon CatalystSOSV

Seismiseismi.co✓ verified

Seismi develops continuous, non-invasive sensors that monitor vital signs such as heart rate and respiratory rate in pets and livestock through fur and bedding.

AgTechHardwareHealthtech

Co-investorsAg Ventures AllianceAgLaunch Accelerator

3Dk Tech

Disrupting the additive manufacturing industry.

5Qxt5qxt.com

5QXT is a process development company that characterizes industrial slags—using techniques like ICP-OES to map metal composition—and designs bench-tested recovery routes to extract metals such as zinc, copper, and others from what is otherwise treated as waste.

Circular EconomyCleantechNew Materials

Aciist Smart Networks Ltd

Making smart city connectivity infrastructure

Aeromutableaeromutable.comin

Aeromutable develops active flow control technology that dynamically alters the aerodynamic behavior of heavy vehicles to reduce drag, cut fuel consumption, and improve maneuverability and safety.

CleantechHardwareMobility & Transportation

Co-investorsDorm RoomTrue Wealth Ventures

Air Corp
Aisightaisight.de

AI for Manufacturing Operations

Co-investorshubraumMerus CapitalSOSV

Algoma

Automating the repeatable delivery of zero-carbon buildings

Allozymesallozymes.comin

Allozymes develops custom enzymes using high-throughput experimentation combined with AI-guided design for enzyme engineering and biocatalysis.

AI & Machine LearningBiotechDeep TechNew MaterialsSingapore, SG

Peyman Salehian(Board Member and CEO)inAkbar Vahidi(Board Member and CTO)in

Co-investorsEntrepreneur FirstTranspose Platform Management

Altiro Energyaltiroenergy.com

Altiro Energy develops an iron-based energy storage system that stores renewable or excess energy as reusable CO2-free iron fuel and later releases it as on-demand heat or power, producing rust that is recharged for the next cycle.

CleantechClimate TechEnergy

Co-investorsCreative Destruction Lab (CDL)UCeed FundsBoxOne Ventures

AmatecApr 2022

Newark, US

Mohsen Zehtabchian(Executive Officer, Director)Igor Stavrulov(Executive Officer, Director)

Amber Agricultureamber.agin

Amber produces wireless, solar-powered automation kits for grain bin monitoring and fan control that replace traditional cable systems.

AgTechHardwareIoTChicago, US

Lucas Frye(Executive Officer, Director, Promoter)Joseph Varikooty(Executive Officer, Director, Promoter)

BoardCyril Ebersweiler(Incoming Series Seed Director.)in

Co-investorsGen CapitalIllinois Ventures1517SOSV

Verdex Technologies

Frequently asked questions

How many investments has HAX made?
HAX has 12 tracked investments.
What stage does HAX invest at?
HAX invests at the Pre-Seed, Seed stages.
What is HAX's typical check size?
HAX typically writes checks of $250K.
What sectors does HAX focus on?
HAX focuses on Climate Tech, Deep Tech, Energy, Hardware, Healthtech, Robotics.
Where is HAX located?
HAX is headquartered in Newark, US.
Does HAX lead rounds?
Yes, HAX leads investment rounds.
Who does HAX co-invest with?
HAX most often shares deals with Dorm Room, Entrepreneur First, Illinois Ventures, among 10 tracked co-investors.

Media · Podcasts & interviews

featuring the team

HAX's Cyril Ebersweiler on the Value of Solid Conference

O'Reilly · Cyril Ebersweiler

Governance in the Age of AI: Eric Ries on a Radical Blueprint for Radical Tech | SOSV Deep Tech Live

SOSV

Governance in the Age of AI: Eric Ries on a Radical Blueprint for Radical Tech | SOSV Deep Tech Live

SOSV

The Atomic Architect: Rick Gottscho on Plasma's Role in Semiconductor Fab & Physical AI | SOSV

SOSV

The Atomic Architect: Rick Gottscho on Plasma’s Role in Semiconductor Fabrication & Physical AI I...

SOSV

Governance in the age of AI | SOSV Deep Tech LIVE

SOSV

Images

HAX photoHAX photoHAX photoHAX photoHAX photoHAX photo

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