/Investor DB

Greater Ventures

Venture capital

Pre-Seed–Seed · 1 people tracked

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Investment thesis

Greater Ventures focuses on early-stage ventures whose innovations can meaningfully improve important societal challenges. Its priority areas are digital health (innovations with potential to substantially improve health and the healthcare system), climate (solutions advancing a net-zero economy and improving sustainability), and broader social and economic wellbeing. The firm positions itself as supporting visionary, mission-driven entrepreneurs, and it brings together a growing community of angels and industry practitioners who invest alongside it. It welcomes both early-stage founders seeking investment and prospective co-investors.

Source: firm website, verified Oct 2, 2026.

Stage
Pre-Seed–Seed
Instruments
Equity
Tracked investments
4

Team · 1 people

from public directories
Brent Zettel· Managing Partnerin

What they invest in

from 4 of 4 portfolio companies

Advanced Manufacturing ×2Energy ×2Healthtech ×2AI & Machine Learning ×1Biotech ×1Cleantech ×1Data & Infrastructure ×1Enterprise Software ×1

HQs:United States×4

Investments · 4 tracked

founders shown can be your intro path
Aegisaegishealth.usin𝕏Seed

Aegis provides a platform to healthcare providers and hospitals that automates insurance denial appeals and resubmissions to recover lost revenue.

Enterprise SoftwareHealthtechSaaSSan Francisco, US

Krishang Todi(Founder)inAarav Bajaj(Founder)inDhanya Shah(Founder)inErmin Sharich(Founder)

Co-investorsY CombinatorRebel FundMaiora Rebel VenturesMana VenturesPeterson Venture PartnersSequoia Capital

Atomarineatomarine.coin𝕏Seed

Ato Marine builds floating offshore platforms for high-performance computing and AI data centers, using standalone power generation and closed seawater cooling for location-agnostic deployment.

Advanced ManufacturingCleantechData & InfrastructureEnergyBoston, US

Emile Germonpre(Founder)inDimitris Koutentakis(Founder)in

Co-investorsScribble VenturesY CombinatorAlumni VenturesAndreessen HorowitzAudaciousBatch Ventures+23 more

Terranox AIterranox.aiSeed

A uranium exploration company using machine learning trained on historical geologic and exploration data to locate high-grade uranium deposits across North America for nuclear fuel supply.

Advanced ManufacturingEnergySan Francisco, US

Jade Checlair(Founder)inLeeav Lipton(Founder)in

Co-investorsY CombinatorADINBlast.ClubBroadshade InvestmentsClimate CapitalCloverfield Funds LP+20 more

WonderTxwondertx.aiin𝕏Seed

WonderTx is an AI-native biotech that develops extrapolative AI models to discover oral drug molecules for targets with validated human biology that currently lack a viable pill-based treatment.

AI & Machine LearningBiotechHealthtechSan Francisco, US

Abraham Heifets(Founder)in

Co-investorsPioneerTranspose Platform ManagementY Combinator0 ADAlumni VenturesBlast.Club+8 more

Portfolio news

latest coverage across their companies

Frequently asked questions

What stage does Greater Ventures invest at?
Greater Ventures invests at the Pre-Seed, Seed stages.
What sectors does Greater Ventures focus on?
Greater Ventures focuses on Advanced Manufacturing, Climate Tech, Digital Health, Healthtech, Impact & Social Good.

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