/Investor DB

Hannah Grey Ventures — Full Portfolio

51 tracked investments · listed companies and verified rows first

Afferenceafference.ioin𝕏

Afference develops neurotechnology that enables remote sensory perception through wearable devices, allowing people at a distance to share tactile sensations.

AI & Machine LearningDeep TechHardwareHealthtechCleveland, US

Jacob Segil(Co-founder & CEO)inDustin Tyler(Co-founder & CTO)in

BoardTaylor Hurst(Director)inTrevor Zimmerman(Director)in

Co-investorsAnthropy PartnersCWRU Technology VenturesEvolution VC PartnersJobsOhio VenturesKonvoy VenturesMighty Capital+6 more

Amesaamesa.comin

AMESA builds a platform for developing autonomous AI agents that optimize and control industrial processes, using company data and operator expertise, often trained on digital twins.

Advanced ManufacturingAI & Machine LearningEnterprise SoftwareSan Francisco, US

XAVIER GEERINCK(Director)inKence Anderson(Founder)in

BoardANDREW MCMAHON(Director)MICHAEL DOLBEC(Director)

Co-investorsExposition VenturesGS FuturesMomenta Ventures

AUGUSTitsaugust.co

August is a period care brand that sells menstrual products including organic tampons, pads, panty liners, and menstrual cups, available through direct subscription.

ConsumerDirect to ConsumerWellness & Fitness

Co-investorsBullishEverywhere VenturesVerity Venture PartnersSoGal VenturesThe Fund

Benniebennie.comin𝕏

Bennie is an employee benefits brokerage that helps companies manage and improve their workplace benefits programs, combining brokerage services with technology.

Enterprise SoftwareHealthtechHR TechInsurTechSaaSNew York, US

Matt Straz(Founder & Chairman (former CEO))inBrett Davis(CEO)in

Co-investorsEscalate Capital PartnersFJ LabsInterplay Ventures Early Stage Management LlcMotley Fool VenturesPICUS CAPITALSilicon Badia+4 more

Bigcompanybigcompany.ai

Sotto is a phygital engagement platform that connects physical store visits to digital customer identity via NFC hardware devices, enabling brands to recognize visitors and conduct one-to-one SMS conversations.

ConsumerEnterprise SoftwareMarketing TechRetail TechSaaSNew York, US

Joshua Bowen(Co-founder, CEO)inPaul Juckiewicz(Co-founder, CTO)inLindsey Buxman(President)in

Co-investorsBDMISuperAngel.Fund

Bleeblee.comin

Blee provides a collaborative platform that brings legal and marketing teams together to streamline content review and approval workflows.

AI & Machine LearningEnterprise SoftwareFintechLegalTechMarketing TechNew York City, US

Guy Shahar(Founder)inJoseph NurielEvan Sandler(Eng Manager)Rebecca T(Hiring)Omer Malik(Engineering)Stephanie Mertz(Recruiter)

Co-investorsCardumen CapitalPenny Jar Capital VentureY CombinatorFin CapitalTreasury

Castcastfinance.com

Cast is a finance software company built around AI agents for accounting teams, formed through the merger of a finance software startup and Tentho, a client accounting and advisory services firm.

AI & Machine LearningFintechSaaS

MattJoeyHelenGiuseppe

Co-investorsRaido Venture HoldingsService Provider CapitalUpper90

Catch&Releasecatchandrelease.comMar 2019

Catch+Release runs a content licensing marketplace that lets brands and agencies license existing creator content found online.

San Francisco, US

Analisa Goodin(Founder)inRoss Dabrow(Founder)

BoardPreetish Nijhawan(Director)in

Co-investorsAccelArray Ventures Management LlcAstiaAsymmetric Capital PartnersCervinFarvatn Venture+7 more

Catchbiocatchbio.com

Catch builds a comprehensive cancer risk profile for individuals, analyzing 21 cancers across 500+ risk factors to estimate which cancers a person is most and least likely to develop.

BiotechDigital HealthHealthtech

Cimphonycimphony.ai

Arpan Nanavati(Founder)in

Co-investorsSand Hill Angels

Creatiumcreatium.comin

Creatium is an AI platform for creating interactive video learning content, where users type an idea and generate video lessons with an AI coach, role plays, simulations, and gamified activities.

AI & Machine LearningEdTechSaaSCincinnati, US

Dr. Deepak Sekar(Founder)

Co-investorsAvalanche VCBehind Genius Ventures

Credo Healthcredohealth.comin𝕏

Credo Health is an AI-powered SaaS platform that helps physicians, medical service organizations, accountable care organizations, and health plans with patient diagnosis and treatment.

AI & Machine LearningDigital HealthSaaS

Co-investorsFCA Venture PartnersFirstMile VenturesHeadwater VenturesService Provider CapitalSpringTime Ventures

Defiant Healthdefianthealth.comin

Defiant Health provides accelerated cancer care navigation, coordinating diagnostic testing, expedited specialist referrals, and care-plan reviews using the clinical standards of Dana-Farber Cancer Institute.

Digital HealthHealthtech

Co-investorsAmboy Street VenturesCity LightHeadwater Ventures

Enlayeenlaye.comin𝕏

Enlaye develops AI systems inspired by human cognition for the built environment, providing risk intelligence for real estate and construction sectors.

AI & Machine LearningConstruction TechEnterprise SoftwareSaaSBoston, US

Stamatios Liapis(Cofounder & CTO)inPhilippein

Co-investorsGlasswing VenturesLink Ventures

Escargotescargot.comin

Escargot is an online greeting card service that allows users to send personalized physical cards designed by artists, with the company handling printing and mailing.

ConsumerDirect to ConsumerE-commerce

Floorfloornfts.io𝕏

Floor is a mobile-first web3 wallet app for discovering, tracking, and trading crypto tokens, memecoins, and NFTs across multiple chains.

ConsumerCrypto & Web3Fintech

Co-investorsArca FundsB Capital GroupB4 Capital6th Man VenturesBlocktower CapitalCrypto com Capital

Glystnglystn.com

Glystn is an AI agent for social intelligence that analyzes real video content from TikTok and Instagram, planning and running research assignments such as trend sizing, creator vetting, competitive analysis, and creative briefs through a chat interface.

AI & Machine LearningMarketing TechSaaS

Ethan Fassett(Founder)in

Co-investorsEniac VenturesFuture Perfect VenturesMeritech Capital PartnersPrecursor VenturesWedbush Ventures

GoServgoserv.com

GoServ offers EXPRESS, an online storefront and booking platform for home service businesses that lets customers view pricing, select service packages, book jobs, and pay upfront 24/7.

Retail TechSaaSSales TechCampbell, US

Brian Sommers(Founder)

Co-investorsWestbound Equity Partners

Hinthomehinthome.com

Hint is a home management app that combines property data—such as climate zone, soil, and flood risk—with expert knowledge from contractors, adjusters, designers, builders, and Martha Stewart to give homeowners personalized insights and maintenance recommendations.

AI & Machine LearningConsumerPropTech

Co-investorsEnergy Impact Partners

Karakaralabs.aiinSeed

Kara engineers single-crystal diamond, handling growth in its own reactors as well as processing and characterization in-house.

Advanced ManufacturingDeep TechHardwareNew MaterialsQuantum ComputingSan Francisco, US

Anuveer Chadha(Founder)inAarin Jhaveri(CEO)inArjun Lakhanpal(Founder)in

Co-investorsRebel FundTranspose Platform ManagementWSSY CombinatorAgrolimen VenturesBlast.Club+12 more

Mixusmixus.aiin

Mixus is an AI agent that assists with legal contract review and drafting, designed for law firms and in-house legal teams.

AI & Machine LearningEnterprise SoftwareLegalTechSaaS

Co-investorsFullCircle

Moodypinesmoodypines.ai

A voice AI agency, described only as "The Voice AI Agency." The website is a placeholder page with no further detail on its product, services, or customers.

AI & Machine Learning

Netominetomi.comin𝕏

Netomi is a customer experience platform powered by AI that enables enterprises to interact with customers across multiple channels with intelligence and consistency.

AI & Machine LearningEnterprise SoftwareMarketing TechSaaSSan Francisco, US

Puneet Mehta(CEO)inNicholas Bruno(Senior Recruiter)Anant Verma(Head of Enginering)Michael Kahn(Vice President Sales)Can Ozdoruk(Vice President Marketing)Shilpi Sardana(Head of People Ops (India Labs))

Co-investorsAdvancit CapitalBare VenturesBowery CapitalBoxGroupHaymaker VenturesUpslope Ventures+14 more

Outrooutro.comin𝕏May 2024

Outro provides digital mental healthcare focused on safely discontinuing psychiatric medications through individualized tapering plans based on hyperbolic deprescribing research.

Digital HealthHealthtechMental HealthNew York, US

Dr. Mark Horowitz(Co-Founder)Brandon Strain-Goode(Executive Officer, Director)

Co-investorsPave Health VenturesPeterson VenturesSemperVirens Venture Capital

Paiv Sales San Franciscopaiv.ai

Paiv provides an AI platform for roofing contractors that guides field inspections, generates insurance-ready damage reports and Xactimate estimates, and manages claims through to payout.

AI & Machine LearningConstruction TechInsurTech

Co-investorsm]x[v CapitalNew Stack VenturesPIPELINE CAPITAL PARTNERS

Prof Jimprofjim.comDec 2021

Creatium offers an AI-powered platform for building interactive corporate and educational training, including coaching, simulations, roleplays, and interactive video, plus APIs for voice, avatars, and video that developers can embed in their own products.

AI & Machine LearningEdTechFuture of WorkSunnyvale, US

Deepak Chandra Sekar(Executive Officer, Director)

Co-investorsGaingelsAvalanche VCBehind Genius VenturesGeekdom

Prototheproto.ai

Proto is an AI-native electronic medical record (EMR) system designed for direct-to-patient care.

AI & Machine LearningDigital HealthHealthtech

Colby Dennison(Founder)in

Co-investorsMucker Capital

Rallyrally.xyz𝕏

Rally is a mobile-first web3 wallet app for trading memecoins and tokens across multiple blockchains, with features for tracking trending tokens, following top traders, and managing NFTs.

ConsumerCrypto & Web3Fintech

Co-investors6th Man VenturesCollab+Currency

Servcommerceservcommerce.comin

ServCommerce offers EXPRESS, an online storefront and sales platform for home service businesses that lets customers view pricing, book jobs, and pay upfront through 24/7 automated booking.

AI & Machine LearningE-commerceSaaSSales TechCampbell, US

Nickhil Bhave(Co-founder & CEO)inJackson Nicolas(Co-founder & CTO)inBrian Sommers(Chief Revenue Officer)in

BoardIan Beadle(Director)

Co-investorsNextView Ventures

Signal Liftsignallift.cominFeb 2026

SignalLift offers an AI-based orchestration and decisioning layer for multi-unit retail businesses, connecting data across their systems to support continuous operational improvement.

AI & Machine LearningRetail TechSaaSRiverside, US

Duncan McCall(Founder)inJason Kealey(Founder)in

BoardVaughn Crowe(Director)in

Co-investorsNVP Capital

Sottowithsotto.com

Sotto provides an identity and customer recognition platform for physical retail and hospitality businesses, enabling brands to identify, connect with, and build loyalty relationships with customers in real-world locations.

HardwareMarketing TechPropTechRetail TechSaaSNew York, US

Joshua Bowen(Co-founder, CEO)inPaul Juckiewicz(Co-founder, CTO)inLindsey Buxman(President)in

Co-investorsBDMISuperAngel.FundArray Ventures Management LlcBAM Ventures

Stand+standshoes.com

STAND+ manufactures specialized footwear designed for professionals and athletes who spend extended periods standing, using proprietary energy-dissipation technology and heat-moldable custom-fit materials.

ConsumerDirect to ConsumerE-commerceHardwareHealthtechSports TechWellness & FitnessNew York, US

Rob Gregg

Co-investorsBreak Trail VenturesCake VenturesCosmic Venture PartnersMidnightThe Family Fund

STAND+weargales.comin𝕏

Gales designs and manufactures antimicrobial protective footwear for healthcare professionals, featuring patented seamless technology, medical-grade insoles, and machine-washable materials.

Advanced ManufacturingConsumerE-commerceHardwareHealthtechWellness & FitnessNew York City, US

Rob Gregg(Founder)in

Co-investorsLongley CapitalTechstarsWomen's Equity Lab

Stardaystardayfoods.com

Starday is an AI-enabled innovation partner for food and beverage companies, helping teams prioritize, develop, and launch new products through expert guidance, defined processes, and internal technology.

AI & Machine LearningConsumerFoodTech

Lily Burtis(Founder)in

Co-investorsAZ Venture Capital Inc.City LightEqual VenturesGreat Oaks Venture CapitalPure VenturesRevolution+3 more

Subjectsubject.comin𝕏Mar 2012

Subject provides AI-powered personalized learning solutions for K-12 schools, including cinematic curriculum, certified teacher of record support, and learning intelligence that monitors student progress and intervenes proactively.

AI & Machine LearningEdTechPalo Alto, US

Alfred Zlogar(Executive Officer, Director, Promoter)Mike Vilardo(Founder)inMichael Vilardo(Founder)inFelix Ruano(Founder)Jonathan Quiros(Founder)

BoardBrian Andrews(Director)

Co-investorsEvolution VenturesFour Acres CapitalGaingelsL'ATTITUDE VenturesNextEquity PartnersOpen Opportunity Fund+6 more

Sunfishjoinsunfish.comin𝕏

Sunfish provides financial packages and personalized guidance for individuals navigating fertility treatments including IVF, surrogacy, and egg/sperm donation.

Digital HealthFemTechFintechHealthtech

Angela Rastegar(Founder)in

Co-investorsCoho DeeptechCoyote VenturesHaymaker Ventures

Tendertenderco.coin

tendercare is a free platform for family caregivers that organizes information, coordinates care, and connects users to vetted professional services for elder and adult care.

HealthtechImpact & Social GoodWellness & Fitness

Shauna Sweeney(Founder & CEO)in

Co-investors1843 CapitalLowercarbon CapitalOverwater Ventures LlcFullCircle

TenderCaretrytendercare.comin

tendercare is a free platform that helps family caregivers organize medical information, coordinate care, and connect with vetted eldercare professionals.

Digital HealthHealthtechMarketplacesWellness & Fitness

Shauna Sweeney(Founder & CEO)

Co-investorsCake VenturesEquitage Ventures, L.L.C.

Trianglehealthtrianglehealth.comin

Triangle is a HIPAA-compliant health records platform that gathers medical records from doctors, clinics, hospitals, labs, and pharmacies and combines them with patient-provided context into a shared workspace.

Data & InfrastructureDigital HealthHealthtech

Justin Balthrop(Founder)in

Co-investorsAntler

Tzafon AItzafon.aiin𝕏

Tzafon develops machine intelligence systems focused on multimodality, high-performance compute, and continuous learning.

AI & Machine LearningDeep Tech

Noah T.(Founder)inMark Rogers(Founder)Noah Lofquist(Founder)Simon Koser(Founder)

Co-investorsStreamlined VenturesInception FundKakao VenturesTranspose Platform ManagementWave VenturesZone 2 Ventures Llc+2 more

UpSmithupsmith.comin

UpSmith builds software for HVAC, plumbing, and electrical service businesses to improve operational efficiency and customer engagement.

AI & Machine LearningEnterprise SoftwareFuture of WorkSaaSDallas, US

Wyatt Smith(Founder)in

Co-investorsAndreessen HorowitzAsymmetric Capital PartnersCubit CapitalGSV VenturesSemperVirens Venture CapitalVisible Ventures+1 more

Upstreamupstreamapp.comin𝕏

Upstream is a no-code platform for launching and managing decentralized autonomous organizations (DAOs) on the blockchain, comparable to Wix or Squarespace but for web3 communities.

Crypto & Web3FintechSaaS

Co-investorsAdvancit CapitalBloomberg BetaBlumberg CapitalConvergeNew York Venture PartnersRed Beard Ventures+3 more

Wavewavelife.io

Wave provides mental health care through digital tools, coaching, and AI support, offering personalized, science-backed therapy alternatives.

AI & Machine LearningDigital HealthMental Health

Sarah Adler(Founder & CEO)Dr. Sarah Adler(Founder & CEO)Liz Hevenstone(Chief Commercial Officer)Ryan Weald(Chief Technology Officer)Tali Beesley(Chief Experience Officer)Megan Murk(VP of Clinical Operations)

Co-investorsAlumni VenturesGaingelsJoyance PartnersKube VC

Winslow Privateusewinslow.comin𝕏

Winslow provides health, dental, and vision benefits administration for small to large groups, with AI-powered plan selection and open enrollment that integrates with payroll and HRIS systems.

AI & Machine LearningEnterprise SoftwareFintechHR TechSaaS

NielDalton

Co-investorsCollab+CurrencyLink VenturesNextwave [X] PartnersProgression

WORK GROUNDSworkgrounds.comin𝕏

Workgrounds is a hotel booking platform that collects and compares hotel bids for group stays, negotiates rates and contracts, and manages rooming lists and invoicing for teams organizing offsites and events.

Future of WorkSaaSTravel & HospitalityNew York, US

Garrett Ullom(Executive Officer, Director)inNikhil Sethi(Executive Officer, Director)

BoardVaughn Crowe(Director)in

Co-investorsNVP CapitalOceans VenturesSignalFireTrue VenturesNewark Venture Partners

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

BestomerGatewayGogamifyTohighergroundTruthartsVeritonic

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.