/Investor DB

B37 Ventures — Full Portfolio

17 tracked investments · listed companies and verified rows first

Ansagetansa.comSeries A · Apr 2024 · $14M

Ansa provides a branded wallet solution for marketplace platforms that keeps seller and customer earnings on-platform, reducing payment processing costs and encouraging repeat spending.

Enterprise SoftwareFintechMarketplacesSaaS

Co-investorsReshapeBain Capital VenturesBoxGroupCambrian VenturesMischiefRenegade Partners+3 more

Biospherebiosphere.ioinJan 2025 · $8.8M

Biosphere develops bioreactors and biomanufacturing systems to modernize industrial production of chemicals, materials, foods, and pharmaceuticals using engineered biology and clean energy.

Advanced ManufacturingBiotechCleantechHardware

Brian Heligman(Founder)inArye Lipman(Founder)in

Co-investorsGS FuturesFounders FundVXI CapitalJuniperLowercarbon CapitalCaffeinated Capital

Enterpretenterpret.comin𝕏Mar 2022 · $4.3M

Enterpret offers a customer feedback analytics platform with dashboards and reporting that consolidate voice-of-customer data, rank themes by business impact (ARR, CSAT, NPS), and surface real-time insights.

AI & Machine LearningData & InfrastructureEnterprise SoftwareMarketing TechSaaSSan Francisco, US

Arnav S.(Founder)inVarun Sharma(Founder)inArnav Sharma(Founder)Varun D. Sharma(Founder)

Co-investorsCanaan PartnersInvariantes FundKleiner PerkinsPeak XV PartnersRecall CapitalUnusual Ventures+3 more

Graphongraphon.aiin𝕏May 2026

Graphon is a pre-model intelligence layer that converts enterprise multimodal data—video, audio, documents, images, logs, and databases—into persistent relational memory, giving LLMs and AI agents connected context for more accurate reasoning.

AI & Machine LearningData & InfrastructureEnterprise SoftwareSan Francisco, US

Arbaaz Khan(Founder & CEO)inClark Zhang(Co-Founder & CTO)inDeepak Mishra(Co-Founder & COO)in

Co-investorsAurumCourtside VenturesEssentia VenturesHitachi VenturesLightscape PartnersSamsung Next+4 more

Living Carbonlivingcarbon.comin𝕏Series B

Living Carbon develops precision-bred tree varieties and reforestation techniques to convert marginal land into carbon-sequestering ecosystems.

Advanced ManufacturingAgTechBiotechClimate TechSan Francisco, US

Maddie Hall(Founder)inMadeline Hall(Founder)Patrick Mellor(Founder)Laurel Mills(Chief of Staff)Maxx Echt(Ops Manager)Jennifer Everett(Ops director)

Co-investorsC3 VenturesCapital B Private HoldingsCongruent VenturesConstructor Capital USDarco CapitalFloodgate+27 more

Metaplanemetaplane.devin𝕏Series A · Mar 2024 · $14MAcquired

Metaplane is a data observability platform that detects data quality issues and anomalies in data warehouses, alerting teams to problems and recommending remediation steps.

Data & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSNew York City, US

Guru Mahendran(Founder)inKevin Hu(Founder)inPeter Casinelli(Founding Engineer)Owais KhanColby Rabideau(Founding Engineer)Jen Huang(Founding Engineer)

Co-investors515 VenturesEarl Grey CapitalFelicis VenturesFlybridge Capital PartnersSnowflake VenturesStage 2 Capital+4 more

Migomigo.ioSep 2018 · $9M

Migo provides offline digital content delivery to underserved consumers in emerging markets, allowing them to download movies, TV shows, education content, and podcasts via Wi-Fi hotspots at partner locations without using mobile data.

ConsumerData & InfrastructureEdTechJakarta, ID

Barrett Comiskey(Founder and Chairman)

Co-investorsTemasekRising Tide Africa (RTA)Hyundai CRADLESecond Avenue PartnersThayer VenturesThe Rise Fund+2 more

Migomigocorp.comSep 2018 · $9MAcquired

Migo is a Credit-as-a-Service platform that lets companies offer credit to their customers using AI-powered credit scoring.

Co-investorsAppWorks VenturesVentures PlatformHyundai CRADLESecond Avenue PartnersTemasekThayer Ventures+5 more

Ouraouraring.com

Oura Ring is a wearable smart ring that collects and analyzes 50+ personal health metrics to provide insights on sleep, fitness, and wellness for individual users.

HardwareHealthtechWellness & FitnessSan Francisco, US

Ashley Colley(Founder)Virpi Tuomivaara(Founder)inTom Hale(Chief Executive Officer)inKari Kivela(Founder)Markku Koskela(Founder)Petteri Lahtela(Founder)

Co-investors125 VenturesA-Rod CorpAble PartnersAlumni VenturesBasecamp FundBold Capital Partners+38 more

Proxyproxy.comin𝕏Seedacquired by Oura

Proxy built a mobile and wearable digital wallet for payments, identity, and authentication, centered on a smart ring.

ConsumerFintechHardwareSan Francisco, US

Denis Mars(Founder/CEO)inSimon Ratner(Founder/CTO)inHenrik Hussfelt(Dir Engineering)Kenny TuckerBen GumbinerLance Cohen(Dir Engineering)

Co-investorsBlackbird VenturesScale Venture PartnersY CombinatorZillionizeCamden PartnersCoatue Management+5 more

Rhoda AIrhoda.ai

Rhoda.ai is an artificial intelligence company focused on engineering intelligence.

Advanced ManufacturingAI & Machine LearningRoboticsPalo Alto, US

Jagdeep Singh(Founder)inEric Chan(Chief Scientist, Co-founder)inGordon Wetzstein(Founder)inAndrew Wooten(Chief Product Officer, Co-founder)inChangan Chen(Chief Research Officer, Co-founder)inAaron Li(Founder)in

Co-investorsCapricorn Investment GroupGigascale CapitalKhosla VenturesLeitmotifLG Technology VenturesMayfield Fund+7 more

Tesselltessell.comin𝕏Apr 2025 · $60M

Tessell is a unified control plane for managing Oracle, SQL Server, and open-source databases across major cloud providers, with data and backups remaining in the customer's own cloud account.

Cloud ComputingCybersecurityData & InfrastructureEnterprise Software

Bala Kuchibhotla(Co-Founder and CEO)in

Co-investorsLightspeed Venture PartnersRocketship.vcWestBridge Capital

Thirdlayerjoindex.comin𝕏

Dex is an AI-powered workspace assistant that ingests operational data across a user's tools and integrations, organizing it into structured context and a knowledge base.

AI & Machine LearningEnterprise SoftwareFuture of WorkSaaSSan Francisco, US

Regina Lin(CEO)inKevin Gu(Founder)inChristina Duong(Operations)Martin Lee(Operations)Harley Zhang(Operations)

Co-investorsTheory VenturesVentures TogetherY CombinatorA16Z SpeedrunNotion Capital

Unveilunveil-instruments.cominMay 2026

Unveil Instruments develops LightWeigh, a compact interferometric microscope for characterizing nanoparticles (20-300nm) including AAVs, lentiviruses, LNPs, and extracellular vesicles at single-particle level, serving gene therapy and biotech production teams.

BiotechDeep TechHardwareParis, FR

Co-investorsKima VenturesTeampact.venturesAurumGaia VenturesGS FuturesHitachi Ventures+2 more

Vizitvizit.comin𝕏

Vizit uses AI trained on real shopper purchase data to score, optimize, and generate product page images and copy, predicting how content will affect conversion before media spend.

AI & Machine LearningE-commerceMarketing TechRetail Tech

Jehan Hamedi(Founder)in

Co-investorseGateway CapitalInfinity VenturesKeiretsu ForumLightscape PartnersBrand Foundry VenturesIndustry Ventures

Yardyard.botin𝕏Oct 2024 · $62M

Yard.bot provides recurring residential lawn care using robotic mowers overseen by human staff, offering mowing, trimming, edging, and clipping cleanup on a scheduled basis.

AgTechConsumerRoboticsTanner, US

Divya Thakur(Founder)in

Co-investorsHalogen Ventures Management Company Llc8VCBenchmarkGOOSE CapitalInterwoven VenturesNew Enterprise Associates (NEA)+3 more

Other

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

Joywell

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.