Symphony Ventures — Full Portfolio

13 tracked investments · listed companies and verified rows first

Agentcard enables AI agents to make autonomous payments for online purchases using cards.

AI & Machine LearningDeveloper ToolsFintechSaaSSan Francisco, US

Karen Serfaty(CEO)in Felipe Abello(CTO)in

Co-investorsScribble Ventures Y Combinator 1Flourish Capital 2468 Ventures Accel Agrolimen Ventures +13 more

Crimsoncrimson.law inSeed · May 2026

Crimson uses AI to automate document review, evidence sorting, and case file organization for litigation and arbitration teams.

AI & Machine LearningEnterprise SoftwareLegalTechSaaSLondon, GB

Mark Feldner(CEO)in David Strömbäck(CTO)inAmine Amor

Co-investorsY Combinator Twenty Two Ventures Eight Capital Acquisition.com Amino Capital Eight Capital +4 more

Futurefuturecard.co in 𝕏Feb 2022

Future is a Maryland-based company focused on making climate-conscious lifestyle choices accessible to a broader population.

CleantechFintechSilver Spring, US

Co-investorsTechstars Kleiner Perkins Optum Ventures Thirty Five Ventures Trustbridge Partners

Jarminjarmin.ai in 𝕏Seed

Jarmin provides AI employees specialized in analyst roles for investment banking deal teams, handling financial analysis, valuation, quality of earnings, and diligence work.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareFintechSan Francisco, US

Chalmers Brown(CEO)in Shirsendu Halder(Co-Founder \u0026 Head of ML)in Zack Leman(CTO)in

Co-investorsY Combinator Founder Capital OurCrowd Singularity Ventures

Mass Magneticsmassmagnetics.com inSeed

Mass Magnetics manufactures high-performance neodymium-iron-boron rare-earth magnets in the United States from recycled and domestic feedstocks, using a rapid sintering process and machine learning to sort scrap by grade and chemistry.

Advanced ManufacturingCircular EconomyNew MaterialsRoboticsBoston, US

Matthew Groll(CTO)in Eric Silver(CEO)in

Co-investorsRedbud Trail Group Y Combinator Acephale Ventures Andreessen Horowitz Doomers Media LLC Founders Factory +10 more

Mbodi AImbodi.ai in 𝕏Seed

Mbodi develops AI-powered robots that can learn new tasks through natural language instructions and demonstration, eliminating the need for reprogramming when processes change.

Advanced ManufacturingAI & Machine LearningRoboticsNew York City, US

Xavier (Tianhao) Chi(Founder)in Sebastian Peralta(CEO)inXavier Chi(Founder)

Co-investorsACADEMY INVESTOR AIN Ventures Betaworks FoundersX Ventures Fuel Venture Capital Imagination Capital +22 more

Proxuseprox.com in 𝕏Seed

Prox provides an AI product specialist for manufacturers of complex physical products, grounded in their manuals and deployed on product pages, dealer portals, internal tools, and AI platforms like ChatGPT and Claude.

AI & Machine LearningE-commerceEnterprise SoftwareSaaSSan Francisco, US

Dima Yanovsky(Founder)in Gregory Makodzeba(Founder)in Dima Yanovsky inPranathi Kollolli(Chief of Staff)Lisa Didenko(Recruiting)

Co-investorsY Combinator Bloomberg Beta Aliaksandr Hudzilin Burst Capital CRV (Charles River Ventures)Flyer One Ventures +11 more

Sorensoren-ai.com in 𝕏Seed

Soren is an AI services company that designs, deploys, and maintains custom AI systems built around specific business workflows for small and midsize organizations.

AI & Machine LearningEnterprise SoftwareSaaSSan Francisco, US

Kevin Xie(CEO)in

Co-investorsAbstraction Capital Eight Capital Y Combinator CRV (Charles River Ventures)Orange DAO Peterson Venture Partners +4 more

Sunflowersunflowersober.com 𝕏Seed

Sunflower Sober operates a digital community and support group for people pursuing sobriety, enabling peer connection and shared recovery journeys.

ConsumerHealthtechMental HealthSocialSan Francisco, US

Koby Conrad(CEO)inShai Unterslak(CTO)Caitlin Ner(chief of staff)

Co-investorsAlumni Ventures Gaingels HAWKTAIL Lobster Capital Rebel Fund Transpose Platform Management +11 more

tashtash.cards in 𝕏Seed

tash is an investment platform that lets users buy and sell shares in professionally selected indexes of graded trading cards held inside registered investment vehicles with vaulted custody.

ConsumerFintechMarketplacesSan Francisco, US

Nathan Borshell(CTO)in John Ohannesian(CEO)in Victor Shammas(CPO)in Nicolas Sharma(COO)in

Co-investorsY Combinator BoxGroup General Catalyst Operator LP Otherwise Robinhood +2 more

Tensrtensr.com in 𝕏Seed

Tensor operates fully autonomous factories that manufacture custom designs on-demand, 24/7, targeting unit-level production economics.

Advanced ManufacturingAI & Machine LearningHardwareRoboticsSan Francisco, US

Eric Berndt(CEO)in Adith Sundram(CTO)in C.K. Wolfe(Founder)in

Co-investorsY Combinator Capitalize VC CCL Investments SaRL Great Wave Ventures Guil Mobility Ventures Twenty Two Ventures

Ticket Walletticketwallet.com in 𝕏Jul 2025

Ticket Wallet is a platform that uses AI to automate ticket resale, offering dynamic pricing, multi-marketplace distribution, and automated transfers for individual and professional ticket sellers.

AI & Machine LearningEnterprise SoftwareMarketplacesSaaSNew York City, US

Truman Gelnovatch(CEO)in Ryan Clare(CTO)inAlex Charles(COO)

Co-investorsCircle & Co.Pioneer Seven Seven Six Y Combinator Blast.Club James Beshara Fund +2 more

Torususetorus.com inSeed

Torus is an AI system that analyzes engineering documents such as P&IDs, datasheets, and specifications to identify cross-document inconsistencies and automate engineering workflows.

Advanced ManufacturingAI & Machine LearningEnterprise SoftwareSaaSSan Francisco, US

Marcus Lima(CEO)in Rahul Thayil(CTO)inGilbert Lee(Founder)Nate Walkingshaw(Founder)Emily Hunter(Operations Manager)

Co-investorsScribble Ventures Service Provider Capital Y Combinator Act One Ventures Actia Partners Andreessen Horowitz +24 more

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.