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Plum Alley Investments

Venture capital

New York · Seed–Series A · 15 people tracked

Also known as PLUM ALLEY MANAGEMENT LLC

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Investment thesis

Plum Alley positions venture investing as a historically significant source of wealth creation and aims to broaden access to well-vetted opportunities and competitive allocations beyond the traditionally small pool of established investors. The firm emphasizes the current technological moment, driven by the convergence of increasing computational ability, new hardware innovation, and machine intelligence, as an extraordinary time to participate as a venture investor. It offers investors of all types a foothold in emerging deep technology areas expected to shape the future.

Source: firm website, verified Sep 29, 2026.

Stage
Seed–Series A
Check
$500K – $1.5M
HQ
New York, New York, US
Leads rounds
Follows
Instruments
Equity
Founded
2011
Private fund assets
$71.9M
VC funds
33
Tracked investments
31
Unicorns
3
Acquisitions
1

Team · 15 people

from the firm's website & public directories
Frances Walton· Partnerin
Nate Wang· VP of Investmentsin
Lily Raaka· Strategistin
Sebastian Granizo· Venture Capital Associatein
Sunil Rao· COO, SVP Financein
Alicia Zheng· Associate𝕏
Benjamin Robbins· Associate
Katherine (Kate) Lockwood· Angelin
Sara Weinheimer· Investorin𝕏

What they invest in

from 29 of 31 portfolio companies

AI & Machine Learning ×14Biotech ×14Healthtech ×11Medical Devices ×11Cleantech ×5Deep Tech ×5IoT ×5Climate Tech ×4

HQs:United States×26South Korea×1Sweden×1

Who they back

founder profiles across 24 portfolio companies
33%
solo founders
8 of 24 mapped founding teams
31%
repeat founders
of 35 founders with career history
~3 yrs
old at investment
median across 10 dated deals

Founding team size:solo founder×82 founders×53 founders×54+ founders×6

Where their founders studiedfrom 35 founders with education data

Massachusetts Institute of Technology ×5Columbia Business School ×2Princeton University ×2Stanford University ×2Stanford University Graduate School of Business ×2Stanford University School of Medicine ×2University of Wisconsin-Madison ×2

What their founders studiedfrom 39 founders with field-of-study data

Engineering ×13Life Sciences ×8Business & Management ×7Computer Science ×7Economics ×4Design & Architecture ×3Finance & Accounting ×3Chemistry ×2

Where their founders worked beforefrom 35 founders with career history

Google ×3Stanford University ×3Unreasonable ×3Georgia Institute of Technology ×2Harvard Medical School ×2Microsoft ×2

Accelerator rootsportfolio companies that came through a program

Plug and Play Ventures ×2Y Combinator ×2

14 founders hold a PhD · 8 hold an MBA (of 39 with degree data)

Investments · 31 tracked

founders shown can be your intro path

By year:2025 · 12024 · 32021 · 22020 · 12019 · 12018 · 22017 · 32016 · 12015 · 115 dated

AiFiaifi.comin

AiFi uses AI and computer vision to make physical spaces searchable, observable, and understandable, providing real-time insights for facility and space operators without manual audits.

AI & Machine LearningEnterprise SoftwareIoTRetail Tech

Steve Gu(Founder & CEO)Ying Zheng(Founder)in

Co-investorsAmino CapitalBRC InnovationCervinCommunitas Capital PartnersDuke Capital PartnersEvolution Ventures+9 more

Air Proteinairprotein.comDec 2020

Air Protein produces protein made from elements in the air through a fermentation-based process, creating a land-independent food ingredient.

BiotechClimate TechFoodTechPleasanton, US

Lisa Dyson(CEO)Ori Sasson(Director)James White(Executive Officer, Director)Joseph Grundfest(Director)Maisie Ganzler(Director)John Reed(Founder)

Co-investorsGV (Google Ventures)Kapor CapitalRadicle ImpactFearless FundGingerbread Capital

ARIX Technologiesarix-tech.comin

ARIX combines robotics and data analytics to inspect and manage critical industrial assets.

AI & Machine LearningDeep TechEnergyIoTRoboticsJackson, US

Dianna Liu(President and CEO)in

Co-investorsAlleyCorpContour Venture PartnersCreative Destruction Lab (CDL)Dorm RoomEnergy Transition VenturesInnovation Catalyst+5 more

Avttxavttx.com

AVTTX is a clinical-stage company developing gene therapy treatments for retinal and ophthalmologic diseases.

BiotechDigital HealthHealthtechMedical Devices

George Montgomery(Executive Chairman)

Co-investorsEcoR1 CapitalEvolution VC PartnersHelios CapitalSand Hill AngelsTransform InvestmentsSocii Capital+1 more

Biobot Analyticsbiobot.ioin𝕏

Biobot pioneers wastewater epidemiology, monitoring pathogens and substances in sewage to provide real-time public health surveillance at the community level.

BiotechData & InfrastructureGovTechHealthtechBoston, US

Newsha Ghaeli(President)inMariana Matus(Founder)inMariana Guadalupe Matus Garcia(Executive Officer, Director)Ayo Omojola(Investor)in

BoardVivek Pattipati(Director)inAndrew Perlman(Director)in

Co-investorsAmerican Family Insurance Institute for Corporate and Social ImpactBlindspot Ventures Management CoDCVC (Data Collective)DesignXDorm RoomHomebrew+22 more

Bioeclipsebioeclipse.com

BioEclipse Therapeutics is a clinical-stage oncology company developing immuno-oncology therapeutics using a proprietary platform that targets the tumor microenvironment through engineered immune cell therapies.

BiotechDigital HealthHealthtechMedical DevicesSouth San Francisco, US

Pamela Reilly Contag(Executive Officer, Director)Catherine Sohn(Director)Gregory Schiffman(Director)Mark Frohlich(Director)Stephen Thau(Executive Officer)Elona Baum(Director)

Co-investorsFoothill Ventures

Cordex Systemscordexsystems.cominApr 2015

Cordex Systems develops SmartCuff, a medical device that repurposes blood pressure cuff technology as a linear sensor to detect early warning signs of heart disease.

AI & Machine LearningBiotechHealthtechMedical DevicesAnnapolis, US

Kathy Elizabeth Magliato(Founder, CEO, CMO)Albert Fleury IIIinMichael Whitt(Founder and Inventor)in

BoardDennis SchmulandinGeorge Abein

Co-investorsGingerbread Capital

Diligent Roboticsdiligentrobots.cominFeb 2025Acquired

Diligent Robotics develops AI-powered robot assistants for healthcare settings, focusing on mobile manipulation and social intelligence to help hospital staff with routine non-patient-facing tasks.

AI & Machine LearningHealthtechMedical DevicesRoboticsAustin, US

Andrea L. Thomaz(Founder)inVivian Chu(Founder)inAndrea Thomaz(Founder)

BoardQuaeed Motiwala(Director)Rohit Sharma(Director)inLance VandenBrook(Director)

Co-investorsATPCanaan PartnersCorrelation VenturesDnx VenturesGrit VenturesInterwoven Ventures+12 more

Einrideeinride.techin𝕏Series A · Oct 2019 · $29M

Einride develops autonomous electric vehicles and fleet management solutions for decarbonization, serving large enterprises seeking to reduce emissions at scale.

AI & Machine LearningCleantechClimate TechLogistics & Supply ChainMobility & TransportationStockholm, SE

Robert Falck(Founder)inLinnéa Kornehed Falck(Co-Founder)inFilip Lilja(Founder)inRoozbeh Charli(Chief Executive Officer)inHenrik Green(CTO)inLinnéa Kornehed(Founder)

Co-investorsMaersk GrowthNordicNinjaNordicNinjaVCNorthzoneWolfswood PartnersEQT Ventures+4 more

EpiBoneepibone.comin𝕏Seed · Oct 2016 · $560K

EpiBone engineers bone tissue from stem cells for regenerative medicine and clinical reconstruction, serving patients requiring bone grafts or craniofacial repair.

BiotechHealthtechMedical DevicesNew York, US

Nina Tandon(Co-Founder, CEO)inSarindr Bhumiratana(Co-Founder)inGordana Vunjak-Novakovic(Director)Elma Hawkins(Director)

BoardRobert Langer(Director)David Zhu(Director)in

Co-investorsBeresford VenturesCatalytic Impact FoundationEMV CapitalHackensack Meridian Health Bear's DenKendall Capital PartnersLifespan Vision Ventures+3 more

Evrnuevrnu.comin𝕏

Evrnu develops technology to transform textile waste into recyclable fibers for apparel manufacturing, creating sustainable alternatives to conventional textiles without compromising quality or performance.

Circular EconomyCleantechClimate TechNew MaterialsSeattle, US

Christopher Stanev(Executive Officer, Director)inStacy Flynn(Executive Officer, Director)inChristopher Stenev(Executive Officer, Director, Promoter)

BoardCorey Vernon(Director)inKyle Adkins(Director)Julie Guggemos(Director)

Co-investorsE8 AngelsGotham Gal VenturesMagic HourRadicle ImpactFor Good VenturesGiant Leap+1 more

FidoCurefidocure.comin𝕏

One Health operates a clinical trial platform using canine cancer data to accelerate and de-risk human oncology drug development.

AI & Machine LearningBiotechDigital HealthHealthtechMedical DevicesSan Francisco, US

Christina Lopes(Founder)inBenjamin Lewis(COO)inchristina lopesinPedro Carrasco(Chief of Staff)Christi Miller(Head of Operations)

Co-investorsAndreessen HorowitzaVentureCivilization Ventures Management, LlcGlobal BrainIKJ CapitalMaC Venture Capital+15 more

Gametogametogen.comin𝕏

Gameto develops cell therapy and reproductive technologies to treat infertility and improve women's health outcomes.

BiotechFemTechHealthtechMedical DevicesAustin, US

Dina Turner(Co-founder & Chief Executive Officer)inMartin Varsavsky(Co-founder & Chairman)inDina Radenkovic(Founder)inMartín Varsavsky(Founder)

BoardDusan Perovic(Director)inDylan Morris(Director)in

Co-investorsBold Capital PartnersDeviation CapitalFJ LabsFuture VenturesIngeborg InvestmentsInsight Partners+18 more

Helainamyhelaina.cominSeries A · Nov 2021 · $20M

Helaina uses precision fermentation to produce human proteins, including lactoferrin and other bioactive nutrients found in human milk, for consumer nutrition products serving athletes, new parents, and health-conscious consumers.

AI & Machine LearningBiotechFoodTechHealthtechNew York, US

Laura Katz(Founder)in

Co-investorsBarrel VenturesCosmic Venture PartnersIngeborg InvestmentsPrimary Venture PartnersTrousdale VenturesVisible Ventures+4 more

humans&humansand.ai𝕏Feb 2024

humans& is a frontier AI lab focused on building human-centric AI systems that prioritize people and their relationships, emphasizing innovations in reinforcement learning, memory, and user understanding to create AI that strengthens organizations and communities.

AI & Machine LearningEnterprise SoftwareSaaSEl Segundo, US

Eric Zelikman(Founder)inNoah Goodman(Founder)inGeorges Harik(Founder)Alaarif Nooruldeen(Executive Officer, Director)Andi Peng(Founder)Ray Ramadorai(Founder)

Co-investorsGV (Google Ventures)S32SV AngelNVIDIAA.Capital VenturesAlumni Ventures+19 more

InnerPlantinnerplant.comin𝕏

InnerPlant develops living sensor technology that enables farmers to detect plant stress in real-time, allowing targeted application of treatments to reduce chemical use and increase crop yields.

AgTechAI & Machine LearningBiotechDeep TechIoTRoboticsCalifornia, US

RodinShely Aronov(Executive Officer, Director)inMichael Berolzheimer(Founder & Managing Partner)inGary Schaefer(Chief Commercial Officer)in

BoardJocelyne Cooke(CFO)in

Co-investorsBee PartnersBison VenturesCultiv8 Funds ManagementKokopelli CapitalMS&AD VenturesNimble Partners+6 more

Juvena Therapeuticsjuvenatherapeutics.comin

Juvena Therapeutics develops biologics derived from human secreted proteins to treat aging-related diseases, using AI-enabled drug discovery to identify tissue-restorative therapeutics for muscle and metabolic disorders.

AI & Machine LearningBiotechLongevityMedical DevicesRedwood City, US

Jeremy O'Connell, PhD(Chief Scientific Officer and Co-Founder)Hanadie Yousef, PhD(Co-Founder, Director and Executive Advisor)Jeremy O'Connell(Director)inDr. Hanadie Yousef(Founder)inJulie Anne Smith(Chief Executive Officer and Director)in

BoardBen Hemani(Director)in

Co-investorsAlumni VenturesBascom VenturesBison VenturesCompoundHarmonix FundHorizons Ventures+5 more

KETOSketos.coin𝕏

KETOS develops an automated water quality and monitoring platform combining hardware, connectivity, software, and services to test water safety and efficiency for cities and businesses.

AI & Machine LearningCleantechData & InfrastructureEnterprise SoftwareIoTMilpitas, US

Meena Sankaran(Executive Officer, Director)inVeery Maxwell(Director)

BoardHeidi Patel(Director)inOllen Douglass(Director)

Co-investorsRethink ImpactBetter Ventures Central LlcMotley Fool VenturesThe Perkins FundAccenture Ventures

Khaerokhaero.com

Kraus Hamdani Aerospace develops ultra-long-endurance autonomous aircraft and AI-enabled airborne systems that provide persistent connectivity, intelligence, and communications infrastructure for defense and national security missions.

AI & Machine LearningDefense TechHardwareIoTRoboticsReno, US

Fatema Hamdani(Co-Founder, CEO)inStefan Kraus(Co-Founder, CTO)in

Mammoth Biosciencesmammoth.bioin𝕏Series A · Jul 2018 · $23M

Mammoth Bio develops technology to read and write the code of life, operating in the biotechnology sector.

BiotechDeep TechMedical DevicesBrisbane, US

Jennifer Doudna(Founder)inTrevor Martin(Founder)inJanice Chen(Founder)inLucas Harrington(Founder)inAshley Tehranchi(Founder)in

BoardUrshit Parikh(Director)

Co-investors8VCBerkeley FrontierCalifornia Innovation FundDecheng CapitalForesite CapitalMayfield Fund+12 more

MARKABLEmarkable.ai

Markable.ai is an all-in-one platform for affiliate creators to monetize content through Amazon, Target, and Walmart deeplinks, featuring automated tools for link management, content boosting, and performance optimization.

AI & Machine LearningCreator EconomyMarketing TechMadison, US

Joy Tang(Executive Officer, Director)inFiona Wang(Executive Officer, Director)

BoardSheng Fu(Director)

Co-investorsArbor VenturesFounderPartnersFoundersX VenturesNOEMIS VenturesPartech VenturesHeadline

Open Wateropenwater.healthin𝕏

Openwater develops an imaging platform using two optical modalities designed to diagnose and monitor diseases at the size and cost of a smartphone.

AI & Machine LearningDeep TechHardwareHealthtechMedical DevicesSan Francisco, US

Dr. Mary Lou Jepsen(Executive Chairman & Founder)in

Co-investorsAIR CapitalBold Capital PartnersCleveland AvenueCollaborative FundColterExcel Venture Management+6 more

OpenWateropenwater.groupinAug 2024 · $54M

OpenWater is a membership-based network for accomplished professionals who want to continue doing meaningful work while maintaining access to peer expertise, mentorship, and professional opportunities.

Future of WorkSaaSSector AgnosticSocialSan Francisco, US

Co-investorsResolute VenturesLauder Partners

Phoenix Tailingsphoenixtailings.comin𝕏Jul 2021

Phoenix Tailings develops clean technology for rare earth element refining in the United States.

Advanced ManufacturingCleantechClimate TechEnergyFintechNew MaterialsBoston, US

Thomas Villalón(Chief Technology Officer & Co-Founder)Anthony Balladon(Founder)inMichelle Chao(Founder)inNick Myers(Chief Executive Officer & Co-Founder)inNicholas Myers(Founder)Tomas Villalon(Founder)

Co-investorsBantam GroupBMW i VenturesCoalitionGeodesic CapitalIn-Q-TelMPower+13 more

Siren Biotechnologysirenbiotechnology.comin𝕏Apr 2024

Siren Biotechnology develops next-generation AAV (adeno-associated virus) platforms for gene therapy applications, including gene repair, gene transfer, and gene editing.

BiotechDigital HealthMedical DevicesSan Francisco, US

Dr. Nicole Paulk(CEO, Founder, and President)inLauren Kelly(Founder)inSharon Tetlow(Director)Brad Allen(Director)

Co-investorsArtis VenturesAvilaCarnrite VenturesCivilization Ventures Management, LlcHAWKTAILNZVC+3 more

ThinkCERCAthinkcerca.cominSeries B · Sep 2017 · $10M

ThinkCERCA develops K-12 writing software and curriculum designed to teach critical thinking skills to students through structured literacy instruction.

EdTechChicago, US

Eileen Murphy(Executive Officer, Director)inAbby Ross(Executive Officer)inJoshua Tolman(Executive Officer)

BoardChuck Templeton(Director)

Co-investorsEdovate CapitalG2T3V FundGreat Oaks Venture CapitalHis FundNovel CapitalUnreasonable+3 more

Thinkersthinkers.co.krSep 2017 · $10.1M

A Korean company operating in cryogenics, materials, and high-voltage fields.

Deep TechHardwareNew MaterialsAnyang, KR

Co-investorsKiwoom InvestmentSpinLabTAL Education Group

Tinkergartentinkergarten.comAug 2017 · $5.4M

Northampton, US

Brian Fitzgerald(Executive Officer, Director)inMeghan Fitzgerald(Director)

BoardIsabelle Hau(Director)

Co-investorsBlue CollectiveCity LightOutbound VenturesOwl VenturesVista Venture Partners500 Global+5 more

Vyvvyv.techin𝕏Seed · Jan 2018 · $4M

Vyv develops UV-free, chemical-free antimicrobial lighting technology using visible spectrum LEDs that continuously reduce microbial growth in occupied indoor spaces.

CleantechHardwareHealthtech

Colleen Costello(CEO)in

Co-investorsAlerion VenturesTamiami AngelTech Square VenturesWellstarCiti Ventures

Other

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

AclimaAshvattha Therapeutics

Portfolio news

latest coverage across their companies

Frequently asked questions

How many investments has Plum Alley Investments made?
Plum Alley Investments has 31 tracked investments, 1 of which have exited, including 1 dated in the last 24 months.
What stage does Plum Alley Investments invest at?
Plum Alley Investments invests at the Seed, Series A stages.
What is Plum Alley Investments's typical check size?
Plum Alley Investments typically writes checks of $500K – $1.5M.
What sectors does Plum Alley Investments focus on?
Plum Alley Investments focuses on AI & Machine Learning, Biotech, Deep Tech, Enterprise Software, Hardware, Impact & Social Good, Medical Devices.
Where is Plum Alley Investments located?
Plum Alley Investments is headquartered in New York, US.
Does Plum Alley Investments lead rounds?
Plum Alley Investments typically participates in rounds rather than leading them.
Who does Plum Alley Investments co-invest with?
Plum Alley Investments most often shares deals with StartX, Collaborative Fund, DCVC (Data Collective), among 191 tracked co-investors.

Co-investors · 20

Rethink Impact

Rethink Impact is a venture capital firm that backs leaders using technology to address major global challenges, focused on mission-driven companies aiming to benefit all communities.

Both backed · 2
KETOSAclima
$2M – $10M
Tachyon Ventures

Tachyon Ventures provides early-stage capital to entrepreneurs building companies in medicine, biotech and bioengineering, supported by a network of scientists at leading research institutions.

Khosla Ventures

Khosla Ventures is a venture capital firm that backs bold, early-stage, technology-driven companies across deep tech and other sectors, providing hands-on 'venture assistance' to help founders build category-defining businesses.

Both backed · 1
$100K – $20M
Spark Capital

Spark Capital is a venture capital firm that partners with founders, known for early investments including leading Twitter's Series B in 2008.

Both backed · 1
$500K – $25M
Great Oaks Venture Capital

Great Oaks Venture Capital is a New York-based seed and early-stage investor that backs founders building enduring businesses across the United States.

Both backed · 1
$50K – $500K
Mayfield Fund

Mayfield is a venture capital firm that invests in early-stage consumer and marketplace companies, backing founders from inception through IPO.

Both backed · 1
$500K – $12M
EQT Ventures

EQT Ventures is the venture capital arm within the EQT platform, backing early-stage European founders building what it calls Generation-Defining Companies.

Both backed · 1
$2M – $50M
Northzone

Northzone is a technology-focused venture capital firm investing across AI and deep tech on both sides of the Atlantic, backing companies from early stage through growth.

Both backed · 1
$1M – $50M
Bosch Ventures

Robert Bosch Venture Capital GmbH (Bosch Ventures) is the corporate venture capital arm of Robert Bosch, headquartered in Stuttgart, Germany, with offices across Europe, the US, Israel, and China.

Both backed · 1
Aclima
$1.6M
Hustle Fund

Hustle Fund is an early-stage venture capital firm that invests quickly in startups, offering capital along with educational programs and mentorship. It also runs an angel investing community that lets members invest alongside the fund.

$150K
Pareto Holdings

Pareto Holdings is an early-stage investment and company-building firm headquartered in the United States that operates globally. It has never raised outside capital and is self-funded by design.

$100K – $5M
▶8 more co-investors

AntlerNext Play VenturesNorrsken VCTriatomic CapitalClearvision VenturesConteur Capital PartnersS2G InvestmentsTectonic Capital

Firms observed investing alongside Plum Alley Investments, from public investor directories. Shared companies are the overlap with Plum Alley Investments's recorded portfolio.

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