Boston Seed Capital β Full Portfolio
54 tracked investments Β· listed companies and verified rows first
Watertown, US
Gregory Segall(Presdient)
Board seatPeter BlacklowΒ· per SEC Form D
Co-investorsAlumni VenturesBasecamp FundEvolution VC PartnersGeneral CatalystGolden VenturesMendoza Ventures+3 more
Beamable provides backend infrastructure and tools for game developers, offering instant services for multiplayer/MMO, commerce, leaderboards, social features, and content with native Unity and Unreal SDKs.
Cloud ComputingDeveloper ToolsGamingBoston, US
Board seatPeter BlacklowΒ· per SEC Form D Β· $5.9M raise Β· filed Mar 2022
Co-investorsAdvancit CapitalChain ReactionCompanyon VenturesGrandBanks CapitalJoint EffectsREMUS Capital+1 more
BG Networks offers Aithra, an AI-powered tool that generates threat models and cybersecurity risk assessments from a system's documentation or block diagrams.
AI & Machine LearningCybersecurityMedical DevicesWeston, US
Board seatNicole StataΒ· per SEC Form D
Co-investorsGutbrain VenturesJoint Effects
RotoQL provides algorithmically optimized daily fantasy sports lineups across NFL, NBA, MLB, NHL, and Golf, with tools including a lineup optimizer, player research, custom projections, and 10,000-game Monte Carlo simulations.
ConsumerData & InfrastructureSaaSSports TechNew York, US
Justin Minho Park(Executive Officer, Director)
BoardPeter D. Blacklow(Director)in
Board seatPeter BlacklowΒ· per SEC Form D Β· $1.2M raise Β· filed Apr 2017
Co-investorsKarlani CapitalRaptor GroupDreamcraft
A web design and development agency that serves college sports brands, athletic departments, and athletes, connecting athletes with commercial opportunities and fan engagement through digital platforms.
Developer ToolsMarketing TechSports TechLondon, GB
Porter G.(Founder)in
Board seatPeter BlacklowΒ· per SEC Form D
Co-investorsCollab+CurrencyCrosslink CapitalNIVBlumberg CapitalGradient Ventures
Electives is a platform that connects companies with expert speakers for in-person events such as company offsites, sales kickoffs, and summits.
AI & Machine LearningB2B MarketplacesEdTechFuture of WorkHR TechSaaSCharlestown, US
Krikor Dzeronian(Cofounder)inJason Lavender(Cofounder)in
BoardMichael Troiano(Director)in
Board seatPeter BlacklowΒ· per SEC Form D
Co-investorsG20 VenturesAccomplice
Elite HRV offers heart rate variability tracking and a body composition analysis feature that estimates body metrics from a selfie.
ConsumerDigital HealthWellness & FitnessAsheville, US
Alyssa Moore(Director)Vince Salvo(Executive Officer)Meredith McPherron(Director)Jason Moore(Executive Officer, Director)Jef Fry(Executive Officer)
Board seatPeter BlacklowΒ· per SEC Form D Β· $2.1M raise Β· filed Sep 2024
Co-investorsHigh Country Impact FundIDEA NCDBDK Venture
EnaChip develops integrated magnetic structures β thin, small inductors fabricated with semiconductor-compatible electroplating β for point-of-load power delivery in AI infrastructure, advanced packaging, chiplets, and edge systems.
Deep TechHardwareSemiconductorsWilmington, US
Trifon M Liakopoulos(Executive Officer, Director, Promoter)Mark AllenMARK POPOVICH(Executive Officer, Director)Mark Popovich(CEO)Michael Cassidy(Director)Michael Poisel(Director)
Board seatAnupam GhildyalΒ· per SEC Form D Β· $3.5M raise Β· filed Nov 2025
Co-investorsAnzu Partners
Weston, US
Rochelle Nemrow(Executive Officer, Director)
BoardScott Berman(Director)
Board seatPeter BlacklowΒ· per SEC Form D Β· $1M raise Β· filed Feb 2015
Shoreham, US
Claudia E Jenks(Executive Officer, Director)Sean Hurley(Executive Officer, Director)
BoardKristian Horvei(Director)
Board seatPeter BlacklowΒ· per SEC Form D Β· $2.6M raise Β· filed Nov 2015
Atlanta, US
Williams Hay(Executive Officer, Director, Promoter)Daniel Adkins(Executive Officer, Director, Promoter)Timothy McSweeney(Director)
Board seatPeter BlacklowΒ· per SEC Form D Β· $6M raise Β· filed Oct 2021
Promoboxx helps retailers and brands coordinate marketing activities and promotional campaigns at the local level.
AI & Machine LearningMarketing TechRetail TechBoston, US
Ben Carcio(Executive Officer, Director)Daniel Koziak(Executive Officer, Director)Jon Brancheauin
BoardLaurent Amouyal(Director)Nicole Stata(Director)Bill McCullen(Director)in
Board seatNicole M. StataΒ· per SEC Form D Β· $8.3M raise Β· filed Sep 2016
Co-investorsAscent Venture PartnersLaunchCapitalTechstarsWalnut Venture AssociatesEdgeSK Ventures
Appraisal software for residential mortgages
Allston, US
William Denslow(Executive Officer, Director)Will Denslow(Founder)in
BoardBarry Finegold(Executive Officer, Director)
Board seatPeter BlacklowΒ· per SEC Form D
Co-investorsAmerican Family VenturesCentana Growth PartnersEastward Capital PartnersGutbrain VenturesJoint EffectsTamarisc Ventures+1 more
Returnalyze is an AI platform that identifies and prevents retail product returns before they occur, helping retailers reduce return rates and recover incremental revenue through machine learning-driven insights and recommendations.
AI & Machine LearningRetail TechBoston, US
Timothy Jones(Executive Officer, Director)Michael Majors(Director)
BoardScott Savitz(Director)
Board seatNicole M. StataΒ· per SEC Form D
Co-investorsData Point CapitalFINTOP CapitalFlybridge Capital PartnersOsage Venture Partners
Rithmm is a sports betting app that uses AI predictive models to generate win probabilities, player prop analysis, and plain-language reasoning, and compares odds across major sportsbooks and prediction markets.
AI & Machine LearningConsumerSports TechChestnut Hill, US
Brian Beachkofski(President)Megan Lanham(Chief Executive Officer)Brian Rubenstein(Director)
Board seatPeter BlacklowΒ· per SEC Form D
Co-investorsAccompliceCorrelation VenturesCounterview Capital
Cambridge, US
Rohan Gopaldas(Executive Officer, Director)William Collis(Executive Officer, Director)
Board seatPeter BlacklowΒ· per SEC Form D Β· $4M raise Β· filed Jul 2017
Boston, US
Eric Groves(Executive Officer, Director)Venkat Krishnamurthy(Executive Officer, Director)
BoardBob Chicoski(Director)Rajeev Batra(Director)in
Co-investorsMayfield FundNextView VenturesSaturn Partners
Boston-based online news platform covering local innovation, startups, technology, venture capital, and related topics.
Co-investorsBantam GroupLaunchpad Venture GroupService Provider Capital
Advertising technology platform providing audience-based sales for television advertising.
Somerville, US
Joshua Summers(Executive Officer, Director, Promoter)Doug Hurd(Executive Officer, Director, Promoter)
BoardRyan Moore(Director)Lars Albright(Director)
Co-investorsTransmedia CapitalTribeca Venture PartnersAtlas VentureData Point CapitalFreestyle CapitalWestern Technology Investment
Cloud ComputingDeveloper ToolsEnterprise SoftwareSaaSBrookline Village, US
Moritz Plassnig(CEO)inSacha Labourey(Co-founder)François Déchery(Co-founder)Manuel Weiss(Executive Officer)Florian Motlik(Executive Officer)
BoardJohn SImon(Director)
Co-investorsAscent Venture PartnersCamber PartnersF-Prime CapitalGolub GrowthMatrixNewView Capital+4 more
Dephy makes the Sidekick, a powered footwear system (ankle exoskeleton) that provides a boost with each step to reduce walking effort.
HardwareRoboticsWellness & Fitness
Luke Mooney(Founder)in
Co-investorsAssembly Ventures
DraftKings operates a multi-product gaming platform offering online sportsbooks, daily fantasy sports, and casino games to consumers across desktop, mobile apps, and retail locations.
FintechGamingMarketplacesSector AgnosticSports TechBoston, US
Paul Liberman(Executive Officer, Director)inMatthew Kalish(Executive Officer, Director)Tige Savage(Co-founder)inMatt Kalish(Founder)inJanet Holian(Executive Officer)Timothy Dent(Executive Officer)
Co-investorsAccompliceAtento CapitalAurumChamaeleonConnetic VenturesData Point Capital+14 more
Corespan Systems builds composable AI infrastructure that virtualizes and pools GPUs, storage, and PCIe resources over a photonic PCIe fabric, allowing resources to be dynamically allocated to hosts via Docker and Kubernetes workflows.
AI & Machine LearningCloud ComputingHardware
Co-investorsJoint Effects
EnFi builds multi-agent AI software for commercial lending workflows, converting unstructured documents into structured data for deal screening, underwriting, portfolio monitoring, and risk analysis.
AI & Machine LearningFintechSaaSBoston, US
Scott Weller(Founder)
Co-investorsCommerce VenturesFINTOP CapitalUnusual VenturesPatriot Financial Partners
The page is a memorial tribute to Pete Billington and does not describe the company's products or services.
Co-investorsDream MachineFive Elms CapitalK3 VenturesSuper Ventures
Edisyl builds a semantic layer that encodes organizational understanding of data meaning, metrics definitions, and institutional knowledge to enable enterprise AI tools to answer questions aligned with business logic.
AI & Machine LearningData & InfrastructureEnterprise Software
Jim Myers(Founder)in
Co-investorsCoinbase VenturesConvergeF-Prime CapitalThe Chernin Group (TCG Crypto)Collaborative FundFlucas Ventures+2 more
Flywire is a global payments platform and software company that enables complex international payments across education, healthcare, travel, and B2B sectors.
Enterprise SoftwareFintechSaaSBoston, US
Iker MarcaideMike Massaro(CEO)in
Co-investors500 GlobalAccelBain Capital VenturesBalderton CapitalF-Prime CapitalKibo Ventures+5 more
Construction workforce management marketplace training skilled trades workers for HVAC and electrical heat pump systems.
Forge installs and services residential heat pumps for heating and cooling, guiding homeowners through system selection, design, installation, and Mass Save rebates.
CleantechClimate TechEnergy
Co-investorsBantam GroupFoundamentalNextView VenturesOyster Ventures
Golden Hearts Games is an online gaming platform where users play games such as slots, instant win and scratch games, and hold-and-win games for the chance to win real cash prizes.
ConsumerGaming
Jeremy Shea(Founder)in
Indico provides an intake and orchestration platform for insurance carriers that processes unstructured data such as claims, submissions, and reports to modernize how work enters and moves through insurance operations.
AI & Machine LearningEnterprise SoftwareInsurTechSaaSBoston, US
Madison May(Founder & CTO)Diana Yuan(Co-founder, SVP People & Operations)Alec Radford(Co-founder and Advisor)Slater Victoroff(Executive Officer, Director)
Co-investors.406 VenturesHyperplane Venture CapitalOsage Venture PartnersTechstarsAviva VenturesSandbox Industries
ISEE AI builds fully autonomous yard trucks for industrial supply chain and logistics operations, combining an AI platform with software and hardware engineering to automate yard operations.
AI & Machine LearningLogistics & Supply ChainRoboticsCambridge, US
Yibiao Zhao(Executive Officer, Director)Le Yu(Director)
BoardReed Sturtevant(Director)in
Co-investorsEniac VenturesMaersk GrowthSafar PartnersSamsung NextThe Engine VenturesFounders Fund+1 more
AdTechData & InfrastructureEnterprise SoftwareMarketing TechSaaSBoston, US
Thomas Coburn(Executive Officer, Director)Jonathan Lacoste(Executive Officer)Tom Coburn(Cofounder)
BoardDavid George(Director)Scott Savitz(Director)in
Co-investorsTechstarsData Point CapitalK1 Investment ManagementVista Equity PartnersYard Ventures
Kindara provides a digital fertility charting app and community that helps users track their fertility, understand their body, or use fertility awareness-based contraception methods.
FemTechHealthtechWellness & FitnessBoulder, US
WILLIAM SACKS(Founder)Katherine BicknellWilliam SacksSALLY HATCHER(Executive Officer)
BoardDAVE BALTER(Director)inSUE HEILBRONNER(Director)
Co-investors500 GlobalFirstMile VenturesMergeLane HighwayTrue Ventures
NBD Nano develops advanced coatings, additives, and adhesives using nanotechnology to enhance product surfaces across various industries.
Advanced ManufacturingCleantechDeep TechNew MaterialsBoston, US
Deckard Sorensen(CEO & Co-Founder)Miguel Galvez(President & Co-founder)
BoardJOHN CHEN, PH.D.(Director)NOBI KAMBE, PH.D.(Director)DAVID ANDERSON, PH.D(Director)
Co-investorsBantam GroupBetter Ventures Central LlcTechstarsPhoenix Venture Partners
Oply is a home management app that lets homeowners set maintenance reminders, log DIY projects, upload inspection reports for AI-scoped project descriptions, and find, book, and store vetted contractors.
AI & Machine LearningConsumerPropTechNashville, US
Gabe Chrismon(Founder)in
Co-investorsMarket Square VenturesThe MBA FundVisible Ventures
Plex is a scientific intelligence platform that combines a biomedical knowledge graph with large language models to query structured genomic, proteomic, clinical, and chemical datasets and deliver evidence-scored answers for drug discovery.
AI & Machine LearningBiotechData & InfrastructureCambridge, US
Douglas Selinger(Founder)
Co-investorsFirst Star Ventures
Sports data and analytics platform with gaming affiliate features helping fantasy sports players optimize lineups and get news.
BetQL is a sports-betting analytics platform that uses a proprietary computer model to simulate games, generate moneyline, spread, and over/under predictions with 1-5 star ratings, and track real-time odds and line movements.
ConsumerData & InfrastructureSports Tech
Reasoner analyzes thousands of human behavioral and psychological signals β including what people say, choose, value, and avoid β to identify patterns unique to each individual.
AI & Machine LearningDeep Tech
Co-investorsOperator Collective
Co-investorsLaunchCapitalRevolution
Sendoso provides a platform for sending personalized gifts, welcome kits, and branded merchandise to employees and prospects for purposes of employee engagement, onboarding, recruitment, and sales enablement.
Enterprise SoftwareHR TechMarketing TechSaaSSales Tech
Kris Rudeegraap(Co-Founder and Co-Chief Executive Officer)inBraydan Young(Co-Founder and Chief Alliances Officer)in
Co-investorsArgonautic VenturesEvolution VC PartnersKyber Knight CapitalOak HC/FTSoftBank Vision FundStage 2 Capital+3 more
Serent provides managed revenue cycle management (RCM) services for home health agencies, combining board-certified home health coders with proprietary AI to handle ICD-10 coding, OASIS review, Plan of Care review, and coding audits.
AI & Machine LearningDigital HealthHealthtechNew York, US
BoardDavid Totaro(Senior Advisor)Stephanie Tilghman(Senior Advisor)
Co-investorsThird Prime
Online skill assessment platform for companies to rate, certify, and assess employee proficiency across various skill sets.
Co-investorsBantam Group
Data security platform providing encryption-based ransomware prevention with detection and prevention capabilities.
Sotero provides real-time data protection and exfiltration detection for enterprise organizations.
CybersecurityData & InfrastructureEnterprise Software
Purandar Das(Chief Executive Officer & Co-Founder)Shanthi Boppana(Chief Technology Officer & Co-Founder)
Co-investorsGutbrain VenturesTech Square Ventures
Splash Sports is a peer-to-peer real-money fantasy sports platform for contests like Survivor, Pick'Em and DFS.
Co-investorsAcies InvestmentsEvolution VC PartnersVelvet Sea VenturesAccompliceCounterview CapitalElysian Park Ventures+2 more
Vested provides funding to startup employees so they can exercise their stock options with no out-of-pocket cost, taking a portion of the resulting shares in exchange.
FintechSaaS
Co-investorsUnderscore VC
VulcanForms provides advanced additive manufacturing services, working with customers to select materials from a portfolio of options based on product performance requirements such as strength, durability, and thermal resistance.
Advanced ManufacturingDeep TechHardwareNew Materials
Co-investorsEclipse VenturesFontinalis Partners
Wunderite builds software for independent insurance agencies to streamline operations and management.
Enterprise SoftwareFintechInsurTechSaaSBourne, US
Peter MacDonald(Co-Founder, CEO)inJoe Schnare(Co-Founder, COO)in
BoardAlex Finkelstein(Director)inDavid Pope(Director)F. Michael Heffernan, III(Director)
Co-investorsTechstarsCorrelation VenturesDorm RoomSpark Capital
Rows marked βSEC filingβ are inferred from directors named on the company's SEC Form D β public regulatory data, not a portfolio list published by the firm.