Fundraising FoxFirstrock Capital
Venture capitalMiami · Seed–Series A · 4 people tracked
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Investment thesis
FirstRock invests in U.S.-based tech startups with demonstrated product-market fit, partnering with founding teams to accelerate growth through in-house expertise and resources. The firm focuses on companies where founders or co-founders can write software and have built products gaining market adoption. FirstRock removes growth obstacles by providing support in product and engineering, business development, sales, finance, fundraising, and technical recruiting, with particular strength in scaling engineering talent across Latin America and managing multi-geography operations.
Source: firm website, verified Sep 20, 2026.
Team · 4 people
from the firm's website & public directoriesFounder mafia
2 people who came through Firstrock Capital went on to found or lead other companies.
What they invest in
from 22 of 36 portfolio companiesAI & Machine Learning ×9SaaS ×7Cloud Computing ×6Enterprise Software ×6Consumer ×4Logistics & Supply Chain ×4Climate Tech ×3Data & Infrastructure ×3
HQs:United States×18Canada×1Colombia×1United Kingdom×1
Who they back
founder profiles across 8 portfolio companiesFounding team size:solo founder×22 founders×54+ founders×1
Where their founders studiedfrom 12 founders with education data
NYU Stern School of Business ×2Universidad de Costa Rica UCR ×2
What their founders studiedfrom 11 founders with field-of-study data
Engineering ×5Business & Management ×3Computer Science ×3Economics ×2
Where their founders worked beforefrom 12 founders with career history
PA Consulting Group ×2
Accelerator rootsportfolio companies that came through a program
Investments · 36 tracked
founders shown can be your intro pathBy year:2026 · 12024 · 72016 · 19 dated
Arcticar manufactures electric refrigeration systems for semi-trailers, replacing diesel-powered reefers with battery-powered units that include integrated smart monitoring and remote diagnostics capabilities.
CleantechClimate TechHardwareLogistics & Supply ChainAlameda, US
James Michael Castelaz(Executive Officer, Director)
Co-investorsTechstarsJulian CapitalLong Journey VenturesUndeterred Capital
Arthena operates a financial fund that enables high-net-worth individuals to invest in art by using statistical models trained on auction data to identify and purchase artworks expected to appreciate with low correlation to traditional asset classes.
FintechNew York City, US
Madelaine D'Angelo(Founder/CEO)inMichael DAngelo(Co-Founder & CTO)in
Co-investorsAnya CapitalCLI VenturesClick VenturesY Combinator1984 Ventures Management, Llc2020 Ventures+10 more
BioReact provides a data integration platform that unifies experimental data from bioreactors, laboratory instruments, and omics workflows into a standardized, AI-ready format for bioprocess development.
AI & Machine LearningBiotechData & InfrastructureHealthtechIndianapolis, US
Mitchell J. Castetterin
Co-investorsFortySix Venture CapitalHurricane VenturesNew Stack VenturesService Provider CapitalTechstars
Long Island City, US
Nicolas Vansnick(Executive Officer, Director)Michael Knox(Director)Carlos Ospina(Director)
BoardLawrence Richenstein(Director)
Co-investorsAlpine MeridianNew York Angels
Buildstash provides build artifact management and release workflow tools for software teams developing applications, games, and embedded systems.
Cloud ComputingDeveloper ToolsSaaSGlasgow, GB
Co-investorsTechstars
Clipboard Health operates a marketplace that connects healthcare facilities with nursing and care workers for flexible shift scheduling, offering features such as Instant Pay.
B2B MarketplacesConsumerFuture of WorkHealthtechHR TechMarketplacesSan Francisco, US
Wei Deng(Founder and Co-CEO)inBo Lu(Co-CEO)in
Co-investorsInitialized CapitalIVP (Institutional Venture Partners)SciFi VCSequoia CapitalSummit Peak InvestmentsSummit Peak Ventures+7 more
Cosito provides voice-based data capture for frontline workers in industrial and manufacturing environments, converting spoken observations into structured data synced directly to enterprise systems.
Advanced ManufacturingAI & Machine LearningEnterprise SoftwareIoTBogotá, CO
Andrea Patricia Diaz Baquero(CEO & Founder)in
Co-investorsTechstars
Demandly provides a supply chain and operations platform for ecommerce and retail businesses, covering AI-powered demand planning, inventory management, and analytics.
E-commerceLogistics & Supply ChainRetail TechSaaSMiami, US
Daniel Rees(Founder)in
Co-investorsTechstars
Rest is a self-management and well-being tool designed to improve sleep.
ConsumerMedia & EntertainmentWellness & FitnessSan Francisco, US
Martin Siniawski(Founder/CEO)in
Co-investorsY CombinatorFJ LabsFloodgateFrialeFundersClubKalei Ventures+4 more
Fondo provides financial management and bookkeeping services to help startups track cash flow, burn rate, and runway.
AI & Machine LearningEnterprise SoftwareFintechSaaSSan Francisco, US
David J. Phillips(Founder/CEO)in
Co-investorsMotley Fool VenturesNext Coast VenturesPi CampusY CombinatorAdvisorsGMO VenturePartners+4 more
TinaCMS is an open-source, Git-based headless content management system that supports multiple frameworks and static site generators, offering basic and visual editing, multi-branch workflows, and a content query API.
Cloud ComputingDeveloper ToolsSaaSCharlottetown, CA
Scott Gallant(Executive Officer, Director, Promoter)inJordan Patterson(Director)in
Co-investorsTechstarsZelkova Ventures
H-Trace provides artificial intelligence-powered traceability monitoring for healthcare supply chains, using proprietary contactless sensor technology to predict and prevent shipment failures without requiring manual intervention or package opening.
AI & Machine LearningHealthtechLogistics & Supply ChainAllen, US
Javier Cuello(Founder)in
Co-investorsTechstars
Kiwicampus builds autonomous robots for real-world tasks such as delivery, operating with Level 4 autonomy.
AI & Machine LearningLogistics & Supply ChainRobotics
Felipe Chavez(CEO and Founder)
Co-investorsLVenture GroupPrototype Capital
Propellerhead Hosting provides web hosting services for websites ranging from blogs to e-commerce platforms, offering shared hosting, site builder tools, and customer support to individuals and businesses.
Cloud ComputingLos Angeles, US
Co-investorsTechstars
Meural produces digital art frames (Meural Canvas and Meural WiFi Photo Frame) that display artwork, NFTs, and personal photos using its patented TrueArt display technology.
ConsumerEnterprise SoftwareHardwareIoTMedia & EntertainmentNew York, US
Vladimir Vukicevic(Executive Officer, Director)inJerry Hu(Executive Officer, Director)in
BoardJeffrey Baltimore(Director)
Co-investorsForefront VentureLSG HoldingsPartners ResoluteSandalphon CapitalAlpaca VCCorigin Ventures+1 more
Necto provides fast internet service from a local neighborhood provider, offering residential broadband connectivity with an emphasis on quick installation and reliable service.
Cloud ComputingConsumerNew York City, US
Adam Montgomery(Founder)inBenjamin Huang(Founder)in
Co-investorsFundersClubY CombinatorGlory Ventures InvestmentsInvesto CapitalKairos HQLightspeed Venture Partners+2 more
Pachama used satellite imagery, lidar, and machine learning to verify and monitor forest carbon projects, connecting companies to nature-based carbon credits for reforestation and forest conservation.
Advanced ManufacturingAI & Machine LearningClimate TechEnterprise SoftwareImpact & Social GoodSaaSSan Francisco, US
Diego Saez Gil(Founder)inTomas Aftalion(Founder)in
Co-investorsAglae VenturesBreakthrough Energy VenturesJetstreamLowercarbon CapitalNimble PartnersPLUS Capital+30 more
Slidebean is a presentation software platform for creating pitch decks and business slides.
Marketing TechSaaSSocialNew York City, US
Caya (Jose Cayasso)(Founder)inAfraaz MastersinJose Enrique BolanosinVinicio Chantoin
Co-investors500 GlobalBonfire VenturesCarao VenturesMagma Partners
Snappr produces and delivers photography, videography, and AI-generated images for clients with high-volume or individual project needs.
AI & Machine LearningCreator EconomyEnterprise SoftwareMarketplacesSan Francisco, US
Matt Schiller(Founder/CEO)in
Co-investorsAirTree VenturesAltaIR CapitalBasis Set VenturesFoundryShrug CapitalXilium Capital+13 more
Snappr provides on-demand production of photography, videography, and AI image generation for businesses with both high-volume and individual content needs.
AI & Machine LearningMarketplacesMedia & Entertainment
Co-investorsAltaIR CapitalAlumni VenturesAirTree VenturesBasis Set VenturesFoundryShrug Capital+2 more
TestSprite automates software testing for back-end and front-end systems using AI, allowing individual developers and DevOps teams to validate code with minimal manual input.
AI & Machine LearningCloud ComputingDeveloper ToolsSeattle, US
Yunhao Jiao(Executive Officer, Director)inShawnie Shan(Founder)inXiangyi Shan(Founder)Rui Li(Executive Officer, Director)
BoardYuval Neeman(Director)
Co-investorsEdge Case Capital PartnersTechstarsTrilogy Equity PartnersBaidu VenturesHat-Trick Capital
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Alpine ReplayayfullyCayenneFusarHypePayfullyPremonitionRobbyStudioSwipecastThe Wing AgencyWanderful
Exits · 3
3 acquisitions · showing 2Portfolio news
latest coverage across their companiesBioReact · finsmes.com · Feb 16, 2026
TestSprite · finsmes.com · Oct 29, 2025
Frequently asked questions
- How many investments has Firstrock Capital made?
- Firstrock Capital has 36 tracked investments, 3 of which have exited, including 2 dated in the last 24 months.
- What stage does Firstrock Capital invest at?
- Firstrock Capital invests at the Seed, Series A stages.
- What is Firstrock Capital's typical check size?
- Firstrock Capital typically writes checks of $50K – $5M.
- What sectors does Firstrock Capital focus on?
- Firstrock Capital focuses on AI & Machine Learning, Climate Tech, Fintech, Hardware, Healthtech, IoT, LegalTech, Logistics & Supply Chain, Media & Entertainment, Robotics, Sector Agnostic.
- Where is Firstrock Capital located?
- Firstrock Capital is headquartered in Miami, US.
- Does Firstrock Capital lead rounds?
- Firstrock Capital typically participates in rounds rather than leading them.
- Who does Firstrock Capital co-invest with?
- Firstrock Capital most often shares deals with Techstars, Y Combinator, LSG Holdings, among 38 tracked co-investors.
Co-investors · 8
Long Journey Ventures is an early-stage venture firm that backs unconventional, 'magically weird' founders and ideas, positioning itself as a hands-on, community-oriented partner to its companies.
Xplorer Capital is a venture firm run by entrepreneurs and investors that backs founders and disruptive technologies aiming to transform traditional industries globally. It forms long-term partnerships and supports portfolio companies with its experience and connections.
Undeterred Capital is an early-stage venture firm backing founders commercializing scientific and technological breakthroughs in biological platforms and applied robotics.
SV Angel is a San Francisco-based firm that invests long-term in founders, supporting them with advice, introductions, and network access at key business inflection points.
Haymaker Ventures is an early-stage investor focused exclusively on fintech companies building superior solutions to unsolved problems.
Right Side Capital Management (RSCM) is a quantitative, data-driven early-stage investor that evaluates startups using data about their history and business model, typically providing a decision within about a week.
Zelda Ventures is an early-stage venture firm founded by Suzanne Fletcher that focuses on being the first check into companies led by serial entrepreneurs across a range of sectors.
Firms observed investing alongside Firstrock Capital, from public investor directories. Shared companies are the overlap with Firstrock Capital's recorded portfolio.
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