Fundraising FoxHydrocarbon Minerals 4
Seed · 7 people tracked
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Investment thesis
Hydrocarbon Minerals 4 is an investment vehicle capitalized by the founders of Hydrocarbon Minerals, LLC. It invests in venture-scale startups at a range of stages, through both primary rounds and secondary share purchases, and invests internationally.
Team · 7 people
from public directoriesWhat they invest in
from 25 of 25 portfolio companiesAdvanced Manufacturing ×10AI & Machine Learning ×10Enterprise Software ×8SaaS ×6Deep Tech ×5Consumer ×4E-commerce ×4FoodTech ×4
HQs:United States×21Brazil×1Canada×1Colombia×1Singapore×1
Investments · 25 tracked
founders shown can be your intro path
Atlas is an all-in-one operating system for restaurants that unifies online ordering, point-of-sale, kitchen management, and delivery platform integration.
Enterprise SoftwareFoodTechRetail TechSaaSSingapore, SG
Yi Sung (Sung) Yong(Founder)inShawn Liam(Founder)inErnest Sim(Founder)inSurendhar Reddy (Founder)in
Co-investorsY CombinatorAccelAmand VenturesBlackRockCM VenturesEarlsfield Capital+7 more
BrowserOS is an open-source browser with built-in AI agents that automate web tasks through natural language commands without coding.
AI & Machine LearningConsumerDeveloper ToolsSan Francisco, US
Nithin Sonti(Founder)inNikhil Sonti(Founder)in
Co-investorsY CombinatorAmino CapitalCoughdrop CapitalLightscape PartnersLlama venturesNivesha Ventures+3 more
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ClearMix operates a platform that pairs professional video producers with clients to create marketing and sales videos remotely, achieving faster turnaround and lower costs than traditional production methods.
Enterprise SoftwareMarketing TechNew York City, US
Gabe Ruttner(Founder)inTomer Dorfan(Founder)in
Co-investorsChaos VenturesNOEMIS VenturesSprint VcY CombinatorBloomberg BetaGeneral Advance+7 more
Conductor develops AI algorithms and control software for quantum computing, helping researchers and engineers optimize qubit architectures and scaling in semiconductor-based quantum systems.
Advanced ManufacturingAI & Machine LearningDeep TechQuantum ComputingSan Francisco, US
Brandon Severin(Co-Founder & CEO)inJoel Pendleton(Co-Founder & CTO)in
Co-investorsDG Daiwa VenturesMoonfire VenturesMyAsiaVCOlive Tree CapitalOUTBOUND CAPITALOxonian Ventures+16 more
Inversion develops spacecraft and systems to establish Low-Earth Orbit as an on-demand logistics network for rapid global transportation and defense applications.
Advanced ManufacturingDefense TechHardwareLogistics & Supply ChainSpace TechLos Angeles, US
Justin Fiaschetti(Founder)inAustin Briggs(Founder)in
Co-investorsSpark CapitalY CombinatorACADEMY INVESTORAIN VenturesDas & Co.Dorm Room+22 more
Jupe designs and manufactures off-grid dwellings for landowners seeking to activate their properties through hospitality or residential use.
Advanced ManufacturingCleantechClimate TechConstruction TechHardwarePropTechSan Francisco, US
Jeff Wilson aka Professor Dumpster(Founder)inAntonio Gonzalez(Founder)inJon Leonardo(CEO)in
Co-investorsMyelin VCY CombinatorCathexis VenturesClimate CapitalDaft CapitalFAST — by GETTYLAB+7 more
Kyten Technologies manufactures custom battery packs designed to aerospace specifications for drones, submarines, satellites, and other space systems.
Advanced ManufacturingRoboticsSeattle, US
Cooper McBride(Co-Founder)inLucas Maddox(Co-Founder)in
Co-investorsTranspose Platform ManagementY CombinatorFounder CapitalOurCrowdRoot Ventures Manager, LlcSingularity Ventures+1 more
ShopLocale is a meal delivery service that provides meals made with high-protein, organic natural ingredients, without seed oils and reduced microplastics.
Circular EconomyConsumerFoodTechMarketplacesWellness & FitnessSan Francisco, US
Christopher Clark(Founder)inKaveh Nemati(Founder)inJonathan Friedland(Cofounder)in
Co-investorsAndreessen HorowitzY CombinatorBankia Fintech VentureBetter CapitalChiratae VenturesDecent Capital+4 more
Nebula Security uses AI-driven security pipelines to accelerate vulnerability research in widely used software such as operating systems, browsers, and applications.
AI & Machine LearningCybersecurityEnterprise SoftwareVancouver, US
Eten Zou(Founder/CEO)inYuan Tan(Founder/CTO)inFrank Wu(Founder/Security Research Lead)inXiaochuan Yu(Founder/VP of Vulnerability Research)in
Co-investorsVela PartnersY Combinator2468 VenturesAera VCAngel Operator Partners (aop)C Square Capital+9 more
Ohmic Biosciences develops engineered proteins and synthetic biology solutions to address diseases in crops.
Advanced ManufacturingAgTechBiotechClimate TechSan Francisco, US
PJ Steiner(Founder)inMatthew Bedewitz(Founder)in
Co-investorsCollaborative FundY CombinatorClimate CapitalMesia Ventures
OneStopKitchen provides AI-powered software for restaurant inventory, operations, and logistics, and operates shared kitchen facilities in high-traffic urban areas where restaurants can expand their operations without upfront costs.
AI & Machine LearningConsumerE-commerceFoodTechSan Francisco, US
Vijayaraj Gopinath(Founder)inViggnesh Kandasamy(Founder)in
Co-investorsY CombinatorCarnegie Mellon UniversityGaingelsGreat Wave VenturesHustle FundJWass PT Investors+2 more
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Pluggy provides data connectivity infrastructure that aggregates investment portfolios from multiple brokerages and banks, delivering standardized asset position data, transaction history, and performance calculations to fintech applications.
Data & InfrastructureDeveloper ToolsEnterprise SoftwareFintechSaaSSão Paulo, BR
Rogerio Correa(Founder)inVictor Braga(Founder)inBruno Loiola(Founder)inFederico Miras(Founder)inGabriel Pan Gantes(Founder)in
Co-investorsBVCDGFVerve CapitalY CombinatorCresset CapitalGaingels+5 more
Preki provides e-commerce software for small businesses in Latin America to set up and operate online stores without coding or design skills.
E-commerceEnterprise SoftwareSaaSBogotá, CO
Alex Hakim(Founder)inTahi Hakim(Founder)inDavid Narvaez(Founder)in
Co-investorsY CombinatorGaingelsHarvard Management CompanyInnopact.vcPareto Holdings
Revery AI operates a social platform where fashion creators showcase designs and build audiences, powered by AI tools that generate product images and create virtual try-on capabilities for styling outfits on different models.
AI & Machine LearningConsumerCreator EconomyE-commerceSocialEmeryville, US
Kedan Li(Founder)inMin Jin Chong(Founder)inJeffrey Zhang(Founder)in
Co-investorsY CombinatorAiSprouts VCCabra VCLong Run CapitalSinovel AngelTSVC+3 more
SafeBeat uses engineering and machine learning to develop solutions for cardiac care and arrhythmia management.
AI & Machine LearningDigital HealthHealthtechMedical DevicesSan Francisco, US
Rachita Navara(Founder)inMr. Higgins(Founding Engineering Director)
Co-investorsY CombinatorSoma CapitalFifty YearsFusionHarvard Management CompanyLiquid Ventures+2 more
ScratchDB provides automated database management for analytics, handling tasks like server setup, data import, querying, replication, and sharding without manual configuration.
Data & InfrastructureDeveloper ToolsEnterprise SoftwareSaaSNew York City, US
Len Boyette(Founder)in
Co-investorsY CombinatorCraft VenturesFAST — by GETTYLABLynett Capital PartnersZillionize
SFA Therapeutics develops oral therapeutic candidates based on deuterated short-chain fatty acids to treat autoimmune and oncologic diseases.
BiotechHealthtechPhiladelphia, US
Ira Spector(Founder)inAlla Arzumanyan(Founder)inMark Feitelson(Founder)in
Co-investorsAcequia Capital (AceCap)Farvatn VentureImmeasurableNorth South VenturesY CombinatorAsymmetry Ventures+5 more
Spaceium builds in-orbit refueling stations that store fuel and supply it to spacecraft, aiming to enable longer missions, larger payloads, and farther travel.
Advanced ManufacturingDeep TechHardwareRoboticsSpace TechOttawa, CA
Ashi Dissanayake(Founder)inReza Fetanat(Founder)in
Co-investorsAlumni VenturesInitialized CapitalOlive Tree CapitalSeraphim SpaceY CombinatorAgrolimen Ventures+7 more
StrideQ provides an AI-powered phone answering and catering ordering system for restaurants, handling phone orders and catering inquiries without dedicated staff or new hardware.
AI & Machine LearningE-commerceEnterprise SoftwareFoodTechSaaSSan Francisco, US
Shreyansh Gandhi(Founder)inSreehari Pulikkal Sivadasan(Founder)in
Co-investorsY Combinator
A uranium exploration company using machine learning trained on historical geologic and exploration data to locate high-grade uranium deposits across North America for nuclear fuel supply.
Advanced ManufacturingEnergySan Francisco, US
Jade Checlair(Founder)inLeeav Lipton(Founder)in
Co-investorsY CombinatorADINBroadshade InvestmentsClimate CapitalCloverfield Funds LPFAST — by GETTYLAB+18 more
Turion Space builds space infrastructure spanning maneuverable spacecraft, mission planning software, and orbital logistics such as refueling and servicing, with capabilities for space domain awareness and rendezvous proximity operations.
Advanced ManufacturingDeep TechDefense TechSpace TechLos Angeles, US
Ryan Westerdahl(CEO & Co-Founder)inTyler James Pierce(Founder)inPatryk Wiatr(Founder)inRyan W(Founder)in
Co-investorsAngel Collective Opportunity FundAsymmetry VenturesAurelia FoundryBeyond Earth VenturesCenter15 CapitalDG Daiwa Ventures+36 more
Verne Robotics develops robotics technology, with a focus on multi-modal perception capabilities.
Advanced ManufacturingAI & Machine LearningDeep TechRoboticsSan Francisco, US
Neil Nie(Founder)inAditya Jha(Founder)in
Co-investorsCrucible CapitalPioneerRebellion VenturesTranspose Platform ManagementY CombinatorZAKA VC+11 more
Vogent is a platform for building AI voice agents that can handle phone calls, powered by custom conversational models and text-to-speech technology.
AI & Machine LearningEnterprise SoftwareSaaSSan Francisco, US
Jagath Vytheeswaran(Founder)inVignesh Varadarajan(Founder)in
Co-investorsBlackbird FoundryFREEFLOWXG VenturesY CombinatorGlobal Founders CapitalNiche Capital+1 more
Zeit Medical develops a wearable headband with AI-powered sensors that detects strokes in real time and automatically alerts emergency services, targeting patients at high risk for stroke who may be asleep or unable to call for help themselves.
HealthtechMedical DevicesSan Francisco, US
Orestis Vardoulis(Founder)inUrs Naber(Founder)in
Co-investorsCitta CapitalFoundersY CombinatorAxial VCGaingelsHike Ventures+4 more
ZSCC designs AI silicon chips (XPU) optimized for energy efficiency in machine learning inference and training, targeting the infrastructure demands of recursive self-improvement and advanced AI systems.
Advanced ManufacturingAI & Machine LearningDeep TechSemiconductorsSan Francisco, US
Elias Almqvist(Founder/CEO)inPrithvi Raj(Founder/CTO)in
Co-investorsFailup VenturesGeek VenturesOlive Tree CapitalWave VenturesY CombinatorAndreessen Horowitz+8 more
Portfolio news
latest coverage across their companiesNebuSec · ycombinator.com · Jul 23, 2026
Turion Space · finsmes.com · Apr 15, 2026
Terranox AI · techcrunch.com · Mar 26, 2026
Kyten Technologies · ycombinator.com · Jan 28, 2026
Conductor Quantum · ycombinator.com · Jan 21, 2026
Vogent · ycombinator.com · Nov 12, 2025
BrowserOS · ycombinator.com · Sep 19, 2025
Verne Robotics · ycombinator.com · Jul 26, 2025
Frequently asked questions
- How many investments has Hydrocarbon Minerals 4 made?
- Hydrocarbon Minerals 4 has 25 tracked investments, 2 of which have exited.
- What stage does Hydrocarbon Minerals 4 invest at?
- Hydrocarbon Minerals 4 invests at the Seed stage.
- What sectors does Hydrocarbon Minerals 4 focus on?
- Hydrocarbon Minerals 4 focuses on Advanced Manufacturing, Consumer, Enterprise Software, Healthtech, PropTech.