Fundraising Fox
San Francisco · Pre-Seed–Seed · 4 people tracked
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Investment thesis
Coelius Capital focuses on early-stage technology startups, primarily backing B2B or B2B2C companies. The firm favors unconventional, 'weird' ideas and emphasizes that validated ideas hold the real value. Typical investment checks range from about $200k to $1m. Founders seeking funding are asked to submit a deck, summary, or at least a paragraph describing their company.
Source: firm website, verified Aug 7, 2026.
Team · 4 people
from public directories
What they invest in
from 25 of 29 portfolio companiesSaaS ×14Enterprise Software ×11AI & Machine Learning ×8Data & Infrastructure ×5Future of Work ×4Marketing Tech ×4Consumer ×3Developer Tools ×3
HQs:United States×19Canada×1
Who they back
founder profiles across 8 portfolio companiesFounding team size:solo founder×22 founders×23 founders×24+ founders×2
Where their founders studiedfrom 11 founders with education data
Bucknell University ×2Stanford University Graduate School of Business ×2University of California, Berkeley ×2
Where their founders worked beforefrom 11 founders with career history
Heyzap ×2
Accelerator rootsportfolio companies that came through a program
Investments · 29 tracked
founders shown can be your intro pathBy year:2025 · 42024 · 22023 · 22022 · 12021 · 42017 · 215 dated
Upflex is a workplace optimization platform that combines an on-demand global workspace network with an AI tool (UnifyAI) that forecasts office attendance, coordinates hybrid teams, and helps consolidate real estate.
AI & Machine LearningFuture of WorkMarketplacesPropTechSaaSNew York, US
Christophe Garnier(CEO & Co-founder)inRajinder Dhaliwal(Director)Ginger Dhaliwal(Co-founder)in
BoardSasha Brown(Director)
Board seatZach Coelius· per SEC Form D · $6.9M raise · filed Apr 2024
Co-investorsBoro CapitalEcosystem Integrity FundGPO FundPerennial PartnersShilling VCClick Ventures+1 more
Asteroid provides a HIPAA-compliant platform that automates workflows across healthcare systems lacking public APIs, including EHRs, payer portals, and government registries through browser automation and AI agents.
AI & Machine LearningDeveloper ToolsEnterprise SoftwareHealthtechSaaSSan Francisco, US
David Mlcoch(CEO)inJoe Hewett(CTO)in
Co-investorsEntrepreneur FirstMITONMyAsiaVCTranspose Platform ManagementY CombinatorBalderton Capital+12 more
Billy provides certificate of insurance tracking and risk management software for the construction industry, helping companies manage insurance documents, requests, and renewals.
Construction TechInsurTechSaaSCoto De Caza, US
Brian Steven Johnson(Executive Officer)Alexander Litovchenko(Executive Officer)Griffin Jack Strier(Executive Officer, Director)
Co-investorsCreative HQ — The IncubatorEntrada VenturesMetaPropMetaProp VenturesShadow VenturesCoinbase Ventures+2 more
Booksy is a free mobile app for discovering and booking appointments with beauty and wellness service providers such as barbers, hairdressers, massage therapists, and manicurists.
ConsumerMarketplacesChicago, US
Konrad Howard(Founder)Stefan Batory(Founder)Kristina Salen(Executive Officer)inRipsy Bandourian(Executive Officer)inEwelina Macewicz(Executive Officer)inSelim Dogguy(Executive Officer)in
PartnerZach Coelius· solo GP
Co-investorsAternusEndeavor CatalystInovia CapitalInovo VCKAYAManta Ray Ventures+11 more
Branch is an AI-powered mobile measurement partner (MMP) and omnichannel linking platform that helps brands measure marketing impact and guide customers across apps, web, email, paid media, social, and connected TV.
AdTechAI & Machine LearningMarketing TechSaaS
Mada Seghete(Founder)inMike Molinet(Founder)inAlex Austin(Founder)Charles Vien(Founder)Connor Hollasch(Founder)Dayton Mills(Founder)
PartnerZach Coelius· solo GP
Co-investorsAlate PartnersCowboy VenturesMadrona Venture GroupNew Enterprise Associates (NEA)Pear VCPlayground Global+27 more
Clubhouse is a social audio platform where users can join live voice conversations and discussions.
Social
Rohan Seth(Founder)inPaul Davison(Founder)
Co-investorsAndreessen HorowitzColor CapitalDream MachineDreamers VCGraph VenturesJames Beshara Fund+15 more
A project management platform designed for startup teams that facilitates collaboration between engineering, product, and design functions.
Developer ToolsEnterprise SoftwareFuture of WorkSaaSNew York, US
Kurt Schrader(Executive Officer, Director)Andrew Childs(Executive Officer, Director)
PartnerZach Coelius· solo GP
Co-investorsNat TurnerAndreessen HorowitzBattery VenturesDST GlobalFlight VenturesLerer Hippeau+4 more
Cruise develops autonomous electric vehicle technology for urban transportation.
Advanced ManufacturingAI & Machine LearningClimate TechMobility & TransportationSan Francisco, US
Kyle Vogt(CEO)inDaniel Kan(COO)inSheldon Quan(Executive Officer)inJohn Kim(Executive Officer)inMo Elshenawy(Co-President & Chief Technology Officer)inRyan Dubuc(Executive Officer)in
PartnerZach Coelius· solo GP
Co-investors11.2 CapitalDraper AssociatesFelicis VenturesFounder CollectiveFounders FundGeneral Catalyst+31 more
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Evernow provides virtual menopause care for women, offering one-time video visits and ongoing membership access to certified menopause providers who prescribe hormone therapy and estrogen replacement.
Digital HealthFemTechWellness & Fitness
Alicia Jackson(Founder)in
Co-investorsAlumni VenturesEnsemble LabsNew Enterprise Associates (NEA)8VCRefactor Capital
Dropbox Sign (formerly HelloSign) is an electronic signature tool for sending, signing, and managing agreements such as sales contracts, NDAs, and offer letters.
Enterprise SoftwareFuture of WorkLegalTechSaaSSan Francisco, US
Neal O'Mara(CTO)inJoseph Walla(CEO)RinAlArieneTina Sy
PartnerZach Coelius· solo GP
Co-investorsBling CapitalGV (Google Ventures)Spider CapitalUS Venture PartnersWebb Investment NetworkY Combinator+8 more
Hudson MX sells cloud-based SaaS software for media buying, planning and media accounting to agencies and advertisers.
PartnerZach Coelius· solo GP
Co-investorsCerity Partners VenturesSandalphon Capital
Jobox provides a marketplace platform that connects skilled home service professionals with customer demand through retailers, franchises, and small businesses across the US.
B2B MarketplacesFintechFuture of WorkSaaSSan Francisco, US
Moshe Levi(Director)Shay Bloch(Executive Officer, Director)
PartnerZach Coelius· solo GP
Co-investorsAcequia Capital (AceCap)FJ LabsResolute VenturesVela Partners
Known is a dating and relationship app built around understanding the user first rather than emphasizing profile swipes and likes.
ConsumerSocialSan Francisco, US
Asher Allen(Director)inCeleste Amadon(Executive Officer, Director)
Co-investorsAdverb VenturesForerunner VenturesPear VC
Learnerbly provides a platform for learning and development, helping organizations manage employee training, growth, and wellbeing programs.
EdTechEnterprise SoftwareHR Tech
Rajeeb Dey MBE(Founder)inRajeeb Dey(Founder)
Co-investorsBeringeaBY Venture PartnersDigital HorizonDigital Horizon VCFJ LabsFrontline Ventures+5 more
Mercury is an investor database listing venture capital investors and their sector focus areas.
Data & InfrastructureEnterprise SoftwareFintechSaaSSector AgnosticSan Francisco, US
Immad Akhund(Founder)inJason Zhang(Founder)inMax Tagher(Founder)inMax Tazhitdinov(Founder)Max Tazhnudinov(Founder)
BoardTom Brown(Director)
PartnerZach Coelius· solo GP
Co-investors500 GlobalAndreessen HorowitzAngel Collective Opportunity FundAtaraxia CapitalBetter Tomorrow VenturesBuilders + Backers+51 more
Mozart Data provides a data platform for centralizing, organizing, and analyzing business data without requiring engineering expertise.
Cloud ComputingData & InfrastructureEnterprise SoftwareSaaSSan Francisco, US
Peter Fishman(Founder)inDan Silberman(Founder)inSofi Pechner(People Operations Lead)
Co-investorsAbstract VenturesBeaconsfield CapitalRackhouse Venture Management LpTaurus VenturesValor Equity PartnersY Combinator+15 more
mParticle provides a customer data platform that consolidates first-party data across channels to help businesses scale operations.
Data & InfrastructureEnterprise SoftwareMarketing TechNew York, US
Andrew Katz(Founder)inMichael Katz(Founder)inDave Myers(Founder)
PartnerZach Coelius· solo GP
Co-investorsArrowroot CapitalBain Capital VenturesBowery CapitalBreakpoint CapitalEniac VenturesFJ Labs+12 more
NiaHealth offers precision longevity health assessments for Canadians, measuring biomarkers and providing personalized health plans delivered by licensed Nurse Practitioners.
Digital HealthHealthtechLongevityWellness & Fitness
Co-investorsEdmonton UnlimitedGolden VenturesRoar VenturesScaleGood Fund LP (powered by TELUS)The 51 VenturesVersion One Ventures
NotiSphere appears to provide digital communication systems for supply disruption notifications, particularly focused on FDA recalls and hospital supply chain transparency.
HealthtechSaaSWest Hollywood, US
Guillermo Ramas(Executive Officer, Director)in
BoardMarc Averitt(Director)in
Co-investorsSupernode VenturesOkapi Venture CapitalRise of the Rest SeedThe Fund
OneSignal provides customer engagement and messaging infrastructure that enables businesses to send personalized, omnichannel communications to their customers at scale.
AI & Machine LearningCloud ComputingDeveloper ToolsEnterprise SoftwareMarketing TechSaaSSan Francisco, US
George Deglin(CEO)inLong Vo(Founder)inMatt Daley(Vice President of Engineering)Ryan Amos(Principal Software Engineer)inZack Hendlin(Head of Product)Josh Wetzel(CRO)
PartnerZach Coelius· solo GP
Co-investorsHemisphere Ventures LLCHubSpot VenturesNewView CapitalNimble PartnersSignalFireY Combinator+10 more
OpenEnvoy provides an AI-based platform that digitizes accounts payable and receivable work, including invoice capture, expense coding, reconciliation, and approval workflows for finance teams.
AI & Machine LearningEnterprise SoftwareFintechSaaS
Parker Moore(Founder)in
Co-investorsAdapt VenturesRiot VenturesRRE VenturesStonewater VenturesUncorrelated Ventures
Partnered operates a digital platform that automates business development by connecting established brands with emerging technology companies.
Data & InfrastructureEnterprise SoftwareSaaSSales TechSan Francisco, US
Baldwin Cunningham(Founder)David Matthews(Founder)inCullen Wilson(Founder)inStuart Ross(Founder)inAdam Michalski(Founder)inTim Sherwood(Founder)in
Co-investorsFundersClubY CombinatorAgrolimen VenturesKima VenturesMTP AdvisorsRothenberg Ventures+4 more
Roar Ventures is a venture capital firm that invests in founders at the earliest (pre-seed/seed) stages.
Sector Agnostic
Co-investorsRBCxGarage CapitalGolden VenturesUncork CapitalVersion One Ventures
Shovels provides a building permit and contractor data platform that uses AI to turn fragmented U.S. permit records into structured, searchable intelligence covering 164M+ permits across 2,450+ jurisdictions.
Construction TechData & InfrastructurePropTechLafayette, US
Ryan Buckley(Founder)inLuka Kacil(Founder)
Co-investorsCool Climate CollectiveFounders NetworkMana VenturesMission One CapitalStepchangeVirta Ventures+1 more
SINAI provides software to help companies measure, reduce, and report their carbon emissions and develop decarbonization strategies.
Advanced ManufacturingAI & Machine LearningClimate TechEnergyEnterprise SoftwareSaaSSan Francisco, US
Maria Fujihara(Founder)inAlain Rodriguez(Founder)inAbdullah Moatasem(Founder)Ahmed Kamel(Founder)Hana Malhas(Founder)Mohamed Elshamy(Founder)
Co-investorsAbstract VenturesAfore CapitalClimacticCollaborative FundDesigner FundEnergize Capital+16 more
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Wunderkind is a fashion brand that sells apparel, including a capsule collection created in collaboration with hessnatur, through its online store.
ConsumerDirect to ConsumerE-commerce
Ryan Urban(Founder)Wolfgang Joop(Founder)
Co-investorsArcher Venture CapitalBattery VenturesPrimary Venture Partners
Wunderkind is a performance marketing platform that helps brands acquire and retain customers through personalized experiences across websites, email, text, and ads.
AdTechAI & Machine LearningDirect to ConsumerMarketing TechNew York City, US
PartnerZach Coelius· solo GP
Co-investorsA-Rod CorpArcher Capital GroupArcher Venture CapitalBattery VenturesContour Venture PartnersCross Creek Advisors+4 more
AI-powered search engine for electronic components.
Co-investorsAugment VenturesBee PartnersNido VenturesOmni VenturesHustle FundJAZZ Venture Partners
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.
Exits · 4
4 acquisitions · showing 2Portfolio news
latest coverage across their companiesOneSignal · ycombinator.com · Jul 14, 2026
Mercury · thesaasnews.com · Jul 8, 2026
Branch · trysignalbase.com · Mar 25, 2026
Asteroid · ycombinator.com · Dec 9, 2025
Shovels · shovels.ai · Jun 10, 2025
Frequently asked questions
- How many investments has Coelius Capital made?
- Coelius Capital has 29 tracked investments, 4 of which have exited, including 4 dated in the last 24 months.
- What stage does Coelius Capital invest at?
- Coelius Capital invests at the Pre-Seed, Seed stages.
- What is Coelius Capital's typical check size?
- Coelius Capital typically writes checks of $200K – $1M.
- What sectors does Coelius Capital focus on?
- Coelius Capital focuses on Data & Infrastructure, Enterprise Software, Healthtech, SaaS.
- Where is Coelius Capital located?
- Coelius Capital is headquartered in San Francisco, US.
- Does Coelius Capital lead rounds?
- Yes, Coelius Capital leads investment rounds.
- Who does Coelius Capital co-invest with?
- Coelius Capital most often shares deals with Y Combinator, FJ Labs, GV (Google Ventures), among 124 tracked co-investors.
Media · Podcasts & interviews
featuring the teamWho Wins the AI Race: Startups or Giants? | Zach Coelius, Coelius Capital
VNTR · Zach Coelius
Zach Coelius (Coelius Capital) - From Entrepreneur to Investor: Finding Product Market Fit
Techsylvania · Zach Coelius
Q&A - Zach Coelius (Coelius Capital)
Techsylvania · Zach Coelius
He raised a $33 Million VC fund in 3 weeks over Zoom calls🤯 - Zach Coelius, Founder, Coelius Capital
VC10X with Prashant Choubey · Zach Coelius
Venture Insights with Zach Coelius: Unlocking Startup Potential at Coelius Capital
Grace Gong · Zach Coelius
How To Raise a VC Fund as a Solo GP: Zach Coelius of Coelius Capital
Foundersuite: Fundraising For Startups · Zach Coelius
Images
Co-investors · 83
Andreessen Horowitz (a16z) is a venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz, known for pioneering the platform model with a large team of operators supporting founders across stages.
Battery Ventures is a global investment firm that has backed more than 450 companies over its 40-year history, operating its investment staff as a single global unit.
Homebrew is an early-stage venture firm backing mission-driven founders, investing its own capital primarily at the pre-seed and seed stages.
Golden Ventures is a seed-stage venture capital firm that backs early-stage technology companies, with a portfolio concentrated in Canada.
GV (Google Ventures) is a venture capital firm that has invested in AI and machine learning since its early days, backing more than 100 AI companies across infrastructure, life sciences, and applications.
Founders Fund is a venture capital firm that backs technology companies building transformative products.
Greylock Partners is an early-stage venture capital firm that partners with founders building companies from inception. Its partners make only one or two new investments per year to focus deeply on each partnership.
New Enterprise Associates (NEA) is a venture capital firm that invests in and provides long-term support to founders building new companies.
BoxGroup is an early-stage venture capital firm that invests in startups at their earliest stages.
Spark Capital is a venture capital firm that partners with founders, known for early investments including leading Twitter's Series B in 2008.
Quiet Capital is an early-stage venture firm run by builders who back founders from day zero.
RRE Ventures is a boutique early-stage venture capital firm that backs founders across sectors, combining decades of experience with AI-driven analysis throughout the investment lifecycle.
▶71 more co-investors
SignalFireHustle FundVersion One VenturesSequoia CapitalCraft VenturesFounder CollectiveFelicis VenturesBain Capital VenturesFoundation CapitalCoatue ManagementGoat CapitalFundersClubAME Cloud VenturesForerunner VenturesCatapult CapitalFoundryKindred VenturesUncorrelated VenturesTribe CapitalArray Ventures Management LlcSaga VenturesGraph VenturesTrucks VCJAZZ Venture PartnersPIPELINE CAPITAL PARTNERSPiton Capital LLPNKM CapitalMsd CapitalBeringeaOmni VenturesKhosla VenturesLong Journey VenturesOffline VenturesElectric CapitalQED InvestorsPoint NineDCM VenturesMaC Venture CapitalZetta Venture PartnersPoint72 VenturesOMERS Ventures2xNPolychain CapitalAnorak VenturesZoom VenturesStageOne VenturesBDC Venture CapitalRavelin CapitalHighbury HoldingsMorado Venture PartnersSweet CapitalLombardstreet VenturesMerus CapitalPrimitive VenturesTRANSFORMATION CAPITALBetter Capitalsuper{set}Ligature VCOperator VenturesSaaSholicSommet ABInvariantes FundCapnamicIris CapitalSand Hill AngelsFabric VenturesBDMICake VenturesSCOR VenturesGTMfundVree Ventures
Firms observed investing alongside Coelius Capital, from public investor directories. Shared companies are the overlap with Coelius Capital's recorded portfolio.
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