Fundraising Fox
STILLMARK
Venture capitalLos Angeles · 3 people tracked
Also known as STILLMARK MANAGEMENT LLC
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Investment thesis
Stillmark backs founders building the infrastructure and applications of a bitcoin-powered future. The firm focuses on companies across the bitcoin ecosystem, including Lightning Network technology, bitcoin-native financial products, custody and cryptography solutions, energy-efficient mining, and bitcoin-based insurance. Its portfolio spans companies applying bitcoin to reimagine financial services and infrastructure at scale.
Source: firm website, verified Sep 29, 2026.
Team · 3 people
from the firm's website & curatedWhat they invest in
from 21 of 31 portfolio companiesCrypto & Web3 ×16Fintech ×14SaaS ×5Enterprise Software ×4Data & Infrastructure ×3Developer Tools ×3Energy ×3AI & Machine Learning ×2
HQs:United States×6Bermuda×2France×2Brazil×1Germany×1Estonia×1
Who they back
founder profiles across 11 portfolio companiesFounding team size:solo founder×62 founders×44+ founders×1
Where their founders studiedfrom 11 founders with education data
Massachusetts Institute of Technology ×2
What their founders studiedfrom 11 founders with field-of-study data
Computer Science ×4Economics ×3Engineering ×3Business & Management ×2
Where their founders worked beforefrom 14 founders with career history
Microsoft ×3MIT Media Lab ×3
Accelerator rootsportfolio companies that came through a program
Investments · 31 tracked
founders shown can be your intro pathBy year:2025 · 12024 · 12023 · 42022 · 72016 · 114 dated
Glimpse is a regulated Bitcoin prediction market where clients trade event contracts on financial and global outcomes using Bitcoin-denominated positions settled via the Lightning Network.
Crypto & Web3FintechHamilton, BM
Co-investorsConcentric8VCAndreessen HorowitzY Combinator
Satoshi Energy provides a platform and advisory services for large-load energy development, marketing construction-ready power sites to data center companies and helping generation, data center, and financing parties handle site selection, interconnection, contracts, and settlements.
CleantechEnergySaaSHouston, US
Alistair Croll(Co-founder)inAndrew Myers(Executive Officer, Director)Brock Petersen(Executive Officer, Director)
Board seatAlyse Killeen· per SEC Form D
Co-investorsDG Daiwa VenturesHivemind Ventures, LlcPEER VCPlassa CapitalTen31
Alpen Labs builds a Bitcoin layer-2 network that enables financial applications through a ZK rollup with optimistic bridge architecture.
Crypto & Web3FintechNew York City, US
Abishkar Chhetri(Chief Operating Officer)inPramod Kandel(Chief Technology Officer)inSimanta Gautam(Chief Executive Officer)inChandan Sharma Subedi(Co-Founder)inJohn LightinTrey Del Bonis
Co-investorsAccelmed PartnersAsymmetricCastle Island VenturesHivemind Ventures, LlcLaunchpad CapitalMirana Ventures+5 more
Amboss provides data analytics and machine learning tools for the Bitcoin Lightning Network, offering routing optimization and risk management for merchants, consumers, and enterprise users.
AI & Machine LearningCrypto & Web3FintechPortland, US
Anthony Potdevin(Executive Officer, Director)inJesse Shrader(Executive Officer, Director)in
BoardEmanuele Rossi(ML Advisor)
Co-investorsDraper AssociatesFulgur Ventures
Amboss provides analytics, node and channel explorer tools, and free utilities (invoice/LNURL decoding, fiat-BTC conversion) for the Bitcoin Lightning Network.
Crypto & Web3Data & InfrastructureDeveloper Tools
Co-investorsValor Equity PartnersDraper AssociatesFulgur Ventures
Ark provides a customizable digital platform for venture capital and private equity firms to manage investor communications, performance reporting, and document sharing with their limited partners.
Enterprise SoftwareFintechSaaS
Co-investorsAcies InvestmentsAloft VCAlta PartnersAmity VenturesArtis VenturesAsymmetric Capital Partners+21 more
Bipa is a Brazilian financial app that enables users to buy, sell, and manage Bitcoin and US Dollar holdings through Pix transfers and a branded credit card offering Bitcoin cashback.
Crypto & Web3FintechSão Paulo, BR
Co-investorsFulgur VenturesHivemind Ventures, LlcLightning Ventures
Bitstack is a mobile application that enables automatic, low-friction bitcoin savings through recurring purchases and round-up features linked to users' bank accounts.
Crypto & Web3FintechParis, FR
Alexandre Roubaud(Founder)inKabir Sethi(Founder)in
Co-investors13books CapitalKima VenturesLightning VenturesSerenaSoma CapitalY Combinator+6 more
Casa provides self-custody solutions for bitcoin and stablecoins, offering multi-signature security infrastructure for both individual and institutional users.
Crypto & Web3Fintech
Nick Neuman(Founder & CEO)in
Co-investorsAcrew CapitalBlockchain CoinvestorsChampion Hill VenturesCoinbase VenturesF-Prime CapitalFabric Ventures+10 more
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Clovyr offers one-click deployment tools for app publishers, providing a browser-based UI for users to run apps and a custom VSCode environment for contributing developers.
Cloud ComputingDeveloper ToolsSaaSNew York City, US
Patrick Nielsen(Co-founder & CEO)inAmber Baldet(Executive Officer)
Co-investorsDell Technologies Capital
Fipto is a European payment provider holding both a Payment Institution license for fiat and a MiCA CASP license for digital assets, covering the end-to-end transaction lifecycle.
Crypto & Web3CybersecurityEnterprise SoftwareFintech
Co-investorsMotier VenturesSerena
Gridless installs Bitcoin mining operations at renewable, rural mini-grid sites in Africa, buying surplus power to help independent power producers become financially viable while improving grid stability and rural electrification.
Climate TechCrypto & Web3Energy
Co-investorsBrad Mills
Heatbit makes home hardware combining an air purifier with a built-in solo Bitcoin miner, aimed at consumers curious about Bitcoin who want a quiet, appliance-style miner for living spaces.
ConsumerCrypto & Web3Hardware
Hoseki provides cryptographic verification of Bitcoin and digital asset holdings, letting holders generate verifiable proofs of ownership and businesses request and verify counterparty holdings without exposing addresses or sensitive data.
Crypto & Web3FintechSaaS
Sam Abbassi(CEO)inCory Wilbur(CTO and Head of Product)in
Co-investorsF-Prime CapitalFulgur VenturesTen31Valor Equity PartnersAvon VenturesCastle Island Ventures
Lightning Terminal is a web-based dashboard and management platform for Bitcoin Lightning Network node operators that simplifies node management and provides liquidity tools.
Crypto & Web3FintechPalo Alto, US
Elizabeth Stark(Founder)Olaoluwa Osuntokun(Executive Officer, Director, Promoter)in
Co-investorsAbstract VenturesCraft VenturesDigital Currency GroupHivemind Ventures, LlcSlow VenturesSommet AB+10 more
Meanwhile is a licensed Bitcoin-denominated life insurance company whose policies collect premiums and pay death benefits in BTC, with premiums that grow at a guaranteed rate in Bitcoin terms and the option to take Bitcoin loans against policy value.
Crypto & Web3FintechInsurTechHamilton, BM
Tia Beckmann(Chief Financial Officer)in
Co-investorsFramework VenturesFulgur VenturesGradient VenturesSam Altman6th Man VenturesHaun Ventures+5 more
Berlin, DE
Alexander Chroust(Founder)Ferran Punet Soriano(Founder)
Co-investorsFulgur Ventures
IBEX provides settlement infrastructure that connects banks, fintechs, and stablecoins, offering instant final settlement across fiat, stablecoins, and crypto without pre-funding or counterparty risk.
Crypto & Web3Data & InfrastructureFintech
Co-investorsHivemind Ventures, LlcLightning VenturesTen31
Striga provides regulated APIs for digital asset custody, trading, banking, and card issuing across 30+ countries, serving fintech platforms, neobanks, and payment service providers that want to offer crypto and fiat services without holding their own licenses.
Crypto & Web3Enterprise SoftwareFintechTallinn, EE
Prashanth Balasubramanian(Founder/CTO)in
Co-investorsBrincFronturesY CombinatorArtesianBerkeley SkyDeck FundEmles Advisors+3 more
Vespene Energy is an energy development company that provides fully managed, end-to-end electricity solutions, including biogas-to-power projects that convert waste streams into electricity and behind-the-meter on-site generation.
CleantechClimate TechEnergy
Co-investorsNew Layer CapitalVibe CapitalPolychain Capital
Vida is an AI agent operating system with a no-code interface for building, deploying, and managing omnichannel AI agents that handle business communications and operations across voice calls, text, email, web chat, and web calls.
AI & Machine LearningEnterprise SoftwareSaaS
Lyle Pratt(Founder)in
Co-investorsBrad Mills
Voltage is a Bitcoin and Lightning Network payments platform that lets businesses move Bitcoin and stablecoins with instant settlement at near-zero fees.
Crypto & Web3Data & InfrastructureDeveloper ToolsFintechWichita, US
Graham Krizek(Founder)in
Co-investorsFulgur VenturesGV (Google Ventures)Strategic Cyber VenturesTrammell Venture Partners (TVP)Alpha Sigma CapitalAngelDAO+15 more
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
BitwiseChamberIBEXIBEX MercadoLND WorkMeanwhilepnkfrg studiosSphinxStakwork
Portfolio news
latest coverage across their companiesBitstack · bitstack-app.com · Jun 10, 2026
Fipto · pymnts.com · Jan 30, 2026
Meanwhile Bitcoin backed insurance Money · finsmes.com · Apr 14, 2025
Frequently asked questions
- How many investments has STILLMARK made?
- STILLMARK has 31 tracked investments, 1 of which have exited, including 2 dated in the last 24 months.
- What sectors does STILLMARK focus on?
- STILLMARK focuses on Crypto & Web3, Fintech, InsurTech.
- Where is STILLMARK located?
- STILLMARK is headquartered in Los Angeles, US.
- Who does STILLMARK co-invest with?
- STILLMARK most often shares deals with Fulgur Ventures, Hivemind Ventures, Llc, Valor Equity Partners, among 77 tracked co-investors.
- What size deals does STILLMARK back?
- Across 8 deals with disclosed amounts, STILLMARK has joined rounds of $2M – $82M (median $4.5M).
Media · Podcasts & interviews
featuring the teamGoogle ends WFH, $SNOW earnings + Stillmark's Alyse Killeen Angel S6 E7 + Pallet CEO Kai Han | E1400
This Week in Startups · Alyse Killeen
How Fiat went Broke w/ Alyse Killeen of Stillmark Capital
Bitcoin Magazine · Alyse Killeen
Bitcoin Venture Capital with Alyse Killeen of Stillmark. Investing in #Bitcoin startups since 2013
Lightning Ventures · Alyse Killeen
Alyse Killeen of Stillmark "Over The Past 30 Days We've Seen About a Million New HODLers" 8/17/2021
BITCOIN · Alyse Killeen · youtube.com
Alyse Killeen, Managing Partner StillMark Co #blockchaininnovation
FinTech Silicon Valley · Alyse Killeen
Co-investors · 20
Castle Island Ventures is a venture capital firm focused exclusively on public blockchains, backing early-stage infrastructure and application companies at the intersection of traditional finance and blockchain technology.
Gradient is a seed-stage venture fund focused on backing founders building artificial intelligence companies, providing hands-on support as builders and mentors.
Mouro Capital is a venture capital investor backing early to growth stage companies, leveraging its expertise and global network across multiple regions.
Serena is a French venture capital firm founded in 2008 that backs innovative, ambitious entrepreneurs building global category leaders, pairing capital with a large operating team through its PALM platform.
Founders Fund is a venture capital firm that backs technology companies building transformative products.
Acrew Capital is a venture capital firm that emphasizes a team-based approach to investing, offering portfolio companies access to its full team.
Blockchain Capital is a venture firm that has partnered with crypto builders since 2013, investing across the blockchain and digital asset ecosystem.
MS&AD Ventures is the corporate venture arm backed by MS&AD Insurance Group Holdings, investing in early-stage technology companies across insurtech, fintech, digital health, AI and related sectors.
March Capital is an early-growth venture capital firm investing in frontier technology companies focused on the AI revolution, partnering with founders to build category-defining businesses.
Exponent is co-founded by two operators who were early revenue and growth leaders at multiple breakout fintech companies like Plaid, Ramp, Robinhood, and Stytch, and most of their returns flow to nonprofit endowments and hospitals for scholarships, research, and pediatric healthcare rather than traditional wealthy investors. They keep an unusually small portfolio of just a few companies per year while writing lead checks and providing hands-on go-to-market support through their operator network, focusing on companies that rewire financial and data infrastructure in legacy industries.
Bain Capital Crypto is an investment firm focused on the crypto and blockchain sector, publishing cryptography and privacy research alongside its investments in crypto infrastructure companies.
Bitwise Asset Management is a crypto-focused asset manager offering professionally managed investment products — including ETFs, SMAs, private funds, index funds, and staking — that give investors access to cryptocurrency and digital assets.
▶8 more co-investors
Trammell Venture Partners (TVP)13books CapitalGeneral CatalystOak HC/FTTwo Sigma VenturesFuture Perfect VenturesLondon Venture PartnersUnicorn India Ventures
Firms observed investing alongside STILLMARK, from public investor directories. Shared companies are the overlap with STILLMARK's recorded portfolio.
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