Startup founder and angel investor (a16z speedrun scout). Currently: building HumanDirectory.ai to build the world's first AI-friendly open social network. 🪩 Previously: Product Lead at Rippling, Head of Product at Hofy (acquired for $XXXm by Deel), founded 3 VC-backed startups: - Aria, AI video editor backed by Kima Ventures, Stride.VC, Antoine Martin and Alexis Bonillo - Sidekick, a B2B SaaS-enabled managed marketplace for coaching, backed by Afore Capital and TheFamily. - Tinbox, a crowdfunding platform for non-profits Kind of studied at Warwick University (UK) for 2 years. Angel invested in about 20+ startups with small checks. Backed some solo-GP funds from my friends: Pietro Invernizzi (Firedrop I & II), Michelangelo Valtancoli (Chaotica). And backed the community fund from the A16Z SPEEDRUN (SR004 & SR005).
Co-Founder
HumanDirectory
Mar 2026 – Present · 3 mos
Building the world's first LLM friendly open social network.
Co-Founder
Disket, Inc
Apr 2023 – Present · 3 yrs 2 mos
Disket is building software that connects people and machines. We are backed by A16Z Speedrun, Afore Capital, Volo Ventures, Firedrop and other amazing angels.
speedrun.a16z.com/companies/ghosted/adrien-guilmineauVC Scout
a16z speedrun
2025 – Present · 1 yr 5 mos
Writing small checks to founders that may be a good fit for a16z's Speedrun program.
Product Lead
Rippling
May 2023 – Apr 2024 · 11 mos
Rippling is an all-in-one HRIS, Payroll, ATS, Spend, Devices & IT solution for companies of all sizes.
Head of Product
Hofy
Nov 2021 – Apr 2023 · 1 yr 5 mos
Hofy makes it easy to procure and manage global employee equipment. Acquired by Deel $XXXm.
Co-Founder & CEO
Aria
Apr 2020 – Nov 2021 · 1 yr 7 mos
Aria is an AI mobile video editor for vlogs & podcasts. $650k seed from Stride.VC, Kima, Quiet Capital & Zenly co-founders.
Co-Founder & CEO
Sidekick
Sep 2016 – Mar 2020 · 3 yrs 6 mos
Sidekick is a SaaS enabled managed marketplace for professional coaching. Customers: Facebook, BNP Paribas, Procore Technologies, A.T.Kearney, Paramount Pictures, Typeform, Algolia, Dataiku, Circle Pay... $1.5m seed from Afore Capital, TheFamily & 40 angels.
Co-Founder & CEO
Tinbox
Jan 2014 – Sep 2016 · 2 yrs 8 mos
Tinbox helps nonprofits crowdfund on social media. Customers: Charles Schwab, Clorox, SAP... $500k seed from SpringVC, TheFamily, Tumml & 15 angels.
retaildive.com/ex/mobilecommercedaily/charles-schwab-donates-on-users-behalf-in-san-francisco-app-launchFellow
The Family
Apr 2014 – Nov 2021 · 7 yrs 7 mos
Paying it forward
B.S. Management at Warwick Business School
Sep 2012 – Apr 2014I studied for 2 years at Warwick before dropping out to start my first company.
Sapiom
Sapiom is agentic payments for APIs
Ori
Ori is a GPU cloud for inference.
Firedrop
Firedrop is a solo GP fund by Pietro Invernizzi investing super early in EU founders.
Unison
Unison (YC W22) is building a VR headset & OS.
Cargo
Cargo (YC S23) is a CRM built directly on top of your data warehouse
Finnt
Finnt (YC W22) uses AI to analyse investment opportunities for finance professionals.
Elfin Market
Elfin Market makes the lowest APR credit card on the market.
Kresus
Kresus helps large companies improve their working capital through supplier payment solutions.
Posted
Posted is the simplest way to track your parcels.
Semper
Semper (aq. Crowdcube) makes it easy for companies to run smooth employee liquidity programs.
Dmail.me
Dmail.me is a messaging app built on top of the most widely used decentralised network: email.
Prometheus
Prometheus (YC W19) transforms atmospheric carbon into jet fuel.
Finary
Finary (YC W21) is a wealth tracking app.
Altacasa
Altacasa makes holiday home co-ownership possible.
Club
Club helps creators monetize premium content through subscriptions, commerce & more.
Mercury
Mercury is a business bank account for US startups.
Bellman
Bellman makes managing your apartment building seamless in France.
Payfit
Payfit (secondary series B) makes paying your employees easy and compliant.
Fairmint
Fairmint makes it easy for stakeholders to invest in your company through tokenized cap tables.
Sunsama
Sunsama (YC W19) turns your calendar into a productivity hub.
Artikuno Commerce
Artikuno Commerce buys & scales Shopify stores.
Shipfix
Shipfix (aq. Veson Nautical) is a messaging & data product for the shipping industry.
Atlas Card (aka. Point)
Point (YC W19) is a debit card with credit card rewards and benefits.
Dyneti
Dyneti (YC W19) is credit card scanning SDK with build-in fraud prevention.
Harmony
Harmony makes affordable CBD products.
YSplit
YSplit (YC W19) allows roommates to split bills.
Nabis
Nabis (YC W19) helps cannabis businesses operate in the US.
Clarisights
Clarisights allows marketing teams to build better reports.
Jinka
Jinka helps people buy and rent.
Span Health
Span Health (aq. Eight Sleep) is an AI coach for your health data.
Startup Seed Deck Review
I'll spend 30min going over your deck giving you feedback on how to improve it, how to sharpen your story, show momentum and get excited about your business. This is a no-BS 30-min session in which you'll get radical honestly from me about your startup and it's chances of raising capital from Venture Capital or professional angel investors.