Macy Mills @_CallMeMacy
Partner @a16z | head of GTM @speedrun | I help early-stage founders sell their products speedrun.a16z.com Los Angeles, CA Joined April 2009-
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[New] from a16z @speedrun: The Outsider founders are winning the AI B2B race we used to say founder x market fit was everything but in this AI wave, Outsider founders who are AI native are outmaneuvering their industry veteran competitors just look at @TennrOfficial…
@_CallMeMacy behind the scenes 🔥
@_CallMeMacy behind the scenes 🔥 https://t.co/L52wWJICay
SR005 Progress day happening at @speedrun - the investors are all front row giving founders real time pitch feedback
🚨 a16z @speedrun applications are now open! we invest up to $1M in new start-ups building at the frontier - but that's just the start. beyond the investment, founders join a legendary community, work with our world-class operating team, and tap into the a16z network. details…
A16Z SPEEDRUN 2026 UPDATE: I think most people secretly know if they’re founders or not. Some of you can never be happy working inside a giant company, writing docs, in endless meetings. Deep down, you know you’re supposed to build. we're opening up a16z speedrun today! We are…
🚨 WE’RE RUNNING IT BACK 🚨 Next Thursday: another live @speedrun Webinar → featuring 3 new a16z speedrun companies. This round: live demos on the Future of Work 🧑💻🤖 If you’re curious how AI is reshaping the workforce, this one’s for you. 👉 Sign up: bit.ly/a16zsrfirstlook
Buzzing from @rhobusiness x @speedrun party last week.
When @EmmaBWaldron captures your whole personality in 2 seconds 😅
this might be the best birthday invite I've ever seen @besartcopa zoom in for the real treats lol
Finished this Kyoto-Gion Alley Book Nook by Anavrin tonight. So frustrating but so content it’s done 🤣
2 things: 1. I wear company swag when you give it to me 👀👀 2. I lost my mind and am fostering 4 3-week old puppies (with all my free time 🤣)
Sunday night treat from @opensesame_dev 😋

Jiyun Hyo @canermaker
349 Followers 672 Following building AI for 1B people who need compelling data visualizations every week | CEO @givance_ai | 2x exits | 1x asteroid | ex-@StartX/@AlchemistAcc
DL Kelloggs @dlkelloggs
86 Followers 326 Following high finance to high tech let's build https://t.co/qHLzHodlLl
Ulises 🇦🇷 @Ulisesjz
836 Followers 1K Following Building → https://t.co/x9281VyxFx 🧡 | Education should be beautiful | Liberal como Borges
Westinghouse.ai @WestinghouseAI
6 Followers 27 Following Create original patent drawings in seconds using generative AI. Patent approved by USPTO with additional patents pending.
Yog ☕️ @yogeshgo05
480 Followers 1K Following Co-Founder/CEO @playyolorekt, prev @spankchain, @boostvc alum.
Samanth shetty @samanthshetty_
156 Followers 258 Following 20y/o Indie maker, cooking something badly 🪄
Cathleen Turner @_cat_turner
3K Followers 3K Following cursor for AR / billing automation for ops-heavy industries- logistics, fintech, manufacturing· founder @autalyco · software engineer · building @fdotinc
Moudjahid Moussa @moudjaonline
159 Followers 153 Following NYU | Building https://t.co/aPmcvTBlxT (AI LMS for schools)| I like watching anime and running sometimes| UWC alum
Mohamed zair @Mohamedzairr
4 Followers 164 Following
Anthony Sistilli @SistilliAnthony
3K Followers 173 Following I build stuff and make dumb tech videos. founder @ https://t.co/uSVQpnkI2I - prev founder @rib_gg (acquired)
Mitul B. @mitulbharti
2K Followers 1K Following attention warfare @adsfactoryai , prev @zereusai & eCom | $20M+ cum. rev
Tom @tomzaragoza
2K Followers 924 Following building https://t.co/dYADHmpuYf - prev built { https://t.co/XYWGN21Spx, https://t.co/btLyG84Ptf }
Anirudh @ani_on_x
80 Followers 40 Following
BrewJohnson @brewjohnson
3K Followers 1K Following Founder of Loan Labs. Former founder & CEO @PeerStreet, a marketplace for investing in real estate backed loans that ended tragically.
Derek Deming @ddeming_
202 Followers 1K Following engineering and infra @MSFTResearch | ex PhD (ABD / dropped out)
Puneet Agarwal @Puneet1409
332 Followers 2K Following
rayan @traderayann
3K Followers 6K Following
Agboola O. Sampson @Smpsnseun
680 Followers 4K Following Microbiologist (BTech) | Entrepreneur | Federal Ministry of Health and Social Welfare | Founder & CEO of @imisihealthcare (🦄).
Ryan Junejo @RyanJunejo
47 Followers 206 Following breaking everything @crashlabs_ai next36'35 Prev @cohere, @vector_Inst, @uoft
Ed @ed_rihan
11 Followers 94 Following Co-Founder @VELVET_AI_App | Architect turned technologist | Ex-Tesla | Building an AI fashion shopping agent | Sharing the founder journey
Drew @Drew_CB
4 Followers 204 Following
Olivia Dorey (she/her... @olivia_dorey_ns
2K Followers 5K Following
Marian Bacol @marian_bacol888
14 Followers 108 Following Founder @ Nervana: AI powered+personalized somatic wellness platform | TEDx Speaker: Nervous system regulation, Embodied leadership & AI for good
Mert Yerekapan @mertyerekapan
978 Followers 738 Following building https://t.co/4Tny8WrKlk | @lof_app (hiring cmo) also https://t.co/pTq9pacMVY - 2 more in stealth nomading in 🇪🇸
Andrew Yakovlev @a_yakovlev
756 Followers 2K Following co-founder https://t.co/rck0AR6iJI - sculpting with entropy - ask me about fidelic mindprints - sota always
Eliezer Djessou @eldjee5
45 Followers 329 Following Co-founder, Agentic Operating System - Future of finance, Kemba
Albestio @Albestio
2K Followers 5K Following Founder of Bridder 🚀 | Innovating campaign management for gaming & entertainment brands 🎮 | Data-driven strategies 📊 | Passionate about tech & marketing 📈
angie @angiequac
10 Followers 187 Following
ANTINN @byantinn
4 Followers 57 Following 🇪🇺 Europe Guy got to 🇺🇸 SF Building smart caps 🪩Sidequest DJ
Dray @vinemond001
448 Followers 3K Following Cloud Developer/ Oil Palm Farmer/📸/Building @softlinknigeria @avidbookies
Matt S. (Classic) �... @RVAClassic
5K Followers 7K Following Founder & Visionary Builder | D2D Sales Master | Inspiring Innovation, AI Apps & Pipeline Ventures | @OperatorUplift | ACTIONER @_TheResidency | 🇺🇸 🇨🇦 🇨🇳
Connor Jewiss @connorjewiss
51K Followers 2K Following Marketing @calorik_ai, building @PhavourLtd, investing @Timeless VC | Ex: decks @TheDeckCo, content @ChapterOne & @producthunt | Words on @StuffTV @iMore @CNET
BSOLZ @BSOLZ_
48K Followers 1K Following 👨🏽🔧: Social Media Lead at @WatchPlayback • 🧑🏽💻:Building Ideya App • 📧: [email protected]
Dominic Joseph @achokwu_joseph
67 Followers 207 Following Founder & CEO of EvexAi https://t.co/DPkb8JmwQa
Andrii Tsok @AndriiTsok
815 Followers 6K Following Tech founder @tryontechnology & @bot • Principal Engineer & CTO • Software Architect • Open Source & AI builder • Digital nomad & startup advisor
🌶 Jonathan Peppers @JonathanPeppers
6K Followers 230 Following I build tools to build apps in C#. @Microsoft Engineer on the Android workload for .NET, formerly https://t.co/2c1O3nBLYJ. Moving to https://t.co/eMRUPMjz3t
BrewJohnson @brewjohnson
3K Followers 1K Following Founder of Loan Labs. Former founder & CEO @PeerStreet, a marketplace for investing in real estate backed loans that ended tragically.
Ezra AI Labs @ezraailabs
53 Followers 55 Following Helping recruiting teams quickly screen and rank hundreds of applicants through customizable voice AI interviews.
Peter Blackwood @DigitalPAB
90 Followers 95 Following Partner @a16z, Consumer & Games Capital Network. Proud father, frustrated fly fisherman, former investment banker
Harsh Patel @Harshbuddy98
131 Followers 135 Following Building Kanu AI (a16z speedrun), ex-ScaleAI engineer, ex-AWS global sales + security. The future belongs to optimists.
Jeffrey Greller @JeffreyGreller
6K Followers 212 Following Surfing; in the early AM. Helping Creators, Builders & Founders; during the day. Watching Anything LA Sports & Playing Games; in the late PM.
Nader Khalil🍊 @NaderLikeLadder
9K Followers 3K Following Director of Developer Tech @ NVIDIA, Co-founder/CEO https://t.co/GCUjRDOu73 acquired by NVIDIA • I laugh til I cry it's not the same on zoom •YC W20 | UCSB • views are my own
Rex Sorgatz @fimoculous
11K Followers 2K Following media collector, product consultant, creative technologist. author: https://t.co/E6ICyoEsGO
Kevin Pereira @Attack
224K Followers 2K Following occasionally televised person + work in progress. co-creator/host: @aiforhumansshow discord: https://t.co/jRK1SPsdNG
JoyMarcus @JoyMarcus
1K Followers 105 Following EVP/GM Digital Conde Nast Entertainment, former CEO @Bloglovin', MD @GothamVentures, @Princeton University professor. Women in Tech advocate. West Village mom.
Avi Chad-Friedman @avichad4
47 Followers 162 Following Engineer. Cofounder, CTO @ Kintow (a16z sr005)
ivan @RomeroIvanE
414 Followers 660 Following Co-Founder @kintow and founder of @conlecheatl. previously product lead @usenash, @blankstreet (built memberships) and product /ops @uber
Shani Deutsch Daniel @shanyd100
19 Followers 85 Following
Karan Grover @itskarangrover
139 Followers 333 Following Building Kanu AI (a16z speedrun) | YC Alumni | ex-Amazon ML Engineer | ex-DoorDash
DM @damirakyan
705 Followers 934 Following Building something new in consumer - backed by a16z SR Living vicariously through myself
Cooper Bills @CooperBills
54 Followers 122 Following 🦄 | Co-Founder and CTO at SUN | a16z Speedrun 005 | Ex-Palantir
V (Frank) @V_antihero
2K Followers 97 Following Game Director & Co-Founder @antihero_games (x-Brawl Stars Designer)
Ido Zabarsky @IdoZabarsky1
55 Followers 113 Following Co-Founder & COO, @Limy AI, Building in public, a16z SR
Jordan Carver @j10rGames
52 Followers 152 Following
Cyan Banister @cyantist
74K Followers 4K Following Venture Artist @longjourneyvc, joy amplifier. subscription fees go to Inflection Grants: https://t.co/uSqtEEfUf3.
David Huang - DH @huangdave
104 Followers 101 Following
Philip Lee @phill33t
167 Followers 298 Following
Michael Shang @michaelsshang
116 Followers 149 Following a16z speedrun SR005. Building AI Friends@Daedalia. Product and Tech Person. Author.
Pierre-Antoine ROHR-L... @RohrAntoine
100 Followers 211 Following Founder at AgentAstra - AI & SupplyChain - a16z @speedrun 005
Madeline Park 🐜 @madelinehpark
675 Followers 422 Following expanding surface area luck with @benleejamin / prev @uber @columbia @pearvc @neo
Tobias Otte @stereobit
504 Followers 319 Following Co-Founder / CTO / Stealth, I like to climb things
Alexey Zanin @zanin_alexey
34 Followers 85 Following AI agents for SOX audits | a16z @speedrun | ex-@Meta
Paul Deschamps @_pauldeschamps
188 Followers 922 Following Ultra-endurance athlete and sleep expert, Co-founder at Moona Health
Creston Brooks @crestonbrooks
371 Followers 206 Following building ~ previously @SentientAGI @princeton_nlp ~ all 📠 no 🖨️
Sebastien Deguy @SebDeguy
6K Followers 2K Following Founder of Allegorithmic, makers of “Substance”, now VP 3D & Immersive at Adobe. Also a writer / musician / animation producer / slasher. Views my own.
Paddy Lambros @paddy_dex
67 Followers 133 Following
Ayush Shah @ayushshah
47 Followers 22 Following Co-Founder & CTO of a stealth start up. Decade of experience building AI applications across research labs & start ups. Computer Science from Oxford.