- HackSummit
- Posts
- ⌛️ 1 week to go
⌛️ 1 week to go
See who's going, who's on stage and who you'll meet at the Startup Fair

HackSummit is just around the corner.
Yes, we’re just 1 week away from opening the HackSummit doors and welcoming hundreds of Climate Deep Tech Founders, Funders and operators to fast track their end of year networking, fundraising and dealmaking.
And if you haven’t got your ticket yet, good news. You’re just in time.
The networking platform is about to go live. Schedules will fill up fast with 1-1 meetings, side events and unmissable sessions. Register today to be first in line.
To share a taster of what’s planned, we are giving you a sneak peak of who will be joining us at Newlab on December 10-11th. Scroll on down 👇
And to make it a little sweeter, use code JUSTINTIME to save 20% and join us all there.
In today’s edition:
👋 Here’s Who’s Attending
Meet Founders, Funders and Operators heading to NY next week on December 10-11th.
The list keeps growing, already confirmed to join us includes:
Founders: From some of the most funded ClimateTechs as well as the up-and-coming names to watch: Brimstone, Crux, Endolith, Rainmaker, Earth AI, EVOLOH, Hertha Metals, Thea Energy, SirenOpt, Lumina, Framework, Navier, Twelve
Investors: Partners and Principals who are actively deploying capital and looking to find their next deals: Breakthrough Energy, DCVC, Andreessen Horowitz, AlleyCorp, Tamarack Global, Engine Ventures, Voyager Ventures, Superorganism
Corporates and Ecosystem: Decision-makers who can accelerate your growth in 2026 with new partnerships and networks: Genista Biosciences, Daikin, IQGEO, Schreiber Foods, Morrison Foerster, Canary Media, Net Zero Insights
🎤 Insider Know-How on Fundraising and Scaling
40 top-tier speakers from leading VC funds and trailblazing startups will take to the stage to share their growth strategies, fundraising tactics and unique approaches upend industries with decarbonization and defossilization technologies.
Secure a front row seat today to ask your questions and hear first-hand from change makers working on:
⚛️ Reinventing stellarator fusion energy - Thea Energy
🌊 Autonomous systems to steward the ocean - Ulysses
🦠 Revolutionizing mining with microbial Power - Endolith
⛏️ Green steel cheaper than conventional - Hertha Metals
🧀 Precision fermentation for animal-free cheeses - Formo
🔬 Continuous fermentation for biomanufacturing - Pow.Bio
⛏️ Turning mine waste into climate-positive cement - WAS Co
💧 High-throughput manufacturing of electrolyzers - EVOLOH
🌦️ Cloud seeding to increase rainfall and fight drought - Rainmaker
🧱 Carbon-free Portland cement and smelter-grade alumina - Brimstone
🔬 AI-powered platform for real-time manufacturing inspection - SirenOpt
🔦 22 New Talents at the Startup Fair
22 promising ClimateTechs from across NYC, the US and around the world join us across 2 floors at the Startup Fair.
Their Founders and CEOs come to the HackSummit eager to showcase their groundbreaking technologies and are actively seeking their next big collaboration, looking for investors, or ready to partner to scale their impact.
Get ready to meet the teams behind advancements in zero-carbon power from Ammonia, advancements in nuclear fusion, chemical recycling using hydrogen, efficient magnesium production and turning mining waste into next‑gen construction materials… to name a few.
🪅 Make the Most of Your Trip
Networking and new connections happen before, during and after the Summit.
Whether you’re joining the HackSummit or not, you’ll fit right in at our ClimateHack Meetup tomorrow on the topic of meeting rising energy demands. Free to attend but registration necessary. Sign up here.
And if you’ve got your HackSummit ticket, then join us at our Official Side Event. Together with Anywhere Ventures and Tarform we’ve found the perfect excuse to carry on the fun.
See you in NYC, where we’ll close out 2025 on a high note with new connections and actionable growth strategies.
Together, we’ll set the stage for an even stronger 2026.
Until next week,
Laura at Hack
P.S. Got questions? Hit reply to this email or schedule a call with us.

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