Tressfecta wants to make hair braiding a less arduous task for hairstylists

Tressfecta builds products for textured hair. Its first project is a tool called Plait Pilot that helps braiders with the initial process of separating hair from packs before braiding begins.

Hiyd is a health tracker that attaches to the watch you already wear

Former Apple engineers figured out how to get a biometric sensor to attach to your watch without any magnets or adhesives.

Apate sends AI agents undercover to get scammed so they can gather fraud intelligence

Most companies use AI agents to ship products faster or speed up workflows. Apate.ai sends them undercover to get scammed.

Industrial Next wants factory robots to switch tasks in minutes, not weeks

Industrial Next helps manufacturers automate complex, delicate tasks that have traditionally required human labor.

Helix Carbon says it can make iron cheaper by recycling blast furnace pollution

The steel industry is a big polluter, but Helix Carbon can upcycle pollution from blast furnaces to drive down emissions and improve margins.

Flox Intelligence is building AI to keep wildlife away from trains, airports, and roads

Flox’s edge devices can identify animals and use species-specific sounds to drive them away from critical infrastructure.

Laplace Intelligence red-teams robots and self-driving cars before they hit the real world

University of Michigan spinout Laplace Intelligence uses AI agents and interactive simulation to stress-test robots and self-driving vehicles before deployment. The profitable startup is competing in Startup Battlefield at TechCrunch Disrupt, October 1…

MIT startup says it can turn diesel trucks into cheaper hydrogen haulers — see it at Disrupt

Diesel is expensive and polluting, and LNK Energies says it has come up with a way to replace it with hydrogen, all while undercutting diesel on cost.

The 2026 Startup Battlefield Top 20: From organs to orbit and everything in between

Twenty founders just earned their shot at Disrupt glory. They’re headed to the main stage at TechCrunch Disrupt to compete for the $100,000 prize and the coveted Disrupt Cup.