Yearly, TechCrunch’s Startup Battlefield pitch contest attracts hundreds of candidates. We whittle these purposes all the way down to the highest 200 contenders, and of them, the highest 20 compete on the massive stage to develop into the winner, taking residence the Startup Battlefield Cup and a money prize of $100,000. However the remaining 180 startups all blew us away as effectively of their respective classes and compete in their very own pitch competitors.
Right here is the total checklist of the clear tech and vitality Startup Battlefield 200 selectees, together with a notice on why they landed within the competitors.
AraBat
What it does: AraBat has developed a recycling expertise that recovers vital metals like nickel, cobalt, and others from spent lithium‑ion batteries.
Why it’s noteworthy: The corporate’s course of is bio-based, utilizing plant waste like citrus peels fairly than poisonous chemical compounds.
Aruna Revolution
What it does: Aruna Revolution has developed a compostable pure fiber menstrual pad from agricultural by-products.
Why it’s noteworthy: Aruna has redesigned the menstrual pad right into a product that works effectively but nonetheless decomposes rapidly and avoids plastic and dangerous chemical compounds.
CarbonBridge
What it does: CarbonBridge builds bioreactors for microbial gasoline fermentation that transforms waste gases like methane and CO₂ into beneficial molecules.
Techcrunch occasion
San Francisco
|
October 13-15, 2026
Why it’s noteworthy: CarbonBridge says its expertise is extra environment friendly than different strategies to synthesize molecules.
Carbon Negative Solutions
What it does: Carbon Unfavourable makes use of an AI-powered platform to show industrial wastes and minerals into cement.
Why it’s noteworthy: The corporate says its cement can be utilized with normal gear, making it reasonably priced, but its course of transforms this main constructing materials to develop into carbon unfavourable.
COI Energy
What it does: COI Power runs a market the place enterprises should purchase and promote extra vitality capability, in addition to get higher, predictive insights into their vitality wants.
Why it’s noteworthy: By letting enterprise campuses share their reserved vitality allotments with one another, the corporate immediately optimizes grid utilization.
Coral
What it does: Coral gives an AI-powered carbon accounting administration platform.
Why it’s noteworthy: It automates information assortment and reporting of the vitality footprint and makes use of the blockchain to hint, and keep accountable for, carbon credit.
Emobi
What it does: Emobi gives an AI-powered cloud platform for common electrical automobile charging.
Why it’s noteworthy: The corporate’s service helps safe computerized charging for EV charging networks, even on legacy {hardware}.
EnyGy Limited
What it does: EnyGy has invented a line of upper efficiency ultracapacitors, an vitality storage system that rests someplace between a traditional capacitor and a battery.
Why it’s noteworthy: The corporate makes its ultracapacitors by melding activated carbon electrodes with a state-of-the-art electrolyte and claims this boosts vitality densities as much as double the capability of options, whereas remaining cost-effective.
Ganiga Innovation
What it does: Ganiga gives an AI- and robotics-powered rubbish bin known as Hoooly that acknowledges and kinds recyclables.
Why it’s noteworthy: Ganiga is promoting Hoooly to enterprise campuses and industrial websites like airports to spice up recycling charges, providing analytics that help with ESG reporting.
Gemini Energy
What it does: Gemini has developed a gas cell expertise that may generate energy on-site, changing gasoline into electrical energy with out combustion, it says.
Why it’s noteworthy: The corporate is advertising its clear tech energy generator at information facilities and says its techniques might be deployed in months versus the years wanted to improve a traditional energy grid.
Helix Earth
What it does: Helix Earth has created merchandise for earth from liquid-gas chemistry designed for spacecraft, together with ultra-efficient HVAC and carbon seize techniques.
Why it’s noteworthy: The corporate says its processes are way more energy-efficient whereas being extra reasonably priced and might be retrofitted to industrial rooftops.
HKG Energy
What it does: HKG vitality has created a next-generation silicon materials for lithium-ion batteries.
Why it’s noteworthy: HKG says its tech will increase battery performances by 80% but prices as much as 40% lower than these utilizing standard supplies.
HomeBoost
What it does: HomeBoost gives a do-it-yourself vitality evaluation system that helps owners establish leaky home windows and discover rebate alternatives and different methods to chop their vitality payments.
Why it’s noteworthy: It ships to owners customized {hardware} that, coupled with a smartphone app, scans the house after which residence vitality consultants evaluate and produce the report.
HyWatts
What it does: HyWatts provides modular techniques that generate vitality on-site for industrial makes use of.
Why it’s noteworthy: It calls its system Energy-Plant-in-a-Field, which integrates hydrogen storage and reversible gas cells for, it says, zero-emission, off-grid electrical energy at far decrease prices than battery storage.
Kaio Labs
What it does: Kaio Labs develops CO2 conversion applied sciences to rework waste carbon dioxide into beneficial chemical compounds like carbon monoxide, formic acid, and ethylene.
Why it’s noteworthy: Kaio makes use of an AI-powered workflow to automate discovery, with the objective being to extract these chemical compounds in a cost-competitive method.
MacroCycle Technologies
What it does: MacroCycle has invented a patented polyester textiles recycling expertise.
Why it’s noteworthy: The corporate guarantees to make recycled plastic as cheap as virgin materials by way of tech that separates the fascinating artificial fibers from waste textiles.
Namu Robotics Corporation
What it does: Namu Robotics offers tree-planting robots geared towards re-forestry initiatives.
Why it’s noteworthy: The world doesn’t have the assets to replant timber quick sufficient between the labor concerned and the terrain, so Namu’s tech guarantees to automate the method.
Naware
What it does: Naware gives an AI-powered robotic weed killer that attaches to lawn-mowing gear to kill weeds because the garden is mowed.
Why it’s noteworthy: Not solely does it auto-detect weeds, but it surely additionally makes use of scorching steam to kill them, fairly than poisonous herbicides.
Segura
What it does: Segura gives a proprietary methodology to check water high quality that delivers almost prompt outcomes with out the necessity to rent testing consultants.
Why it’s noteworthy: Segura has invented a check strip that’s harking back to these used for diabetes monitoring and is as simple to make use of.
ShellVive
What it does: ShellVive has created a way to filter water by repurposing oyster shells.
Why it’s noteworthy: ShellVive options take an considerable agricultural waste product, discarded oyster shells, and turns them into an reasonably priced, eco-friendly water filtration materials.
Whisper Energy
What it does: Whisper Power is creating an AI-native sensor to enhance vitality effectivity in industrial buildings.
Why it’s noteworthy: The corporate is focusing on small to midsized buildings with its easy-to-install sensors and system as an reasonably priced different to large-scale vitality automation options.
Xatoms
What it does: Xatoms has created a photocatalyst — a light-activated chemical — that may take away micro organism, viruses, chemical compounds, and heavy metals from polluted water.
Why it’s noteworthy: The corporate is utilizing AI and quantum chemistry to seek out new water-treatment chemical compounds.
