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X25

YC Spring 2025 Companies Directory

The complete directory of all 102 companies that went through Y Combinator's Spring 2025 (X25) batch. Names and websites only — for verified founder emails, LinkedIn URLs, and full contact data, get the dataset below.

Last updated: June 2026

131 verified contacts · Use code JUNE2026 for 33% off

Company directory

102 companies · 146 founders total · sorted alphabetically

851

851.sh

1 founder

Aegis

aegishealth.us

2 founders

Airweave

neena.io

1 founder

Alkali Engineering

alkali-eng.com

2 founders

Almond

almond.eu

2 founders

Anvil

joinanvil.com

1 founder

Approval AI

getapproval.ai

2 founders

Atlog

atlog.ai

2 founders

Attune

attuneinsurance.com

1 founder

Atum Works

atum.works

2 founders

Avallon AI

avallon.ai

1 founder

Beluga Labs

belugalabs.ai

1 founder

Better Auth

better-auth.com

1 founder

BitBoard

bitboard.work

1 founder

Blaxel

blaxel.ai

2 founders

Bloom

bloom.diy

1 founder

Blueshoe

blueshoe.com

2 founders

BOND

bondapp.io

1 founder

Cactus

oncactus.com

2 founders

Capacitive

capacitive.ai

1 founder

Caucus

getcaucus.com

2 founders

Chonkie

chonkie.ai

2 founders

chrt

chrt.com

1 founder

clado

linkd.inc

2 founders

Clarm

clarm.com

2 founders

Cleon

getcleon.ai

2 founders

Clidey

clidey.com

1 founder

Combinely

combinely.ai

1 founder

Cotool

cotool.ai

3 founders

Crimson

crimson.co.uk

1 founder

cubic

cubic.dev

2 founders

Delty

delty.ai

2 founders

Den

getden.io

1 founder

Docket

docketqa.com

2 founders

Eloquent AI

eloquentai.co

1 founder

Flott HQ

flotthq.com

1 founder

Frekil

frekil.com

1 founder

Galen AI

galenai.com

2 founders

Godela

godela.ai

2 founders

Golf

golf.dev

2 founders

HABIT

habitskin.co

2 founders

HelixDB

helix-db.com

1 founder

Hemut

hemut.com

1 founder

Human Behavior

humanbehavior.co

1 founder

Janus

withjanus.com

2 founders

Jazzberry

jazzberry.ai

1 founder

Kaelio

kaelio.fr

1 founder

Kanava AI

kanava.ai

1 founder

Kashikoi

getkashikoi.com

2 founders

Kestral

kestral.com.au

1 founder

Labric

labric.co

2 founders

Leeroo

leeroo.com

2 founders

LineWise

linewise.io

2 founders

Lucis

lucis.life

2 founders

Lumari

lumari.io

1 founder

Lyra

lyra.com

1 founder

Mbodi AI

mbodi.ai

2 founders

Mesmer

mesmerhq.com

2 founders

MindFort AI

mindfort.ai

1 founder

Minerva Intelligence

tryminerva.ai

1 founder

Morphik

morphik.ai

2 founders

MorphoAI

morpho.ai

1 founder

Nimbic AI

stanford.edu

1 founder

Nomi

heynomi.com

1 founder

Novoflow

novoflow.io

2 founders

Odapt

odapt.ai

1 founder

Operative

operative.sh

1 founder

Opusense

opusense.com

1 founder

ParaQuery

paraquery.com

1 founder

Parsewise

parsewise.ai

1 founder

Partcl

partcl.com

1 founder

Photonium

photoniumoptics.com

1 founder

Plexe AI

plexe.ai

1 founder

Prism AI

prism-ai.io

1 founder

Probo

probo.in

2 founders

Project Chiron

projectchiron.org

1 founder

QFEX

qfex.com

1 founder

QualGent

qualgent.ai

1 founder

Relixir

relixir.ai

1 founder

RunRL

runrl.com

1 founder

SAVA Robotics

savarobotics.com

1 founder

sieve

broadinstitute.org

2 founders

Sim Studio

simstudio.ai

2 founders

SixtyFour

sixtyfour.ai

2 founders

StarSling

starsling.dev

1 founder

stratify

trystratify.com

1 founder

text.ai

1 founder

Third Chair

usethirdchair.com

1 founder

throxy

throxy.com

2 founders

Tinfoil

tinfoil.sh

2 founders

Tire Swing

gettireswing.com

1 founder

Tropir

tropir.com

1 founder

UCL

ucl.ac.uk

1 founder

ValueMate

value-mate.com

1 founder

VibeGrade

vibegrade.com

2 founders

VoiceOS

voiceos.com

2 founders

Waffle

waffle.ai

2 founders

Wavedash

wavedashmarketing.com

1 founder

Willow

willowvoice.com

1 founder

WorkDone

wrkdn.com

2 founders

YouLearn

youlearn.ai

2 founders

Zenobia Pay

zenobiapay.com

1 founder

Need to reach these 102 companies?

The Spring 2025 dataset has 131 verified founder contacts — names, emails, LinkedIn URLs, titles, and current company status.

Use code JUNE2026 for 33% off

See the full Spring 2025 product page