| 10x ScienceB2B | B2B | San Francisco, United States | | 10xscience.com |
| 21stB2B | B2B | — | | 21st.dev |
| 9 MothersIndustrials | Industrials | Austin, United States | | 9mothers.com |
| AbsurdB2B | B2B | — | | absurd.com |
| AcrelyB2B | B2B | — | | acrely.ai |
| AdaptionalB2B | B2B | San Francisco, United States | | adaptional.com |
| AdentrisHealthcare | Healthcare | San Francisco, United States | | adentris.com |
| AdialanteHealthcare | Healthcare | Redwood City, United States | | adialante.com |
| AegisHealthcare | Healthcare | San Francisco, United States | | aegishealth.us |
| AemonB2B | B2B | — | | aemon.ai |
| AgentHubB2B | B2B | — | | agenthublabs.com |
| Agentic FabriqB2B | B2B | — | | agenticfabriq.com |
| AgentMailB2B | B2B | San Francisco, United States | | agentmail.to |
| AirCapsConsumer | Consumer | San Francisco, United States | | aircaps.com |
| AirweaveB2B | B2B | — | | airweave.ai |
| AlaraB2B | B2B | — | | alaradental.com |
| Albacore Inc.Government | Government | Philadelphia, United States | | albacore.inc |
| AlchemyB2B | B2B | San Francisco, United States | | alchemyai.dev |
| Aleph LabConsumer | Consumer | San Francisco, United States | | alephlab.ai |
| AlkaliB2B | B2B | San Francisco, United States | | alkali.engineering |
| Allus AIIndustrials | Industrials | Atlanta, United States | | allus.ai |
| Alt-XFintech | Fintech | — | | alt-x.co |
| AlterB2B | B2B | New York, United States | | alterai.dev |
| AlturB2B | B2B | Mexico City, Mexico | | altur.io |
| AmborasB2B | B2B | San Francisco, United States | | amboras.com |
| AmeraFintech | Fintech | — | | amerahealthsolutions.com |
| AmikaB2B | B2B | New York, United States | | amika.dev |
| AndustryB2B | B2B | — | | andustry.com |
| AnswerThisConsumer | Consumer | — | | answerthis.io |
| Anto BiosciencesHealthcare | Healthcare | San Francisco, United States | | anto.bio |
| ApproximaB2B | B2B | San Francisco, United States | | approxima.ai |
| AprilConsumer | Consumer | San Francisco, United States | | tryapril.com |
| ARC Prize FoundationIndustrials | Industrials | — | | arcprize.org |
| ArclineB2B | B2B | — | | arcline-ai.com |
| ArctenB2B | B2B | San Francisco, United States | | arcten.com |
| Arga LabsB2B | B2B | San Francisco, United States | | argalabs.com |
| ArticulateOther | Other | San Francisco, United States | | usearticulate.com |
| ArzanaB2B | B2B | San Francisco, United States | | arzana.ai |
| ArzuleB2B | B2B | — | | arzule.com |
| Asendia AIB2B | B2B | San Francisco, United States | | asendia.ai |
| AshrB2B | B2B | — | | ashr.io |
| AsideB2B | B2B | San Francisco, United States | | asidehq.com |
| AsimovIndustrials | Industrials | — | | tryasimov.ai |
| AspectB2B | B2B | — | | aspect.inc |
| AstorFintech | Fintech | San Francisco, United States | | astor.app |
| AtlasGridB2B | B2B | Mountain View, United States | | atlasgrid.ai |
| Aurorin CADB2B | B2B | — | | aurorincad.com |
| Automax.aiOther | Other | San Francisco, United States | | automax.ai |
| Autonomous Technologies GroupFintech | Fintech | New York, United States | | becomeautonomous.com |
| AutosanaB2B | B2B | — | | autosana.ai |