S2
Series AS2 is a privately held company based in United States, founded in 2023. The latest disclosed round is Series A ($3.9m), dated Feb 25, 2026. Institutional investors on record include Accel.
United States · EST 2023
What is S2?
S2 is a privately held company based in United States, founded in 2023. The latest disclosed round is Series A ($3.9m), dated Feb 25, 2026. Institutional investors on record include Accel. Provider of serverless API for durable, real-time data stream management. CrackTheDeck lists dated rounds and linked fund profiles so founders can see who is already on the cap table before a pitch. Round sizes are shown only when disclosed. Empty fields mean the figure was not in those records. Open a fund name to read that firm's thesis, reported AUM, and recent dated deals. This page is compiled from financings linked to catalog funds. It is not a complete cap table. Founders use this card to check the latest disclosed round, amount, and syndicate before a meeting.
Which funds backed S2?
Who invested in S2?
Funds on the dated round table. Open a name to read the fund card.
| Investor | Round | Amount | Date |
|---|---|---|---|
| Accel | Series A | $3.9m | Feb 25, 2026 |
What do founders ask about S2?
What is S2?
S2 is a privately held company based in United States, founded in 2023. The latest disclosed round is Series A ($3.9m), dated Feb 25, 2026. Institutional investors on record include Accel. Provider of serverless API for durable, real-time data stream management. CrackTheDeck lists dated rounds and linked fund profiles so founders can see who is already on the cap table before a pitch. Round sizes are shown only when disclosed. Empty fields mean the figure was not in those records. Open a fund name to read that firm's thesis, reported AUM, and recent dated deals. This page is compiled from financings linked to catalog funds. It is not a complete cap table. Founders use this card to check the latest disclosed round, amount, and syndicate before a meeting.
What was S2's last funding round?
S2's latest disclosed round is Series A at $3.9m (Feb 25, 2026).
Who invested in S2?
S2 has 1 institutional investors on this page, including Accel.
How does CrackTheDeck cover S2?
This startup card lists dated rounds and linked fund profiles so founders can see who is already in the cap table before a pitch.
How is this page compiled?
Round, amount, and investor names on the S2 card come from dated financings linked to fund profiles in CrackTheDeck. Empty fields mean the figure was not in those records. Updated Aug 2026.