Upstream is a collaborative email client with channels and task-tracking, offering context and transparency for efficient team decisions.
Upstream has raised $500K in total funding. The most recent round was Pre-Seed. The last funding was announced in June 2026.
Upstream's investors include Y Combinator, Kima Ventures, Connect Ventures, Roosh Ventures, Roxanne Varza.
Upstream is headquartered in Paris, France.
Upstream is a collaborative email client with channels and task-tracking, offering context and transparency for efficient team decisions.
Upstream is at the Pre-Seed stage.
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"Upstream — Funding & Investors." VCBacked, June 3, 2026, https://www.vcbacked.co/company/upstream. Accessed July 19, 2026.
VCBacked. (2026). Upstream — Funding & Investors. Retrieved July 19, 2026, from https://www.vcbacked.co/company/upstream
{{cite web |title=Upstream — Funding & Investors |url=https://www.vcbacked.co/company/upstream |website=VCBacked |access-date=July 19, 2026}}Profile data sourced and verified per the VCbacked methodology · Last funding round dated