r4 is a modern web application, It is designed to be used by developers, project managers, and executives.
r4 has raised $1.0M in total funding. The most recent round was Seed. The last funding was announced in January 2025.
r4 is headquartered in Boston, United States.
r4 is a modern web application, It is designed to be used by developers, project managers, and executives.
r4 is at the Seed stage.
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"r4 — Funding & Investors." VCBacked, January 17, 2025, https://www.vcbacked.co/company/r4. Accessed September 2, 2026.
VCBacked. (2025). r4 — Funding & Investors. Retrieved September 2, 2026, from https://www.vcbacked.co/company/r4
{{cite web |title=r4 — Funding & Investors |url=https://www.vcbacked.co/company/r4 |website=VCBacked |access-date=September 2, 2026}}Profile data sourced and verified per the VCbacked methodology · Last funding round dated