r4

Boston, United States

r4 is a modern web application, It is designed to be used by developers, project managers, and executives.

$1.0M raised

Jan 2025

Seed

30,000+ verified contacts

Emails, phones & LinkedIn profiles

Frequently Asked Questions about r4

How much funding has r4 raised?

r4 has raised $1.0M in total funding. The most recent round was Seed. The last funding was announced in January 2025.

Where is r4 headquartered?

r4 is headquartered in Boston, United States.

What does r4 do?

r4 is a modern web application, It is designed to be used by developers, project managers, and executives.

What stage is r4 at?

r4 is at the Seed stage.

Cite this page

Free to use in articles, research, and reference works. Stable URL — will not change. Data on this page last updated January 17, 2025.

MLA

"r4 — Funding & Investors." VCBacked, January 17, 2025, https://www.vcbacked.co/company/r4. Accessed July 18, 2026.

APA

VCBacked. (2025). r4 — Funding & Investors. Retrieved July 18, 2026, from https://www.vcbacked.co/company/r4

Wikipedia (cite web)

{{cite web |title=r4 — Funding & Investors |url=https://www.vcbacked.co/company/r4 |website=VCBacked |access-date=July 18, 2026}}

Profile data sourced and verified per the VCBacked methodology. Last funding round dated January 17, 2025.