Phase Four

El Segundo, United States

Phase Four is a provider of electric propulsion (EP) for small satellites.

Jan 2025

Series C

Top Investors

30,000+ verified contacts

Emails, phones & LinkedIn profiles

Who are Phase Four's investors?

Phase Four's investors include Lightspeed Venture Partners, Alumni Ventures, Leonid Capital Partners, New Science Ventures, Artemis Capital Partners.

Where is Phase Four headquartered?

Phase Four is headquartered in El Segundo, United States.

What does Phase Four do?

Phase Four is a provider of electric propulsion (EP) for small satellites.

What stage is Phase Four at?

Phase Four is at the Series C 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 9, 2025.

MLA

"Phase Four — Funding & Investors." VCBacked, January 9, 2025, https://www.vcbacked.co/company/phase-four. Accessed July 1, 2026.

APA

VCBacked. (2025). Phase Four — Funding & Investors. Retrieved July 1, 2026, from https://www.vcbacked.co/company/phase-four

Wikipedia (cite web)

{{cite web |title=Phase Four — Funding & Investors |url=https://www.vcbacked.co/company/phase-four |website=VCBacked |access-date=July 1, 2026}}

Profile data sourced and verified per the VCBacked methodology. Last funding round dated January 9, 2025.