Sphere Semi is a semiconductor innovator that uses AI to design analog chips, specializing in RF and mixed-signal components.
Sphere Semi has raised $12.0M in total funding. The most recent round was Venture - Series Unknown. The last funding was announced in September 2025.
Sphere Semi's investors include Alumni Ventures, Abstract, Village Global, Construct Capital, ACME Capital.
Sphere Semi is headquartered in Palo Alto, United States.
Sphere Semi is a semiconductor innovator that uses AI to design analog chips, specializing in RF and mixed-signal components.
Sphere Semi is at the Venture - Series Unknown stage.
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"Sphere Semi — Funding & Investors." VCBacked, September 22, 2025, https://www.vcbacked.co/company/sphere-semi. Accessed October 16, 2026.
VCBacked. (2025). Sphere Semi — Funding & Investors. Retrieved October 16, 2026, from https://www.vcbacked.co/company/sphere-semi
{{cite web |title=Sphere Semi — Funding & Investors |url=https://www.vcbacked.co/company/sphere-semi |website=VCBacked |access-date=October 16, 2026}}Profile data sourced and verified per the VCbacked methodology · Last funding round dated