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Subtle Computing raised $6 million in seed funding to innovate voice isolation technology for noisy environments, featuring investments from Entrada Ventures and angel investors like Biz Stone.

PRIVATENov 06, 2025

Amount Raised

$6 Million

Round Type

Seed

Palo AltoInformation TechnologyArtificial IntelligenceConsumer ElectronicsAudioinformation technology & services

Investors

Johnny HoEvan SharpBiz StoneAbstract VenturesAmplify PartnersEntrada Ventures

Description

Subtle Computing, based in California, has developed a unique voice isolation model that performs well in noisy environments. The startup has secured $6 million in seed funding to further its innovative technology. Investors include Entrada Ventures, Amplify Partners, and notable angel investors. Their solution aims to enhance voice AI products and services.

Quick answer

Subtle Computing raised $6 Million in a Seed round, dated November 6, 2025. Investors: Johnny Ho, Evan Sharp, Biz Stone, Abstract Ventures, Amplify Partners and Entrada Ventures. Subtle Computing is based in Palo Alto, California, United States.

How much did Subtle Computing raise?
Subtle Computing raised $6 Million in a Seed round on November 6, 2025.
Who invested in Subtle Computing?
Johnny Ho, Evan Sharp, Biz Stone, Abstract Ventures, Amplify Partners and Entrada Ventures are named as investors in this round.
What does Subtle Computing do?
Subtle Computing is a California-based startup innovating in voice isolation technology.
Where is Subtle Computing based and how big is it?
Subtle Computing is based in Palo Alto, California, United States.

Source: Fundz verified event record.

Who else raised in Consumer Electronics and Audio around the same time

Companies in the same sectors as Subtle Computing that raised within 45 days of this round, from Fundz verified event records.

  • Aiode raised $5.5M (Seed) on September 30, 2025.
  • Katalist raised $1.5M (Seed) on December 18, 2025.
  • Databricks raised $4B (Funding Round) on December 16, 2025.
  • Mirelo raised $41M (Seed) on December 15, 2025.
  • Runware raised $50M (Series A) on December 11, 2025.
  • Resemble AI raised $13M (Funding Round) on December 8, 2025.

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Company Information

Company

Subtle Computing

Location

Palo Alto, California, United States

About

Subtle Computing is a California-based startup innovating in voice isolation technology. It focuses on protecting users’ voices in noisy environments with specialized voice models tailored to specific devices. The company aims to enhance voice AI products by preserving the acoustic characteristics of devices for superior performance. Founded by alumni from Stanford, Subtle Computing is pushing boundaries in voice interface technologies.

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Subtle Computing raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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