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Overlord Labs closes oversubscribed Seed financing, raising $4.35 million to advance battery intelligence for Edge AI devices. The round was led by Band of Angels with participation from several notable investors.

PRIVATESep 25, 2026

Amount Raised

$4.35 Million

Round Type

Seed

San JoseManufacturingSoftwareArtificial Intelligence

Investors

Castle FundBand Of AngelsNuFund Venture GroupFoothill VenturesUnlock Pacific VenturesSand Hill Angels

Description

Overlord Labs has successfully closed its oversubscribed Seed financing, bringing total funding raised to-date to $10 million. This financing, which totaled $4.35 million, will help advance their battery intelligence infrastructure for compute-intensive devices. The round was led by Band of Angels and included several returning strategic investors. With the new capital, Overlord Labs is preparing for customer sampling of their GENESIS™ Battery Intelligence IC.

Quick answer

Overlord Labs raised $4.35 Million in a Seed round, dated September 25, 2026. Investors: Castle Fund, Band Of Angels, NuFund Venture Group, Foothill Ventures, Unlock Pacific Ventures and Sand Hill Angels. Overlord Labs is based in San Jose, California, United States.

How much did Overlord Labs raise?
Overlord Labs raised $4.35 Million in a Seed round on September 25, 2026.
Who invested in Overlord Labs?
Castle Fund, Band Of Angels, NuFund Venture Group, Foothill Ventures, Unlock Pacific Ventures and Sand Hill Angels are named as investors in this round.
What does Overlord Labs do?
Overlord Labs is a fabless semiconductor company building battery intelligence infrastructure for the next generation of compute-intensive, battery-powered devices.
Where is Overlord Labs based and how big is it?
Overlord Labs is based in San Jose, California, United States. Fundz records about 16 employees.
Who are the decision-makers at Overlord Labs?
Fundz holds 1 contact at Overlord Labs, including the Founder and Chief Technology Officer. Names and contact details are shown to Fundz members.

Source: Fundz verified event record.

Who else raised in Manufacturing and Software around the same time

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

  • Atmospheric AI raised $10M (Seed) on November 5, 2026.
  • Neuron Industries raised $10M (Seed) on October 29, 2026.
  • Arda raised $160M (Series A) on October 20, 2026.
  • Aerium raised $2.5M (Seed) on October 16, 2026.
  • Mujin raised $217M (Series D) on October 12, 2026.
  • Scarlet raised $50M (Series B) on October 12, 2026.

Who to call at Overlord Labs, and when

A new round usually means Overlord Labs is about to hire and buy. The teams that reach out first get the meeting.

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Company Information

Company

Overlord Labs

Location

San Jose, California, United States

About

Overlord Labs is a fabless semiconductor company building battery intelligence infrastructure for the next generation of compute-intensive, battery-powered devices. Powered by its proprietary Silicon × Algorithm Architecture, the company's GENESIS™ Battery Intelligence Platform integrates advanced battery intelligence directly into silicon, enabling OEMs to improve runtime, safety, performance, and thermal management for edge AI devices. Overlord Labs targets applications including smart glasses, wearables, and hearables.

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Related People

1 contact
Verified contactsDavid, Founder and Chief Technology Officer hiddenSee plans and pricing
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