Who are Amperesand's investors?

Amperesand's investors include Foothill Ventures, Material Impact, TDK Ventures, Xora, Walden Catalyst, Xora Innovation Pte Ltd.

Amperesand

6 known investors

Find your way into Amperesand

545 people in our graph share verified history with the Amperesand team — schools, employers, funds. One of them is your warm intro.

Christian Theriaultunlockedknows Marc Bouchet · together at Amperesand (overlapped)

×5knows the team · via IGT

×6knows the team · via TDK Ventures

Amperesand manufactures medium voltage solid-state transformers for critical power infrastructure, enabling faster deployment of power systems for AI data centers and industrial applications. The company's factory-built platform consolidates multiple electrical components to reduce installation time and space requirements.

Deep Tech Energy Hardware

Founders & leadership

Brian DowChief Executive Officer

Tommy Joyner Sr. VP of EngineeringTommy Joyner previously led product development and engineering teams across energy storage and power electronics, with expertise in battery management systems, high-voltage architectures, and manufacturing automation. He holds deep experience in hardware and firmware development for EV batteries and industrial energy systems, and has built distributed software teams using Golang and Rust for automation and orchestration.

Marc Bouchet Chief of StaffChief of Staff at Amperesand, which manufactures medium voltage solid-state transformers for critical power infrastructure serving AI data centers and industrial applications.

Andrey ReznikChief Financial Officer

Investors · 6

Foothill Ventureslisted by Foothill VenturesLos Altos · $100K – $10M

How we know: techcrunch.com · the VCSheet dataset · Not right? Tell us

Material Impactlisted by Material ImpactBoston · $100K – $10M

How we know: Material Impact's portfolio page · funding news · techcrunch.com · the VCSheet dataset · Not right? Tell us

TDK Ventureslisted by TDK VenturesSan Jose · $5M

How we know: TDK Ventures's portfolio page · funding news · techcrunch.com · Not right? Tell us

Xoralisted by Xora

How we know: Xora's portfolio page · Not right? Tell us

Walden CatalystreportedSan Francisco · $550K

How we know: a partner's Signal profile · the VCSheet dataset · Not right? Tell us

Xora Innovation Pte LtdreportedSingapore

How we know: techcrunch.com · Not right? Tell us

Funding

SEC filings, press & company announcements

Undisclosed amountSeries ANov 2025
Source ↗
Undisclosed amountseed roundFeb 2024
Material Impact (lead), Xora Innovation (lead), Foothill Ventures, TDK Ventures
Source ↗

Source: company announcements and press reports — follow each round's link for the claim.

In the news

Amperesand Raises $80M in Series A Fundingfinsmes.com · Nov 2025

Amperesand raises $12.5M seed round to remake the humble 140-year-old transformer | TechCrunchtechcrunch.com · Feb 2024

Frequently asked questions

What does Amperesand do?: Amperesand manufactures medium voltage solid-state transformers for critical power infrastructure, enabling faster deployment of power systems for AI data centers and industrial applications. The company's factory-built platform consolidates multiple electrical components to reduce installation time and space requirements.
Who are Amperesand's investors?: Amperesand's investors include Foothill Ventures, Material Impact, TDK Ventures, Xora, Walden Catalyst, Xora Innovation Pte Ltd.