Skip to content
DefDex
Noon Energy logo

Startup · United States

Noon Energy

HQ Palo Alto, CAFounded 201811-50 employees

Noon Energy develops reversible solid-oxide electrochemical storage using abundant carbon-based media, with power blocks separated from storage tanks. Its system targets multi-day and seasonal storage and has been demonstrated at 100-plus-hour duration. Agreements with Meta and Sabanci concern planned deployment capacity, not completed installed systems.

StartupPrototype
Website

Funding2 rounds · $31.0M

Equity raised
$31.0M
Latest
$28.0MSeries A · Jan 18, 2023

Raised counts equity rounds; debt, secondary sales and grants are totaled separately. Amounts in other currencies are converted at the announcement month's average rate. A ~ marks an estimated or converted amount.

Systems1

Newest unveiled first. Open a system for its milestone timeline, components and sources.

Supply Chain1 facility

Facilities1

  • Noon Energy Palo Alto headquarters (city-level)
    Headquarters · Palo Alto, CA, United States
    Operating
    Reported
  • Chris Graves

    Co-Founder

  • Kalee Whitehouse

    Co-Founder

  • Andrew Oh

    Chief Operating Officer

  • Aric Saunders

    Executive Vice President, Commercialization

  • Chris Graves

    Chief Executive Officer

Hiring Observations1 observed listings

  • Senior Mechanical Engineer ↗

    Mountain View, California, United States · Engineering

    Open when checked · Greenhouse public employer job board

    Checked Oct 13, 2026

A sample of observed listings, not a total vacancy count. Availability may have changed since collection. Categories are inferred from job titles.

Company Metrics

LinkedIn employee profiles
76
Observed Oct 13, 2026
Bright Data / LinkedIn · Source ↗
LinkedIn followers
7,630
Observed Oct 13, 2026
Bright Data / LinkedIn · Source ↗

Employee-profile counts reflect LinkedIn profiles associated with the company, not verified headcount. One observation establishes a baseline; it does not establish growth.

Sources9

Systems1

  1. 1

    Supports Organization, System

    “Noon's "reversible electrofuels" battery”

Funding2

  1. 2

    Supports Funding round

    “closed on a $3 million seed round”
  2. 3

    Supports Funding round

    “raised $28 million Series A”

Supply chain2

  1. 4

    Noon Energy · Apr 21, 2026 · Supports Facility, Role

    “PALO ALTO, CA, April 21, 2026”
  2. 5

    Crunchbase · Supports Facility, Organization, Organization · legal name

    “location[0].name: Palo Alto”

People2

  1. 6

    Noon Energy · Apr 14, 2025 · Supports Role

    “appointment of Andrew Oh as Chief Operating  Officer (COO)”
  2. 7

    Supports Organization, Role

    “Noon Energy was founded in 2018”

Other2

  1. 8

    Supports Job posting

    “Senior Mechanical Engineer”
  2. 9

    LinkedIn · Supports Organization · employee range, Organization · linkedin url, Organization metric · employees in linkedin, Organization metric · followers

    “company_size: 11-50 employees”

Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.