Skip to content
DefDex
Amprius Technologies logo

Supplier · United States

Amprius Technologies

HQ Fremont, CAFounded 200851-200 employeesAMPX

Amprius Technologies supplies silicon-anode lithium-ion cells for aviation, defense and electric mobility. Its commercial SiCore family and high-energy battery development target applications constrained by battery mass and endurance.

SupplierFielded
Website

Systems1

SiCore

Commercial silicon-anode lithium-ion cell family for aviation, defense, mobility and robotics applications.

Fielded

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

Supply Chain1 facility

Facilities1

  • Amprius Fremont headquarters (city-level)
    Headquarters · Fremont, CA, United States
    Operating
    Confirmed
  • Anne Torricelli

    Vice President of Sales

  • Ionel Stefan

    Chief Technology Officer

  • Ricardo Rodriguez

    Chief Financial Officer

  • Ronnie Tao

    Chief Business Officer

  • Siyu Jiang

    Vice President of Legal Affairs

  • Tom Stepien

    Chief Executive Officer

Company Metrics

LinkedIn employee profiles
104
Observed Oct 13, 2026
Bright Data / LinkedIn · Source ↗
LinkedIn followers
24,086
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.

Sources4

Systems1

  1. 1

    Supports System

    “now available at commercial scale.”

Supply chain1

  1. 2

    Amprius Technologies · May 6, 2026 · Supports Facility, Organization

    “FREMONT, Calif.”

People1

  1. 3

    Supports Role

    “Ricardo Rodriguez”

Other1

  1. 4

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

    “company_size: 51-200 employees”

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