Overview

Geost, a Rocket Lab company, is an electronics and software manufacturer headquartered in Tucson, Arizona, United States. Founded in 2004, it has an estimated 100-200 employees and an estimated annual revenue of $10-50M. The company builds electro-optical and infrared sensor systems and payloads for national security space missions, serving the defense, aerospace, automotive, electric-vehicle, renewable-energy, and industrial equipment sectors. In August 2025, Rocket Lab reported that it had closed its acquisition of Geost, after which Geost began supplying optical payloads for U.S. Space Force geostationary missions.

At a glance

What Geost, a Rocket Lab Company makes

Geost lists sensor, tooling, and assembly among its products and operates facilities in Tucson, Arizona, and northern Virginia, and it reports no certifications in the record.

Products and capabilities described on the company's own site include Sensor, Tooling, Assembly (source: geost.com).

Latest developments

• 2026-05-22 — U.S. Space Force expands Geost satellite sensor deal to $196M (defence-blog.com)

• 2026-05-22 — Geost Wins $89.5M Space Systems Command Modification for Oculus Host Satellite Program (govconfeed.com)

• 2025-08-28 — Geost to supply two optical payloads for U.S. Space Force geostationary missions - SpaceNews (spacenews.com)

• 2025-08-22 — Rocket Lab Announces Expanded U.S. Investments for National Security Programs and Semiconductor Manufacturing | Fri, 08/22/2025 - 16:30 (rocketlabcorp.com)

• 2025-08-12 — Rocket Lab Closes Acquisition of Geost, Expanding Its National Security Capabilities with Launch, Spacecraft, and Now Payloads | Tue, 08/12/2025 - 08:14 (rocketlabcorp.com)

• 2025-08-12 — Rocket Lab completes acquisition of U.S. satellite sensor maker Geost - SpaceNews (spacenews.com)

Facilities

Geost, a Rocket Lab Company is headquartered in Tucson, Arizona. Public sources also reference these locations:

• Tucson, Arizona — defence-blog.com

• Tucson, AZ — geost.com

Company details

Geost is a privately held subsidiary of the publicly traded Rocket Lab, and in May 2026 the U.S. Space Force reportedly expanded its satellite sensor contract with Geost to $196M. Geost, a Rocket Lab Company was founded in 2004, has an estimated 100-200 employees, and is headquartered in Tucson, Arizona.

Frequently asked questions

What does Geost, a Rocket Lab Company make?

Geost, a Rocket Lab company, is an electronics and software manufacturer headquartered in Tucson, Arizona, United States. Founded in 2004, it has an estimated 100-200 employees and an estimated annual revenue of $10-50M. The company builds electro-optical and infrared sensor systems and payloads for national security space missions, serving the defense, aerospace, automotive, electric-vehicle, renewable-energy, and industrial equipment sectors. In August 2025, Rocket Lab reported that it had closed its acquisition of Geost, after which Geost began supplying optical payloads for U.S. Space Force geostationary missions.

Where is Geost, a Rocket Lab Company headquartered?

Geost, a Rocket Lab Company is headquartered in Tucson, Arizona (3855 W River Rd, Tucson, Arizona, 85741-3794).

When was Geost, a Rocket Lab Company founded?

Geost, a Rocket Lab Company was founded in 2004.

How big is Geost, a Rocket Lab Company?

Geost, a Rocket Lab Company has an estimated 100-200 employees, with revenue in the $10-50M range (estimated).

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Last verified Nov 2026. Is this your company? Request a correction.