Iridium Communications Inc. IRDM

What this company does

Iridium Communications Inc. provides voice and data communications services to businesses, U.S. and foreign governments, non-governmental organizations, and consumers through a satellite network of 66 operational satellites with in-orbit spares and related ground infrastructure. It sells its products and services to commercial end users through a wholesale distribution network of approximately 120 service providers, approximately 310 value-added resellers, and approximately 90 value-added manufacturers. The U.S. government is the company's largest single customer, generating $257.0 million in revenue, representing 29% of its total revenue, for the year ended December 31, 2025. As of December 31, 2025, the company had approximately 2,537,000 billable subscribers worldwide. As of December 31, 2025, it had approximately 975 full-time employees, none of whom are subject to a collective bargaining agreement. Its principal vertical lines of business include land mobile, maritime, aviation, IoT, hosted payloads and other data service, and U.S. government. It was incorporated as GHL Acquisition Corp., a special purpose acquisition company, in November 2007, became a publicly held company in February 2008, and, in September 2009, changed its name to Iridium Communications Inc. after acquiring Iridium Holdings LLC.

Written from the business description in Iridium Communications Inc.'s annual report to the U.S. Securities and Exchange Commission, filed 12 February 2026. Every sentence was checked against that document before publication.