Iridium Communications
IRDMRocket Lab agreed on 29 June 2026 to acquire Iridium at an enterprise value of about $8 billion, with closing expected in mid-2027.
- Founded
- 2001
- Headquarters
- McLean, United States
- Stage
- Public
- Ownership
- Listed
- Market cap
- $5.01B-4.7% 30d
- Employees
- 975as of 2025
Quick Facts
About Iridium Communications
Rocket Lab agreed on 29 June 2026 to acquire Iridium at an enterprise value of about $8 billion, with closing expected in mid-2027. Iridium Communications is a satellite communications company operating the world's only truly global mobile satellite network. The Iridium constellation of 66 active satellites provides voice, data, and broadband services anywhere on Earth, including polar regions and remote oceans. Headquartered in McLean, Virginia, Iridium serves government, maritime, aviation, and IoT customers.
Iridium trades on NASDAQ under IRDM with a market capitalization exceeding $4 billion. The company employs about 975 employees and generated $871.7 million of revenue in 2025. Under CEO Matt Desch, Iridium completed a $3 billion constellation replacement program and has grown into a profitable satellite operator.
History and Milestones
Motorola conceived the original Iridium system in the late 1980s as the first global mobile satellite communications network. The original 66-satellite constellation launched in the 1990s, but the company filed for bankruptcy in 1999 as adoption failed to meet projections.
A investor group acquired Iridium assets in 2000 and rebuilt the business with a focus on government and specialized commercial markets. The company proved viable serving customers who needed communications where terrestrial networks couldn't reach.
Iridium launched its replacement constellation, Iridium NEXT, between 2017 and 2019, deploying 75 new satellites (66 operational plus spares) aboard SpaceX Falcon 9 rockets. This $3 billion investment modernized the network with enhanced capabilities while maintaining backward compatibility.
Products and Services
Iridium provides satellite voice and data services through handheld devices, vehicle-mounted terminals, and embedded modules. The network's low Earth orbit constellation enables low-latency communications unavailable from geostationary satellites.
Iridium Certus provides broadband connectivity for maritime, aviation, and land mobile applications. This L-band service offers speeds up to several megabits per second, serving customers requiring reliable connectivity in remote areas.
The company's IoT services connect remote assets including shipping containers, pipeline sensors, and tracking devices. Iridium's global coverage makes it essential for assets that move beyond cellular network coverage.
Technology and Capabilities
The Iridium constellation consists of 66 active satellites in six polar orbital planes at approximately 780 km altitude. Cross-linked satellites create a mesh network that routes calls in space, reducing dependence on ground stations and enabling true global coverage including polar regions.
Iridium NEXT satellites introduced capabilities including ADS-B receivers for aircraft tracking (Aireon service), AIS receivers for ship tracking, and hosted payloads for partner organizations. These hosted payloads generate additional revenue from the constellation investment.
The L-band spectrum allocation provides rain-fade resistance and reliable service in adverse weather conditions. Iridium's network architecture enables direct phone-to-phone communication anywhere on Earth without routing through ground stations.
Business and Financial Overview
Iridium generated $871.7 million of revenue in 2025 with strong margins from its subscription-based model. Government services (primarily U.S. Department of Defense) represent the largest segment, followed by commercial maritime, aviation, and IoT.
The company's long-term contract with the U.S. Department of Defense (worth approximately $738 million) provides stable revenue and demonstrates the network's strategic value. Commercial growth comes from maritime broadband, aviation safety services, and IoT applications.
Iridium achieved profitability after completing the NEXT constellation deployment and paying down associated debt. The company maintains strong free cash flow and returns capital to shareholders through dividends and buybacks.
Recent Developments
In 2024, Iridium continued growing its subscriber base across all segments while expanding service capabilities. The company advanced partnerships with smartphone manufacturers for direct-to-device emergency satellite connectivity.
Iridium expanded its IoT ecosystem, connecting more devices and applications through its network. The company also enhanced Iridium Certus services and grew the aviation connectivity business.
The Aireon service (aircraft tracking via ADS-B) continued serving air navigation service providers worldwide. Iridium also advanced plans for eventual constellation sustainment and technology evolution.
Market Position
Iridium is the only satellite communications provider offering truly global coverage including polar regions. This unique capability serves customers who cannot rely on alternative networks for their communications needs.
Competitors include Inmarsat, Globalstar, and emerging LEO broadband providers like Starlink. Iridium's advantages include complete global coverage, proven reliability, and specialized government relationships.
Strategic priorities include growing commercial subscribers, expanding IoT applications, and planning for long-term constellation sustainment. Iridium's established market position and subscriber growth support continued financial performance.
Products and product lines
| Product | Line | Note |
|---|---|---|
| Iridium Certus | Satellite broadband service | L-band broadband service for maritime, aviation and land-mobile terminals, offering speeds up to several megabits per second over Iridium's cross-linked LEO network. |
| Iridium NTN Direct | Direct-to-device satellite service (in development) | Standards-based 3GPP NB-IoT/Direct-to-Device service enabled after 3GPP accepted Iridium's proposal into Release 19 in September 2024; targeted to go live in 2026. |
| Satellite Time and Location (STL) | Positioning, navigation and timing service | GPS-independent, secure timing and location service acquired with Iridium's approximately $115 million purchase of Satelles, announced March 2024 and closed April 2024. |
| Aireon | Aircraft surveillance (ADS-B) | Space-based ADS-B aircraft-tracking service for air navigation service providers; Iridium took full ownership via a roughly $366.7 million acquisition that closed 2 July 2026, having previously hosted it as a payload partner. |
| Enhanced Mobile Satellite Services (EMSS) | Government satellite communications | Unlimited voice and narrowband data service for U.S. government users under a contract worth $738.5 million over its seven-year term ending September 2026. |
| Iridium 9604 module | IoT hardware | Tri-mode satellite IoT module introduced 23 June 2026 for embedded tracking and messaging applications. |
Timeline
- 2024 Iridium completes its approximately $115 million acquisition of Satelles, adding the Satellite Time and Location (STL) positioning, navigation and timing service to complement GPS. [source]
- 2024 3GPP accepts Iridium's proposal to extend NB-IoT for Non-Terrestrial Networks into Release 19, and Iridium announces Iridium NTN Direct, a standards-based direct-to-device satellite service, on 25 September. [source]
- 2025 U.S. Space Force's Space Systems Command awards Iridium a five-year, up-to-$85.8 million System Infrastructure Transformation and Hybridization (SITH) contract to upgrade EMSS ground infrastructure, announced 2 December. [source]
- 2026 Iridium reports full-year 2025 revenue of $871.7 million (up 5%), net income of $114.4 million and 2.537 million billable subscribers, and issues 2026 guidance, on 12 February. [source]
- 2026 Rocket Lab agrees to acquire Iridium in a cash-and-stock deal valuing Iridium at roughly $8 billion enterprise value ($54.00 notional value per share: $27.00 cash plus a variable stock component), announced 29 June with closing expected mid-2027. [source]
- 2026 Iridium closes its approximately $366.7 million acquisition of Aireon LLC on 2 July, taking full ownership of the ADS-B aircraft-tracking service it previously hosted as a payload partner. [source]
- 2026 Iridium reports Q2 2026 revenue of $225.2 million (up 4%) and 2.627 million billable subscribers, and confirms the pending Rocket Lab acquisition remains on track to close in mid-2027, on 22 July. [source]
Matt Desch (CEO)
Team
- Matt DeschCEO · source
Signals
- Market cap, 90 days
- -0.0%
- Verification
- Verified 2026-09-09
Categories & Capabilities
Industry Categories
Stock Performance
IRDM · Daily close data
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Frequently asked about Iridium Communications
Quick answers to the questions readers most often search for.
- When was Iridium Communications founded?
- Iridium Communications was founded in 2001 in United States.
- Where is Iridium Communications headquartered?
- Iridium Communications is headquartered in McLean, United States.
- What does Iridium Communications do?
- Rocket Lab agreed on 29 June 2026 to acquire Iridium at an enterprise value of about $8 billion, with closing expected in mid-2027. Iridium Communications is a satellite communications company operating the world's only truly global mobile satellite network. The Iridium constellation of 66 active satellites provides vo…
- Is Iridium Communications publicly traded?
- Yes. Iridium Communications trades under the ticker IRDM on NasdaqGS.
- What sector does Iridium Communications operate in?
- Iridium Communications works in satellite communications, Satellite operators and Iot, plus 1 other space-industry sectors.
Sources
The structured fields on this page (founding year, location, sector, status, listing) and the profile text are drawn from the sources below. How profiles are drafted and checked is described in our methodology.
- Official website (iridium.com)
- Market data via Yahoo Finance (IRDM) · retrieved 2026-09-14
- Company LinkedIn page
- SEC 10-K · retrieved 2026-09-04
- Wikidata / Wikipedia · retrieved 2026-09-04
- SEC DEF 14A (2026 proxy statement) · retrieved 2026-09-09
- PR Newswire: Iridium to Expand its Reach as a Global Alternative PNT Service with Acquisition of Market Leader Satelles (4 Mar 2024) · retrieved 2026-09-09
- PR Newswire: Iridium Accelerates Direct-to-Device Service with Acceptance into 3GPP Standards; Announces Iridium NTN Direct (25 Sep 2024) · retrieved 2026-09-09
- Via Satellite: Iridium Receives Space Force Award Up to $85.8M for EMSS Upgrades (2 Dec 2025) · retrieved 2026-09-09
- PR Newswire: Iridium Announces 2025 Results; Issues 2026 Outlook (12 Feb 2026) · retrieved 2026-09-09
- SEC 8-K exhibit (Rocket Lab Corp): Rocket Lab to Acquire Iridium in Historic Deal (29 Jun 2026) · retrieved 2026-09-09
- PR Newswire: Iridium Announces Second Quarter 2026 Results (22 Jul 2026) · retrieved 2026-09-09
Data Accuracy Notice: Information about Iridium Communications is compiled from publicly available sources including company websites, press releases, regulatory filings, and industry reports. Data is reviewed periodically but may not reflect the most recent developments.