The world's only truly global mobile satellite communications company.


What is the company's history? When was Iridium's initial public offering?

Iridium Communications Inc. (formerly known as GHL Acquisition Corp.) was incorporated under the laws of the state of Delaware on November 2, 2007; completed its initial public offering on February 1, 2008; and initially listed its common stock, warrants and units on the NYSE AMEX under the symbols GHQ, GHQW and GHQU, respectively. On September 24, 2009, following shareholder approval of the acquisition by GHL Acquisition Corp. of Iridium Holdings LLC, GHL Acquisition Corp. began trading on NASDAQ under the IRDM trading symbol. At the closing of the acquisition on September 29, 2009, GHL Acquisition Corp. was renamed Iridium Communications Inc.

Who are Iridium's customers?

We provide voice and data communications services to businesses, the U.S. and foreign governments, non-governmental organizations and consumers. Our commercial end-user base, which we view as our primary growth engine, is diverse and includes markets such as emergency services, maritime, government, utilities, oil and gas, mining, leisure, forestry, construction and transportation. Many of our end-users view our products and services as critical to their daily operations and integral to their communications and business infrastructure. For example, multinational corporations in various sectors use our services for business telephony, e-mail and data transfer services and to provide mobile communications services for employees in areas inadequately served by terrestrial networks.

What are Iridium's products?

Please see Products for a comprehensive list of all our products and services.

Who are Iridium's competitors?

We provide this information in our Annual Report. Please visit our SEC Filings Archive to refer to our most recent annual report.

What are the key terms of Iridium's BPIAE Credit Facility?

On October 4, 2010, Iridium Satellite entered into the Credit Facility with a syndicate of bank lenders. Ninety-five percent of the obligations under the Facility are insured by Bpifrance Assurance Export S.A.S., or BPIAE, the French export credit agency, in the amount of $1,800,000,000, all of which has been drawn by Iridium. The Facility consists of two tranches, with repayments applied pro rata in respect of each tranche: Tranche A – $1,537,500,000 at a fixed rate of 4.96%; and Tranche B – $262,500,000 at a floating rate equal to the London Interbank Offer Rate, or LIBOR, plus 1.95%. Scheduled semi-annual principal and interest occur on each of March 30 and September 30 through 2024. The Facility will mature in 2024. For more information, please visit our SEC Filings Archive to refer to our most recent annual report.

Where is Iridium located?

Our headquarters is located in McLean, Virginia, but we have offices and network facilities around the world including Alaska, Arizona, Canada and Norway.

How many employees does Iridium have?

As of December 31, 2018, we had 469 full-time employees.

On what exchange does Iridium trade and what is its ticker symbol?

Iridium’s common stock trades on the NASDAQ Global Select Market under the ticker symbol IRDM (common stock).

When does Iridium's fiscal-year financial end?

Our fiscal year ends on December 31. Our quarters end on March 31, June 30, September 30 and December 31.

How can I receive Iridium's annual report, proxy statements, 10-Q filings, quarterly earnings reports and other SEC filings?

Most of Iridium's financial documents are available for viewing and download under the Financial Reports section on the Investor Relations site. If you would like a hard copy of our investor kit or any of these documents, you can e-mail or fill out the request form at Contact Us.

When is the Iridium Annual Stockholders Meeting?

We generally hold our Annual Meeting of Stockholders in the month of May. Additional information can be found in our proxy statement for the relevant year here.

Can I purchase Iridium common stock directly from the Company?

No. Iridium does not currently have a direct stock purchase plan. You can purchase Iridium common stock through a registered brokerage or stock purchase service provider of your choice.

Does Iridium pay a cash dividend?

We have never declared or paid a cash dividend for our common stock, nor do we expect to pay any cash dividends for our common stock in the foreseeable future.

Whom should I contact regarding my stock certificates? What is a transfer agent, who is yours, and how do I contact them?

A transfer agent is a regulated organization that keeps track of stockholder records and information.  Our transfer agent can assist you with all questions regarding your stock certificates, including address changes and transferring or issuing certificates.  Please contact:
American Stock Transfer and Trust Company
40 Wall Street, 46th Floor
New York, NY 10005
Web site:

Who is Iridium's Independent Registered Public Accounting Firm?

Ernst & Young LLP

How do I contact Investor Relations?

If you require additional information on Iridium, please feel free to contact us at or fill out the request form at Contact Us.

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Kenneth B. Levy
1750 Tysons Blvd.
Suite 1400
McLean, VA 22102
(703) 287-7570
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