Satellite and Space Directory

Thales Alenia Space
Governments, institutions and companies rely on Thales Alenia Space to design, operate and deliver satellite-based systems that help them position and connect anyone or anything, everywhere, help observe our planet, help optimize the use of our planet's – and our solar system’s – resources. Thales Alenia Space believes in space as humankind’s new horizon, which will enable to build a better, more sustainable life on Earth. Combining 40 years of experience and a unique diversity of expertise, talents and cultures, Thales Alenia Space architects design and deliver high technology solutions for telecommunications, navigation, Earth observation, environmental management, exploration, science and orbital infrastructures.
The Space Alliance
A joint venture between Thales (67%) and Leonardo (33%), Thales Alenia Space also teams up with Telespazio to form the parent companies’ “Space Alliance”, which offers a complete range of services and solutions. Thales Alenia Space posted consolidated revenues of about 2.15 billion euros in 2019 and has around 7,700 employees in nine countries.

United Launch Alliance
Formed in December 2006, United Launch Alliance (ULA) is a 50-50 joint venture owned by Lockheed Martin and The Boeing Company. ULA brings together two of the launch industry’s most experienced and successful teams – Atlas and Delta – to provide reliable, cost-efficient space launch services for the US government. US government launch customers include the Department of Defense, NASA, the National Reconnaissance Office and other organizations.
Atlas and Delta expendable launch vehicles have supported America’s presence in space for more than 50 years, carrying a variety of payloads including weather, telecommunications and national security satellites that protect and improve life on Earth, as well as deep space and interplanetary exploration missions that further our knowledge of the universe. With three families of launch vehicles – Atlas V, Delta II, and Delta IV– ULA continues the tradition of supporting strategic US space initiatives with advanced robust launch solutions to provide assured access to space and 100 percent mission success. ULA program management, engineering, test, and mission support functions are headquartered in Denver, Colorado. Manufacturing, assembly and integration operations are located at Decatur, Alabama, and Harlingen, Texas. Launch operations are located at Cape Canaveral Air Force Station, Florida, and Vandenberg Air Force Base, California.

Viasat
Viasat is a global communications company that believes everyone and everything in the world can be connected. With offices in 24 countries around the world, our mission shapes how consumers, businesses, governments and militaries around the world communicate and connect. Viasat is developing the ultimate global communications network to power high-quality, reliable, secure, affordable, fast connections to positively impact people’s lives anywhere they are—on the ground, in the air or at sea, while building a sustainable future in space. In May 2023, Viasat completed its acquisition of Inmarsat, combining the teams, technologies and resources of the two companies to create a new global communications partner.

Vizocom
A leader in the ICT and Communications sector, Vizocom is a global company dedicated to connecting businesses around the world. Fully committed to transparency and consistent delivery, we have worked with governments, multinationals, NGOs, and with other companies all around the world. We dedicate ourselves to serving and connecting our clients no matter the location, and ensure that each of our services is backed up by a first class customer service support team.

WORK Microwave
Since 1986, WORK Microwave has been a leading developer and manufacturer of RF electronics technologies and products. Known for its quality products, customized solutions, reliability, and world-class customer service, WORK Microwave sets the industry benchmark for innovation in microwave and digital signal processing technologies. All of the company’s products are developed and produced in-house, leading to an unrivalled response time to customer needs.

XTAR
In the rapidly changing world of satellite-based services, XTAR is a U.S.-based satellite communications company headquartered in Leesburg, Virginia. XTAR enables U.S. Government and allied governmental (military and civil) customers to lease capabilities on a commercial basis through satellites operated by Hisdesat for the Government of Spain.
XTAR’s core offerings include military satellite communications (MILSATCOM) and advanced synthetic aperture radar (SAR) data services:
MILSATCOM: Offering connectivity in the X-band and mil-Ka frequency bands via two strategically-located satellites in geosynchronous orbit at 29°E and 30°W, XTAR provides full MILSATCOM compatibility, ideal for a wide variety of missions including military enterprise communications, special operations missions, information gathering, border security, and much more.
SAR Imaging: Offering a wide variety of high-resolution X-band synthetic aperture radar (SAR) imaging capabilities, our LEO-based services offer a flexible aperture that is capable of generating broad-area and high-resolution (25cm) images of small areas in stunning, high-contrast, all-weather detail. These advanced features come with coherent change detection (CCD) capabilities using interferometry, as well as ground control point (GCP) generation, suitable for navigation, civil engineering and/or military targeting.
Founded in 2001, XTAR is a wholly-owned subsidiary of Hisdesat Servicios Estratégicos S.A., which, as of 2026, is part of the Indra family of aerospace and defense companies.