Arianespace: International leader in commercial launch services, launches Ariane 4 and Ariane 5 to put satellites and other auxiliary payloads into earth orbit.
Return Tax: Information on the VAT refunding for formalities in Europe. Based in Viry-Chatillon.
Solems: Designs and manufactures solar cells, modules and sensors. Small thin-film indoor and outdoor cells. Custom design products. Based in Palaiseau.