STOCKHOLM, Sweden--(BUSINESS WIRE)--Regulatory News: Elekta has today acquired Radon Ltda. group, the leading linear accelerator (linac) service company in Brazil. Most of the service contracts held by the company are with clinics that use equipment delivered by Siemens. The acquisition significantly strengthens Elekta’s market position, making it the leading organization for installation, service and aftermarket services. Through the acquisition, Elekta’s customer base has increased with 25 percent in Brazil.