Altair Global Altair Global Share: Relocation Services Altair Global Visit Website Request Info 201 N Civic Dr, Suite 240 Walnut Creek, CA 94596 (925) 945-1001 LinkedIn Facebook Twitter Website Hours: Monday to Friday, 8 AM to 5 PM. Closed Weekends and Holidays. About Map About Altair Global provides mobility services to the employees and families of Fortune 500 Companies worldwide. We are headquartered in Plano, TX and have 9 offices in the US and around the world. What's Nearby? Distance: 5 10 15 20 25 50 mi.