e-shelter was acquired by NTT in 2015 and operated independently for a period of years until it was integrated into the NTT brand.
Rupprecht Rittweger founded e-shelter in 2000. Now over 350 people work at e-shelter, from a whole range of specialist fields and cultures. The company now runs data centers with approximately 90,000 sqm of datacenter space in eight locations in Germany, Austria and Switzerland.