World Top 100 Data Centers Companies List by Market Cap as of August 2026

GDS Holdings is Software and IT Services Management company. It provides a new outsourcing, large scale, high performance data center solution that meets high power, high efficiency, high stability, core economic hub coverage, neutral and rigorous data center service standards. The headquarters is in China.

Keppel DC REIT is diversified portfolio of income producing real estate assets which are used primarily for data centre purposes as well as Real Estate Related Assets company. It portfolio comprises 19 high quality data centres strategically located in key data centre hubs and with an aggregate lettable area of approximately 2,089,085 sq. ft, the portfolio spans 12 cities in eight countries across Asia Pacific and Europe.

Corporate Office Properties Trust is a Real Estate Investment Trust and Data Center Solutions company. The company Services are provided to government and enterprises. It provides a wide array of data center services to meet the strategic and operational requirements of it customers especially those seeking mission critical, secure environments. The headquarters is in USA.

Corporate Office Properties Trust has changed its name to COPT Defense Properties with effective from Sep-15-2023.

SUNeVision (SEHK: 1686), the technology arm of Sun Hung Kai Properties is the largest data center provider in Hong Kong. They provide industry carrier and cloud-neutral data center services with global top 10 connectivity.

DigitalBridge Group owns, operates and invests across the full spectrum of digital infrastructure and real estate company including cell towers, data centers, fiber, small cells and edge infrastructure. The headquarters is in USA.

OVH Groupe S.A. is a cloud computing company that has 40 data centers, 450k+ servers running and serving 1.6 million customers as of 2023. Headquarters is in France.

21Vianet Group is a carrier neutral Internet data center services provider company. It provides hosting and related services, cloud services and business VPN services, improving the reliability, security and speed of customers Internet infrastructure. The headquarters is in China.