What is the difference between IaaS and PaaS?

Infrastructure as a Service (IaaS) provides raw compute resources, storage volumes, and networking where the customer manages the operating system, middleware, and application runtime. Platform as a Service (PaaS) abstracts the underlying infrastructure, allowing developers to deploy code directly while the provider manages OS patching, scaling, and hardware lifecycle.

Why do enterprises select bare-metal servers over shared cloud instances?

Bare-metal dedicated servers eliminate noisy-neighbor latency variations, avoid virtualization hypervisor overhead, provide complete hardware control, and often yield substantial cost advantages for consistent, high-throughput compute, intensive database operations, or specialized AI/ML workloads.

What constitutes a Tier III or Tier IV data center?

Data center tiers define availability and redundancy standards. Tier III facilities feature N+1 redundancy and concurrent maintainability, guaranteeing 99.982% availability (less than 1.6 hours annual downtime). Tier IV facilities feature 2N+1 fully fault-tolerant dual-powered architectures, guaranteeing 99.995% availability (less than 26 minutes annual downtime).

Global Cloud & Infrastructure Provider Database

Cloud & Infrastructure Providers Database & Contact List

Find cloud service providers, infrastructure providers, cloud MSPs, hosting companies, data center providers, IT infrastructure specialists, and cloud technology partners with the ChannelDatabase global cloud and infrastructure database. Discover companies by location, company size, services, technologies, partnerships, and business profile.

Cloud Company Data Infrastructure Decision-Makers Global Coverage Cloud & Infrastructure Intelligence

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Target Categories CSPs, MSPs, Hosting

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250 Cloud and Infrastructure Providers Providers

Page 9 of 11

Railway

San Francisco, California, USA

Cloud Transformation, Managed Infrastructure, Data Center Services, Hybrid IT

1,001-50,000 staff $100M-$20B

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Fly.io

San Francisco, California, USA

Cloud Transformation, Managed Infrastructure, Data Center Services, Hybrid IT

1,001-50,000 staff $100M-$20B

View Full Profile →

Heroku

San Francisco, California, USA

Cloud Transformation, Managed Infrastructure, Data Center Services, Hybrid IT

1,001-50,000 staff $100M-$20B

View Full Profile →

Platform.sh

San Francisco, California, USA

Cloud Transformation, Managed Infrastructure, Data Center Services, Hybrid IT

1,001-50,000 staff $100M-$20B

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Clever Cloud

Paris, Île-de-France, France

IaaS, Cloud Compute, Storage, Networking, Managed Cloud

1,001-50,000 staff $100M-$20B

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CloudSigma

Zurich, Zurich, Switzerland

IaaS, Cloud Compute, Storage, Networking, Managed Cloud

1,001-50,000 staff $100M-$20B

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Servers.com

Amsterdam, North Holland, Netherlands

IaaS, Cloud Compute, Storage, Networking, Managed Cloud

1,001-50,000 staff $100M-$20B

View Full Profile →

Neterra

San Francisco, California, USA

Cloud Transformation, Managed Infrastructure, Data Center Services, Hybrid IT

1,001-50,000 staff $100M-$20B

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PacketFabric

San Francisco, California, USA

Cloud Transformation, Managed Infrastructure, Data Center Services, Hybrid IT

1,001-50,000 staff $100M-$20B

View Full Profile →

Megaport

San Francisco, California, USA

Cloud Connectivity, Networking, SD-WAN, Managed Network Services

1,001-50,000 staff $100M-$20B

View Full Profile →

Console Connect

Singapore, Singapore, Singapore

Cloud Connectivity, Networking, SD-WAN, Managed Network Services

1,001-50,000 staff $100M-$20B

View Full Profile →

PCCW Global

San Francisco, California, USA

Cloud Connectivity, Networking, SD-WAN, Managed Network Services

1,001-50,000 staff $100M-$20B

View Full Profile →

Hurricane Electric

San Francisco, California, USA

Cloud Transformation, Managed Infrastructure, Data Center Services, Hybrid IT

1,001-50,000 staff $100M-$20B

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CoreSite

San Francisco, California, USA

Data Centers, Colocation, Cloud Connectivity, Infrastructure Services

501-5,000 staff $100M-$5B

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Flexential

San Francisco, California, USA

Data Centers, Colocation, Cloud Connectivity, Infrastructure Services

501-5,000 staff $100M-$5B

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Cologix

San Francisco, California, USA

Data Centers, Colocation, Cloud Connectivity, Infrastructure Services

501-5,000 staff $100M-$5B

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Iron Mountain Data Centers

San Francisco, California, USA

Data Centers, Colocation, Cloud Connectivity, Infrastructure Services

501-5,000 staff $100M-$5B

View Full Profile →

Switch

San Francisco, California, USA

Cloud Transformation, Managed Infrastructure, Data Center Services, Hybrid IT

1,001-50,000 staff $100M-$20B

View Full Profile →

Princeton Digital Group

Singapore, Singapore, Singapore

Cloud Transformation, Managed Infrastructure, Data Center Services, Hybrid IT

1,001-50,000 staff $100M-$20B

View Full Profile →

GDS Services

San Francisco, California, USA

Cloud Transformation, Managed Infrastructure, Data Center Services, Hybrid IT

1,001-50,000 staff $100M-$20B

View Full Profile →

21Vianet

San Francisco, California, USA

Cloud Transformation, Managed Infrastructure, Data Center Services, Hybrid IT

1,001-50,000 staff $100M-$20B

View Full Profile →

Global Switch

London, England, United Kingdom

Data Centers, Colocation, Cloud Connectivity, Infrastructure Services

501-5,000 staff $100M-$5B

View Full Profile →

NorthC Datacenters

Amsterdam, North Holland, Netherlands

Data Centers, Colocation, Cloud Connectivity, Infrastructure Services

501-5,000 staff $100M-$5B

View Full Profile →

Lefdal Mine Datacenter

Oslo, Oslo, Norway

Data Centers, Colocation, Cloud Connectivity, Infrastructure Services

501-5,000 staff $100M-$5B

View Full Profile →

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Editorial Buyer Guidance

Navigating Cloud Infrastructure Decisions

Infrastructure architects and CIOs should evaluate prospective providers across core dimensions:

Compute & Storage Workload Fit: Assess specialized compute requirements including high-performance bare metal, GPU acceleration for AI training, and block/object storage throughput requirements.
Network Peering & Egress Pricing: Analyze network architecture, interconnect speeds to major internet exchange points (IXPs), direct connect options, and predictable data transfer pricing models.
High Availability & SLA Commitments: Review guaranteed uptime figures (e.g., 99.95% vs 99.999%), multi-zone automated failover, and compensation structures for service disruptions.
Security Certifications & Compliance: Ensure facilities and management tiers adhere to ISO 27001, FedRAMP, HIPAA, PCI-DSS Level 1, and regional data sovereignty regulations.

Key Technologies & Vendor Platforms

Amazon Web Services (AWS) Microsoft Azure Google Cloud Platform (GCP) VMware Cloud Foundation OpenStack Kubernetes NVIDIA DGX Systems Equinix Metal

Explore Related IT Channels

Cloud Service Providers Csps → Networking Providers → Managed Service Providers →

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