15 Best IT Infrastructure Managed Companies (2026)

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IT infrastructure managed services cover the ongoing operation, monitoring, support, optimization, and modernization of the systems a business relies on. This overview compares providers with experience across cloud infrastructure, networks, DevOps, hybrid environments, security, and production support, giving readers a mix of engineering-focused specialists and large enterprise service providers..

1. Gilzor

Gilzor brings a software engineering perspective to infrastructure management, making it particularly relevant when infrastructure and application operations need to be handled together. Its technical stack covers AWS, Amazon EKS, Docker, Kubernetes, Ansible, CircleCI, GitHub Actions, and infrastructure technologies such as NGINX and HAProxy. The company also provides ongoing development support for products already in production, including bug fixes, feature development, and engineering assistance.

This setup can work well for product companies that need cloud and DevOps expertise alongside continued software maintenance rather than a conventional hardware-focused MSP arrangement.

Key Facts

  • Best for: Software product companies needing infrastructure and application support together
  • Core services: IT infrastructure managed, development support, cloud engineering, DevOps, production support
  • Cloud technologies: AWS, Amazon EKS
  • Infrastructure technologies: Kubernetes, Docker, Ansible, NGINX, HAProxy
  • Delivery focus: Production software and cloud environments

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2. Kyndryl

Kyndryl works primarily with complex enterprise IT estates where infrastructure spans private cloud, public cloud, traditional systems, networks, and business-critical platforms. Its managed cloud portfolio covers public, private, and hybrid environments, while its wider technology services include infrastructure modernization, multicloud management, security, resiliency, and data management.

The company also manages private cloud infrastructure across compute, storage, containers, and virtual machines. This breadth makes Kyndryl particularly relevant to large organizations that want an infrastructure operations partner able to work with both established enterprise technology and newer cloud platforms.

Key Facts

  • Best for: Large enterprises with complex hybrid infrastructure
  • Core services: Managed cloud, infrastructure operations, networks, resiliency
  • Environment coverage: Public, private, and hybrid cloud
  • Infrastructure scope: Compute, storage, networking, containers, virtual machines
  • Specialization: Mission-critical enterprise environments

Contact Information

  • Website: www.kyndryl.com
  • Phone: +1.855.596.3795
  • Email: sales@kyndryl.com
  • Address: 2nd Floor, 100 Liverpool Street, London, United Kingdom, EC2M 2AT
  • LinkedIn: www.linkedin.com/company/kyndryl
  • Twitter: x.com/kyndryl

3. A-listware

A-listware has a dedicated managed IT and infrastructure practice covering infrastructure assessment, administration, monitoring, support, cloud environments, networking, and security. Its managed infrastructure offering includes server and cloud administration, user management, software updates, continuous monitoring, performance reporting, and NOC management.

The company can also work across networks, data storage, security tooling, development infrastructure, and virtual desktop environments. Its service model supports both fully managed and co-managed arrangements, which gives internal IT departments the option to retain responsibility for selected systems while outsourcing other operational tasks.

Key Facts

  • Best for: Businesses needing flexible managed or co-managed infrastructure support
  • Core services: Managed IT, infrastructure management, NOC, cloud management
  • Infrastructure coverage: Servers, networks, storage, security tools, development environments
  • Cloud services: Migration, administration, optimization, protection
  • Support model: Fully managed and co-managed options

Contact Information

  • Website: a-listware.com
  • Phone: +1 (888) 337 93 73
  • Email: info@a-listware.com
  • Address: North Bergen, NJ 07047, USA
  • LinkedIn: www.linkedin.com/company/a-listware
  • Facebook: www.facebook.com/alistware

4. Rackspace

Rackspace Technology concentrates heavily on managed cloud operations and gives companies access to engineers across AWS, Microsoft Azure, and Google Cloud. Its managed services cover day-to-day cloud operations, infrastructure buildout, migrations, DevOps, CI/CD, backup and disaster recovery planning, performance optimization, and cloud cost management.

Rackspace can therefore suit organizations that already use public cloud extensively but need deeper operational coverage or additional engineering capacity. Its service portfolio also includes flexible engineering models where specialists work alongside the client's own technical team instead of taking over the entire environment.

Key Facts

  • Best for: Organizations running substantial public cloud environments
  • Core services: Cloud management, DevOps, migration, optimization
  • Cloud platforms: AWS, Microsoft Azure, Google Cloud
  • Infrastructure capabilities: Infrastructure as code, backup, disaster recovery
  • Delivery model: Managed operations and flexible engineering support

Contact Information

  • Website: www.rackspace.com
  • Phone: 1800 961 2888
  • Email: legalnotice@rackspace.com
  • Address: 19122 US Highway 281N Ste 128, San Antonio, TX 78258-7667, United States
  • LinkedIn: www.linkedin.com/company/rackspace-technology
  • Facebook: www.facebook.com/rackspacetechnology
  • Twitter: x.com/Rackspace
  • Instagram: www.instagram.com/rackspace_technology

5. OSKI Solutions

OSKI Solutions offers managed IT services through an engineering-led model that combines application operations with cloud infrastructure, databases, integrations, and CI/CD. Its service includes proactive monitoring, alerting, incident response, patching, backup verification, infrastructure operations, performance work, and recurring service reviews.

Cloud operations cover AWS and Azure, while the company's broader cloud and DevOps practice also works with Google Cloud, Kubernetes, Docker, Terraform, observability tools, and infrastructure as code. This makes OSKI particularly relevant when infrastructure issues cannot be separated cleanly from application code, integrations, or deployment pipelines.

Key Facts

  • Best for: Businesses combining application and cloud infrastructure management
  • Core services: Managed IT, cloud operations, monitoring, incident response
  • Cloud platforms: AWS, Azure, Google Cloud
  • DevOps technologies: Kubernetes, Docker, Terraform, CI/CD
  • Operational scope: Applications, databases, integrations, infrastructure

Contact Information

  • Website: oski.site
  • Phone: +48571282759
  • Email: contact@oski.site
  • Address: Kaupmehe tn 7-120, Tallinn, 10114, Estonia

  • LinkedIn: www.linkedin.com/company/oski-solutions

6. NTT DATA

NTT DATA is suited to enterprises where networking forms a major part of the managed infrastructure requirement. Its Managed Network Services span LAN, WAN, SD-WAN, private wireless, campus networks, data centers, cloud networks, and internet connectivity. The company handles the lifecycle from consulting and design through implementation and ongoing management.

Its wider cloud operation also covers infrastructure management and application modernization. This combination is useful for organizations with distributed offices, branch networks, data centers, and cloud workloads that need to be managed as an interconnected infrastructure estate rather than as isolated technology projects.

Key Facts

  • Best for: Enterprises with large distributed network environments
  • Core services: Managed networking, cloud, infrastructure operations
  • Network coverage: LAN, WAN, SD-WAN, private wireless
  • Infrastructure scope: Edge, data center, cloud networks
  • Delivery lifecycle: Consulting, design, implementation, management

Contact Information

  • Website: www.nttdata.com
  • Phone: +44 (0) 20 3933 5500
  • Address: Epworth House, 25 City Road, London, EC1Y 1AA, United Kingdom
  • LinkedIn: www.linkedin.com/company/ntt-data
  • Twitter: x.com/NTT_DATA_UK
  • Instagram: www.instagram.com/nttdata

7. .NET Developers

.NET Developers provides cloud and platform engineering as part of its broader enterprise development offering. Its infrastructure work covers cloud-native architecture, infrastructure as code, and platform engineering across Microsoft Azure, AWS, and Google Cloud. Production deployment and continued iteration are also part of its delivery process.

The company is better suited to organizations that view infrastructure operations as an extension of software engineering rather than traditional desktop or hardware management. Its stack-agnostic approach also gives teams flexibility when infrastructure requirements span multiple cloud providers or need to evolve alongside a custom application.

Key Facts

  • Best for: Engineering teams building or evolving cloud-native platforms
  • Core services: Cloud architecture, platform engineering, enterprise development
  • Cloud platforms: Azure, AWS, Google Cloud
  • Infrastructure capabilities: Infrastructure as code, deployment, platform engineering
  • Delivery focus: Senior-led software and cloud engineering

Contact Information

  • Website: net-devs.com
  • Phone: +48 571 282 759
  • Email: contact@net-devs.com
  • Address: Obrzeżna 1D, 02-691 Warszawa
  • LinkedIn: www.linkedin.com/company/net-devs

8. Accenture

Accenture provides infrastructure managed services for organizations operating large hybrid technology estates. Its services cover cloud and data center operations, networks, digital workplace infrastructure, security, service management, and ongoing modernization. The company can manage environments spanning on-premises systems, public cloud, private cloud, network infrastructure, and edge technology.

A central part of the offering is continuous operational improvement rather than simply keeping existing infrastructure running. Accenture combines managed operations with automation, modernization, security, and cloud optimization, which makes its model particularly relevant to multinational enterprises undergoing long-term infrastructure transformation.

Key Facts

  • Best for: Large-scale infrastructure modernization and operations
  • Core services: Infrastructure management, cloud operations, networks, security
  • Environment coverage: On-premises, cloud, network, edge
  • Operating focus: Automation and continuous optimization
  • Typical scope: Enterprise hybrid infrastructure

Contact Information

  • Website: www.accenture.com
  • Phone: +19174524400
  • Address: 395 9th Avenue, New York, NY, 10001

9. SoftPro

SoftPro's infrastructure capabilities center on cloud development, migration, infrastructure management, and long-term software support. The company works with AWS and Microsoft Azure and handles cloud-native development, lift-and-shift migrations, containerization, and re-architecture of legacy systems.

Compared with a traditional infrastructure MSP, SoftPro has a stronger application engineering orientation. That can suit businesses that need infrastructure to be managed as part of a broader modernization or custom software engagement. Its published service portfolio also includes ongoing support, making the company relevant for teams that want continuity after migration or platform development is complete.

Key Facts

  • Best for: Cloud modernization tied to custom software
  • Core services: Cloud development, migration, infrastructure management
  • Cloud platforms: AWS, Microsoft Azure
  • Technical focus: Microsoft stack, .NET, cloud-native architecture
  • Support: Long-term maintenance and platform support

Contact Information

  • Website: soft-pro.pl
  • Address: Poland, Warsaw, Mazowieckie Voivodeship, 13 Erasmus Ciołka St. 401

10. CDW

CDW Managed Services covers infrastructure, cloud, applications, security, and technology support, with a particularly developed offering for managed cloud and infrastructure. Its operational services include 24x7 monitoring, incident management, service request management, disaster recovery, compliance monitoring, infrastructure automation, and cloud optimization.

The company works across public cloud, hybrid cloud, multicloud, and on-premises environments, including AWS, Microsoft Azure, and Google Cloud. CDW is therefore a practical option for organizations that have accumulated infrastructure across different platforms and want one provider involved in both modernization projects and routine operational management.

Key Facts

  • Best for: Organizations consolidating management across hybrid infrastructure
  • Core services: Managed infrastructure, cloud, applications, security
  • Support coverage: 24x7 monitoring and incident management
  • Cloud platforms: AWS, Azure, Google Cloud
  • Other capabilities: Disaster recovery, compliance monitoring, automation

Contact Information

  • Website: www.uk.cdw.com
  • Phone: +44 207 791 6000
  • Email: info@uk.cdw.com
  • Address: 200 N Milwaukee Ave, Vernon Hills, IL 60061
  • LinkedIn: www.linkedin.com/company/cdw-uk
  • Instagram: www.instagram.com/cdw_uk

11. 21century.tech

21century.tech approaches infrastructure from the software delivery side. Its teams build production applications with CI/CD, tests, documentation, and deployment included in the delivery process, and software can be deployed either into a client's infrastructure or infrastructure handled as part of the engagement.

This makes the company more appropriate for teams that need infrastructure work connected directly to application delivery rather than broad management of corporate devices, networks, and data centers. The model is particularly relevant for new platforms, refactoring projects, integrations, and software that needs a production-ready deployment environment from the start.

Key Facts

  • Best for: Infrastructure requirements attached to software delivery
  • Core services: Software engineering, deployment, CI/CD
  • Infrastructure role: Production deployment and delivery automation
  • Project types: MVPs, application features, refactoring, integrations
  • Delivery model: Senior engineering with AI-assisted development

Contact Information

  • Website: 21century.tech
  • Email: kirill@oski.site

12. Cognizant

Cognizant operates managed infrastructure across cloud and traditional enterprise environments. Its Infrastructure Managed Services cover critical applications hosted on private and hybrid cloud as well as traditional infrastructure, while its cloud management practice includes observability, automation, cost oversight, governance, security, and AI-assisted operations.

The company can manage IaaS, PaaS, and SaaS operations alongside data protection, cyber resilience, and multicloud networking. This broad operational scope makes Cognizant suitable for enterprises that are modernizing older infrastructure while continuing to run business-critical systems during a gradual transition toward cloud-based environments.

Key Facts

  • Best for: Enterprise hybrid cloud and legacy infrastructure transformation
  • Core services: Infrastructure management, cloud operations, optimization
  • Cloud scope: IaaS, PaaS, SaaS
  • Operational capabilities: Observability, automation, governance, security
  • Infrastructure coverage: Traditional, private cloud, hybrid cloud

Contact Information

  • Website: www.cognizant.com
  • Phone: (480) 375-7000
  • Email: inquiry@cognizant.com
  • Address: 910 Wyoming Street, Missoula 59801, MT
  • LinkedIn: www.linkedin.com/company/cognizant
  • Facebook: www.facebook.com/Cognizant
  • Twitter: x.com/cognizant
  • Instagram: www.instagram.com/cognizant

13. DXC Technology

DXC Technology provides cloud and infrastructure services across multicloud and on-premises environments. Its offering combines modernization work with ongoing management of cloud platforms, traditional hosting, networks, and mainframe resources.

This range is useful for companies that cannot move their entire technology estate to public cloud at once. DXC can support existing infrastructure while helping organizations migrate, transform, and optimize workloads over time. The emphasis on both traditional enterprise environments and newer cloud architecture makes the company relevant to businesses dealing with long infrastructure lifecycles, mixed technology generations, or large-scale modernization programs.

Key Facts

  • Best for: Enterprises managing traditional and modern infrastructure together
  • Core services: Cloud, hosting, networks, infrastructure management
  • Environment coverage: Multicloud and on-premises
  • Other capabilities: Mainframe infrastructure
  • Project focus: Migration, transformation, optimization

Contact Information

  • Website: dxc.com
  • Phone: 1-470-690-9512
  • Email: investor.relations@dxc.com
  • Address: 20408 Bashan Drive, Suite 231, Ashburn, VA 20147, USA.
  • LinkedIn: www.linkedin.com/company/dxctechnology
  • Instagram: www.instagram.com/dxctechnology

14. IBM

IBM's infrastructure services are built around hybrid environments and mission-critical enterprise workloads. Its hybrid infrastructure portfolio includes private Infrastructure as a Service, managed infrastructure services, automation, AI-assisted operations, security, and hybrid cloud management across on-premises, colocation, and cloud environments.

IBM also provides technology lifecycle services for data center environments, including deployment and ongoing support. The combination can be relevant for organizations with substantial existing infrastructure investments that need modernization without immediately replacing every component. IBM's coverage is particularly broad around enterprise data, AI workloads, ERP platforms, and other systems that depend on resilient underlying infrastructure.

Key Facts

  • Best for: Mission-critical hybrid enterprise infrastructure
  • Core services: Managed infrastructure, hybrid cloud, lifecycle services
  • Environment coverage: On-premises, colocation, cloud
  • Infrastructure focus: Compute, data, AI and enterprise workloads
  • Operational capabilities: Automation, security, AI-assisted operations

Contact Information

  • Website: www.ibm.com
  • Phone: 1-800-426-4968 
  • Address: 1 New Orchard Road Armonk, New York 10504-1722 United States
  • LinkedIn: www.linkedin.com/company/ibm
  • Twitter: x.com/ibm
  • Instagram: www.instagram.com/ibm

15. Itexus

Itexus provides DevOps and cloud infrastructure services covering infrastructure setup, optimization, migration, and ongoing operational support. The company works with AWS, Microsoft Azure, Google Cloud, and IBM Cloud, and supports Infrastructure as Code, containerization, orchestration, automated monitoring, and backup and restore. These services connect directly with IT infrastructure managed services through infrastructure administration, automation, monitoring, and cloud operations.

The company also supports development and production environments through CI/CD automation, security controls, fault-tolerant infrastructure, and post-production support. Itexus describes DevOps engineers as responsible for setting up development, testing, and production environments, organizing automated monitoring and backups, and managing continuous integration, deployment, and environment provisioning processes.

Key Facts

  • Best for: Businesses that need DevOps, cloud infrastructure, and software engineering support
  • Core services: DevOps consulting, cloud infrastructure, CI/CD automation, infrastructure management
  • Cloud platforms: AWS, Microsoft Azure, Google Cloud, IBM Cloud
  • Infrastructure capabilities: Infrastructure as Code, containerization, Kubernetes, automated monitoring, backup and restore
  • Security: DevSecOps, infrastructure security audits, compliance support
  • Production support: Monitoring, incident response, maintenance, and post-production support

Contact Information

  • Website: itexus.com 
  • Email: info@itexus.com 
  • Address: 8, The Green, STE road, Dover, DE 19901, United States
  • LinkedIn: www.linkedin.com/company/itexus 
  • Facebook: www.facebook.com/itexus 
  • Twitter: x.com/ItexusSoft 
  • Instagram: www.instagram.com/itexus.soft 

Conclusion

IT infrastructure managed services can cover very different needs, from cloud operations and DevOps support to network management, monitoring, security, and long-term infrastructure modernization. The right fit depends largely on the complexity of the existing environment, the level of internal technical expertise, and whether the priority is day-to-day operations, cloud transformation, or support for business-critical systems.

Companies with mixed cloud, on-premises, and legacy infrastructure may benefit from providers with broad operational coverage, while software-driven businesses may prefer engineering-focused teams that connect infrastructure management closely with application development and deployment. Comparing service scope, platform expertise, support models, and infrastructure specialization can make it easier to narrow the field to providers that match both current operational requirements and future technical plans.

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