Data Center Construction Companies: Who Builds These and How Projects Are Staffed

Modern digital infrastructure depends on data centers. These facilities power cloud computing, artificial intelligence, streaming platforms, financial systems, and nearly every online service businesses rely on today.

Building a data center is far more complex than constructing a typical commercial building. These facilities require specialized electrical systems, cooling infrastructure, redundant power, and strict reliability standards.

Because of this complexity, data center construction companies rarely work alone when building modern digital infrastructure. Most projects involve multiple organizations, from developers and engineering firms to construction contractors and commissioning specialists.

This guide explains who builds data centers, which construction companies dominate the industry, and how these large-scale projects are staffed.

What Is Data Center Construction?

Data center construction refers to the design, engineering, and building of facilities that house critical IT infrastructure, including servers, networking equipment, and power systems.

Unlike standard commercial buildings, data centers must operate continuously with minimal downtime. Most facilities include redundant electrical systems, backup generators, advanced cooling infrastructure, and real-time monitoring technology.

Many facilities follow strict reliability and redundancy design guidelines for mission-critical infrastructure. For additional technical guidance on resilient data center design, see the NIH Sustainable Data Center Design Guide.

Most data center construction projects follow several major phases:

1. Site selection and infrastructure planning
2. Engineering and architectural design
3. Power and cooling system installation
4. Structural construction and equipment installation
5. System testing and commissioning

Each phase requires specialized expertise across electrical engineering, mechanical systems, construction management, and infrastructure commissioning.

Who Builds Data Centers?

Building a modern data center requires a network of specialized organizations working together across the project lifecycle. While many people assume a single contractor builds the facility, most projects involve several types of companies coordinating engineering, construction, and infrastructure deployment.

These organizations typically include developers, engineering firms, construction contractors, and specialized infrastructure vendors. Each group plays a distinct role in delivering a reliable facility capable of supporting critical digital infrastructure.

Developers and Facility Owners

Developers initiate data center projects and secure the land, financing, and infrastructure required to build the facility.

Some of the largest data center developers include cloud providers, colocation companies, and infrastructure investment firms. These organizations determine where facilities will be built based on factors like power availability, fiber connectivity, and regional demand.

Once a project begins, developers typically hire engineering firms and construction contractors to execute the build.

Engineering and Design Firms

Engineering firms are responsible for designing the technical systems inside a data center. These companies develop the electrical layouts, cooling systems, mechanical infrastructure, and redundancy architecture required to support mission-critical operations.

Design teams must ensure that systems meet reliability standards while also allowing for scalability as computing demand grows. Engineering specialists involved in these projects often include electrical engineers, mechanical engineers, controls engineers, and energy consultants.

These experts design the facility before construction begins and often remain involved throughout the project to ensure systems are installed correctly.

For more insight into staffing engineering teams, explore our data center staffing services.

Construction Contractors

Construction contractors manage the physical building process and coordinate subcontractors responsible for electrical, mechanical, and structural work.

Many of the largest data center construction companies are international contractors that specialize in mission-critical infrastructure.

These firms oversee:

• structural construction
• power distribution installation
• mechanical and cooling infrastructure
• generator and backup power installation
• network infrastructure installation

Construction contractors also manage safety compliance, project scheduling, and coordination between engineering teams and subcontractors.

Specialized Infrastructure Vendors

Beyond engineering and construction firms, data center projects rely on specialized vendors that provide key equipment and infrastructure systems. These companies manufacture and install the technologies that keep data centers operating continuously, including power protection, cooling systems, and electrical distribution equipment.

These vendors supply critical technologies such as:

• uninterruptible power supply (UPS) systems
• industrial generators
• cooling equipment and chillers
• switchgear and power distribution units
• monitoring and automation systems

Because these systems must operate continuously without failure, installation and testing require highly trained technical teams.

Major Data Center Construction Companies

Several global contractors specialize in building mission-critical facilities and hyperscale campuses. The companies below are among the most recognized data center construction companies involved in global infrastructure projects.

Turner Construction

Turner Construction is one of the largest builders of data centers in North America. The company has delivered projects for major cloud providers and colocation operators, often managing large multi-building campuses.

AECOM

AECOM provides engineering, construction management, and infrastructure consulting services across global markets. The firm is heavily involved in data center development for enterprise and hyperscale operators.

DPR Construction

DPR Construction focuses on mission-critical construction and is widely known for delivering facilities for major technology companies and data center operators.

Skanska

Skanska is a global infrastructure contractor that has participated in major data center projects across North America and Europe, often emphasizing sustainable building practices.

How Data Center Construction Projects Are Staffed

One of the most important factors in data center construction is the size and expertise of the workforce required to build these facilities.

Large hyperscale campuses can involve hundreds or even thousands of workers across multiple specialties. Typical project teams include professionals across several disciplines. For companies looking to fill these critical roles quickly, our article on hiring mission-critical talent faster provides practical strategies.

Construction Workforce

The largest portion of the workforce consists of tradespeople responsible for building the facility and installing infrastructure systems. These roles may include electricians, pipefitters, HVAC technicians, equipment installers, and structural construction crews.

Where it fits in the timeline: Primary construction phase

Key responsibilities:

• Electrical wiring and distribution installation
• Pipefitting and HVAC system installation
• Equipment installation and structural construction

Common mistakes / red flags:

• Poor coordination with other trades
• Skipping verification steps during installation

Hiring checklist:

• Experience in mission-critical construction
• Skilled in electrical, mechanical, or structural trades

Interview questions:

1. How do you coordinate with other trades on a construction site?
2. How do you verify your installations meet specifications?
3. How do you handle troubleshooting unexpected site issues?
4. How do you prioritize safety on site?
5. Can you describe experience with redundant power or cooling systems?

Engineering Teams

Engineering professionals oversee system design, installation verification, and infrastructure performance. Common engineering roles include electrical engineers, mechanical engineers, controls engineers, and infrastructure specialists.

Where it fits in the timeline: Engineering phase and during infrastructure installation

Key responsibilities:

• Design and validate power distribution and redundancy
• Design and verify cooling and mechanical systems
• Monitor system installation for compliance with plans

Common mistakes / red flags:

• Undersized or improperly configured systems
• Poor documentation of changes or modifications

Hiring checklist:

• Licensed engineers experienced in mission-critical infrastructure
• Familiarity with redundancy standards and cooling requirements

Interview questions:

1. How do you verify system designs are scalable and redundant?
2. What challenges arise during system installation?
3. How do you coordinate with contractors and vendors?
4. What documentation practices do you follow?
5. How do you ensure design standards meet uptime requirements?

Commissioning Teams

Commissioning engineers perform detailed tests and verify that all systems operate as intended before the data center becomes operational.

Where it fits in the timeline: Final stages of construction after installation

Key responsibilities:

• Test power systems, backup generators, and UPS
• Validate cooling and mechanical system performance
• Document integrated system testing

Common mistakes / red flags:

• Incomplete load testing
• Inadequate documentation
• Missing coordination with engineers

Hiring checklist:

• Experience commissioning mission-critical facilities
• Knowledge of power, cooling, and automation testing

Interview questions:

1. How do you conduct integrated systems testing?
2. How do you document test results?
3. How do you verify redundancy and failover systems?
4. What challenges commonly occur during commissioning?
5. How do you prioritize systems for testing?

Project Management and Operations Teams

Large data center builds also require experienced project managers who coordinate contractors, engineers, and vendors throughout the construction process. Project managers oversee project timelines, budgets, and compliance.

Where it fits in the timeline: Throughout construction, continuing into operations

Key responsibilities:

• Schedule and coordinate project activities
• Manage budgets and costs
• Ensure regulatory compliance and safety
• Transition facility to operations teams

Common mistakes / red flags:

• Poor schedule adherence
• Ineffective communication between teams
• Budget overruns

Hiring checklist:

• Experienced project managers in mission-critical construction
• Knowledge of regulatory and safety standards

Interview questions:

1. How do you manage complex multi-team projects?
2. How do you track project timelines and budgets?
3. How do you handle unexpected delays or issues?
4. How do you ensure contractor compliance with specifications?
5. How do you manage handover to operations teams?

To support these critical hires from construction through operations, our data center recruiting and staffing for engineers, project managers, and critical infrastructure roles help organizations find mission-critical engineers, project managers, and technical specialists quickly.

Typical Data Center Construction Timeline

The timeline for building a data center can vary depending on project size and complexity, but most large facilities follow a similar schedule.

Typical phases include:

Planning and site selection: 3 to 6 months
Engineering and design: 6 to 12 months
Construction and infrastructure installation: 12 to 24 months
Testing and commissioning: 3 to 6 months

Large hyperscale campuses may take several years to fully complete because they are often built in phases.

Why Talent Is the Biggest Challenge in Data Center Construction

As demand for cloud computing and artificial intelligence infrastructure continues to grow, data center construction is expanding rapidly across the world.

However, developers and contractors frequently face a shortage of specialized infrastructure professionals.

Projects require skilled workers such as electrical engineers, commissioning engineers, construction managers, and data center technicians. Because these roles require specialized expertise, hiring experienced professionals can be difficult, especially when multiple large projects are underway in the same region.

This growing demand for technical talent has made specialized infrastructure staffing a critical part of successful data center development. Learn more about strategic workforce planning and role benchmarks in this comprehensive data center staffing guide.

Frequently Asked Questions

Who builds data centers?

Data centers are built by a combination of developers, engineering firms, construction contractors, and infrastructure vendors. These organizations work together to design, construct, and test the facility before it becomes operational.

What companies specialize in data center construction?

Major data center construction companies include Turner Construction, AECOM, DPR Construction, and Skanska.

How long does it take to build a data center?

Most large data centers take 18 to 36 months to complete from planning through commissioning, although larger hyperscale campuses may take longer.

How many workers build a data center?

Large data center projects can involve hundreds or even thousands of workers, including engineers, construction professionals, commissioning teams, and project managers.

What is commissioning in data center construction?

Commissioning is the process of testing and verifying that all systems in a data center, including power, cooling, and backup infrastructure, operate correctly before the facility becomes operational.

The Teams Behind the World’s Digital Infrastructure

Data centers are among the most complex facilities ever built. Successful projects require collaboration between developers, engineering firms, contractors, and specialized infrastructure professionals.

As the demand for digital infrastructure grows, skilled professionals are the backbone of reliable operations.

Broadstaff helps companies staff mission-critical roles quickly, ensuring that electrical, mechanical, and construction teams are in place to deliver high-performance, resilient data centers.