




We Power Progress Careers Community Safety Innovation Data Centers the nation



Coast-to-Coast Data Center Expertise, Delivered
Providing PEOPLE, PRECISION, and POWER— from the Sub Station to the Rack— IES Mission Critical is your Integrated Data Center Partner!
IES Mission Critical, a subsidiary of IES Holdings—ranked #7 nationally by EC&M (2023)—is a leader in electrical contracting, delivering innovative and efficient data center solutions. With decades of experience, a skilled workforce of 1,100+ electricians, and coast-to-coast capabilities, we excel in projects from 1.5 MW to 75 MW, ensuring 24/7 uptime.
Our integrated approach combines pre-construction expertise, design-build, modular construction, and advanced BIM/VDC technology to optimize efficiency, scalability, and cost-effectiveness. As your trusted partner, we provide end-to-end support, including maintenance and emergency services, to keep your mission-critical operations running seamlessly.
#5
IES ranked #5 in the nation on EC&M’s 2023 Top 20 Electrical Contractors in the U.S.
130+
With over 130 locations, IES can operate almost anywhere, coast to coast
UNLOCK OUR COMPETITIVE ADVANTAGES
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IES Electrical is a subsidiary of IES Holdings, Inc. (IES-CO.com; traded on Nasdaq as the IESC symbol), one of the largest national electrical contractors, 5th on EC&M’s 2023 Top 50 Electrical Contractors’ list— operating through multiple complementary divisions with 130 locations, 9,000+ employees, and $2.9B in annual revenue (9/2024). Our Mission Critical Division’s proven experience spans projects from 1.5MW to 75MW, supported by a mobile workforce of 1,100+ specialized, technically qualified electricians. We provide 24/7 zero-downtime infrastructure solutions at any scale, ensuring reliability, speed, and operational efficiency.
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Project Certainty at IES Mission Critical is driven by centuries of combined technical and process expertise— ensuring precision and dependability. With a national presence, deep industry relationships, and unmatched resources, we anticipate challenges before they arise. Our pre-construction team’s technical mastery, advanced prefabrication, and BIM/VDC integration minimize cost overruns and delays. Rigorous schedule oversight and battle-tested processes streamline coordination, while our deep expertise in mission-critical environments minimizes risk. No matter the complexity, we deliver industry-leading solutions—on time, on budget, and beyond expectations.
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Our POWER of ONE initiative reflects IES team ownership and commitment. At IES, people and relationships are at the heart of everything we do. Our success is driven by the creativity, dedication, hard work, and determination of our team. Central to our ‘P1’ philosophy is a culture of 100% safety participation. This philosophy also shapes how we interact with customers and communities.
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Our traveling workforce gives IES Mission Critical unique nationwide deployment capabilities for large-scale data center projects, delivering unmatched, rapid operational responsiveness. Our U.S. footprint, industry relationships, and vast resources enable us to execute projects on time and on budget—anywhere. With thousands of safety-certified electricians, nationwide licensing, a resilient supply chain, and integrated collaboration across IES divisions, we adapt swiftly to ensure exceptional project efficiency. This operational agility, combined with deep mission-critical expertise, sets the standard for data center execution.
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IES Electrical is a subsidiary of IES Holdings, Inc. (IES-CO.com; traded on Nasdaq as the IESC symbol), one of the largest national electrical contractors, 5th on EC&M’s 2023 Top 50 Electrical Contractors’ list— operating through multiple complementary divisions with 130 locations, 9,000+ employees, and $2.9B in annual revenue (9/2024). Our Mission Critical Division’s proven experience spans projects from 1.5MW to 75MW, supported by a mobile workforce of 1,100+ specialized, technically qualified electricians. We provide 24/7 zero-downtime infrastructure solutions at any scale, ensuring reliability, speed, and operational efficiency.
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Project Certainty at IES Mission Critical is driven by centuries of combined technical and process expertise— ensuring precision and dependability. With a national presence, deep industry relationships, and unmatched resources, we anticipate challenges before they arise. Our pre-construction team’s technical mastery, advanced prefabrication, and BIM/VDC integration minimize cost overruns and delays. Rigorous schedule oversight and battle-tested processes streamline coordination, while our deep expertise in mission-critical environments minimizes risk. No matter the complexity, we deliver industry-leading solutions—on time, on budget, and beyond expectations.
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Our POWER of ONE initiative reflects IES team ownership and commitment. At IES, people and relationships are at the heart of everything we do. Our success is driven by the creativity, dedication, hard work, and determination of our team. Central to our ‘P1’ philosophy is a culture of 100% safety participation. This philosophy also shapes how we interact with customers and communities.
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Our traveling workforce gives IES Mission Critical unique nationwide deployment capabilities for large-scale data center projects, delivering unmatched, rapid operational responsiveness. Our U.S. footprint, industry relationships, and vast resources enable us to execute projects on time and on budget—anywhere. With thousands of safety-certified electricians, nationwide licensing, a resilient supply chain, and integrated collaboration across IES divisions, we adapt swiftly to ensure exceptional project efficiency. This operational agility, combined with deep mission-critical expertise, sets the standard for data center execution.



Powering Careers
More than a paycheck—POWER a future full of possibilities. You’re just one click away.
Join a team where you matter. At IES, you’re not just a number—you’re a valued member of an organization that believes in the “POWER of ONE.” We know that engaged team members are the foundation of a safe, thriving workplace, and we’re committed to your growth because it drives our collective success. Together, we’ll achieve more because your potential is our greatest strength. At IES, your growth powers our future.

a culture of safety
Our 0.56 EMR reflects our team’s unwavering commitment to safety and continuous improvement. But safety is more than a number—it’s a mindset. Aiming for ZERO means a daily dedication to protecting what matters most: our people.
We believe safety is everyone’s responsibility. By fostering a culture of ownership, accountability, and vigilance, we empower our team to meet today’s challenges while building a safer tomorrow.
Every day, we choose to Aim for ZERO: ZERO Incidents, ZERO Injuries, ZERO Missed Opportunities.
A Family of Electrical Contractors
Consistently ranked a Top 10 EC&M Electrical Contractor and Top 20 ENR Specialty Contractor, IES POWERS projects for some of the world’s most recognized brands.
As a Family of Electrical Contractors, we combine talent, innovation, and dedication to solve the industry’s most complex project challenges.
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- IES Electrical Family
- IES' Network of Divisions