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Top 40 Electrical Design Firms
Courtesy of HED
With HED, Royal Oak, Mich., as a design partner, NTT fashioned a cutting-edge, 205,000-square-foot data center in 2024 in Itasca, Ill. HED’s electrical design contribution for the CH2 Data Center featured the use of prefabricated modular electrical enclosures; resilient power strategies to protect uptime and flexible distribution tailored to client needs; and use of a digital model that brought in all parties in real time, which minimized delays and rework without sacrificing technical rigor.
Top 40 Electrical Design Firms
Riding the Data Center Boom: EC&M’s 2026 Top 40 Electrical Design Firms Special Report
This year’s Top 40 electrical design firms see a double-digit revenue boost amidst more demand concentration in the data center space.
June 12, 2026
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Top 40 Electrical Design Firms
2026 Top 40 Electrical Design Firms Rankings
June 12, 2026
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Top 40 Electrical Design Firms
2026 Top 40 Electrical Design Firm Projects in the Spotlight: Part 3
June 1, 2026
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Top 40 Electrical Design Firms
2026 Top 40 Electrical Design Firm Projects in the Spotlight: Part 2
May 26, 2026
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OUC Conway
Top 40 Electrical Design Firms
2026 Top 40 Electrical Design Firm Projects in the Spotlight: Part 1
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Top 40 Electrical Design Firms
Announcing EC&M’s 2026 Top 10 Electrical Design Firms
May 11, 2026
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Top 40 Electrical Design Firms
EC&M On Air — The 2025 Top 40 Electrical Design Firms: A Conversation with Top 40 Executives
EC&M On Air
Sept. 26, 2025
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Top 40 Electrical Design Firms
2025 Top 40 Electrical Design Firm Projects in the Spotlight: Part 2
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Top 40 Electrical Design Firms
Top 40 Electrical Design Firms
2025 Top 40 Electrical Design Firms Rankings
June 18, 2025
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