Powering Progress with
McGrath & Associates

McGrath & Associates has decades of experience delivering high-performance projects in the Energy and Industrial market. From transmission lines and substations to industrial facility upgrades and new construction, we combine technical expertise and innovation with a proactive, zero-incident safety culture to provide superior results in the most challenging environments and situations.

Whether working around energized equipment, within operational industrial facilities, or under tight space constraints, McGrath & Associates excels where planning and precision matter most. Our project managers, in-house field teams, and administrative personnel collaborate closely with both clients and subcontractors to ensure every project stays on schedule while meeting the highest standards of safety, quality, and reliability.

Projects

Featured Energy & Industrial Projects

  • Ameren-Fenton Substation

    The first phase consisted of a settlement control system installation due to the flood plain, approximately 12’ high stamped retaining walls on two sides due to the narrow site, and then backfilling…

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  • Holcim (US) Inc.

    McGrath served as General Contractor for the construction of 21 new Mechanical and Electrical buildings at the new Holcim (US) Inc. Ste. Genevieve Cement Plant. This new cement plant contains the largest…

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  • Ameren-Dorsett Training Building

    McGrath served as the Construction Manager and General Contractor for the construction of the $900,000, 3,990-square-foot expansion to the existing Training Building at Ameren’s Dorsett Road campus.  This facility provides classroom and…

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A Proven Partner in Power
and Performance

McGrath & Associates is trusted by leading utility providers, industrial manufacturers, and energy companies to safely and efficiently complete critical infrastructure. Our meticulous planning, self-perform expertise, and strong communication ensure that even the most complex Energy and Industrial projects are executed with careful precision. Partner with McGrath & Associates to power your next project – contact us today.