Contractor Profile
Rank: 29

McCarthy Building Cos.

When solar clients select McCarthy, they are tapping into a resume of proven expertise in the solar market and over 150 years of construction experience and innovation. With over 800 megawatts of utility-scale and distributed solar power plant projects completed across America, our focus always remains on helping clients achieve the lowest cost of energy and highest rate of return their solar project. As an experienced Engineer, Procure and Construct (EPC) contractor, McCarthy is also a true self-performing builder, allowing us to deliver higher-quality installation, in a safer work environment, and with better control of the schedule.

2016 Top 500 Solar Contractors


Top 500 Rank #29

Total Megawatts Installed Since Founded800.00 Company Founded1864
Total Megawatts Installed 2015123.60 LocationSt. Louis, MO
Employees 1,698 Web
Primary MarketUtility Primary ServiceEPC


2015 Top 500 Solar Contractors


Top 500 Rank #17

Total Megawatts Installed 2014 133.000 Company Founded1864
Employees1300 LocationSt. Louis, MO
Primary MarketUtility Web
Primary ServiceEPC  


2014 Top 400 Solar Contractors


Top 400 Rank #33

Total Megawatts Installed 201323 Employees1600


2012 Top Solar Contractors


Top 250 Rank #23

Total Megawatts Installed 201222 Employees95


Featured Articles & Products


    Silicon Ranch officially dedicates 52-MW solar project in Georgia

    Green Power EMC and Silicon Ranch officially dedicated a 52-MWac solar energy plant in Jeff Davis County, Georgia. The 480-acre facility features a tracking system. Silicon Ranch hired McCarthy Building Companies, one of the largest American-owned construction firms, to construct the facility, which took more than eight months to build and officially reached commercial operation [Read More]

  • Solar engineering advancements contributing to reduced costs on large-scale projects

    By Scott Canada, Senior Vice President of Renewable Energy at McCarthy Building Companies Solar power has experienced extreme growth in recent years, and significant drops in plant costs have fueled much of the expansion. Within the past decade, solar costs have dropped by as much as 85% from above $6/W to $1/W in some locations, [Read More]

  • mccarthy

    McCarthy Completes 14-MW Arizona Solar Project

    McCarthy Building Companies, a Solar Power World Top 250 Solar Contractor,  recently completed the installation of a large-scale solar project called Hyder II for Arizona Public Service (APS), which owns and operates the plant. Located on 240 acres in eastern Yuma County, Hyder II uses more than 71,000 single-axis tracking photovoltaic panels to generate 14 [Read More]