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Sundt Construction

Sundt Construction

Tempe, Arizona
Year Founded: 1890
sundt.com
Total Kilowatts Installed Since Founded: 2,000,000
Number of Employees: 5,288

Rank: 20

Sundt Construction is one of the country’s largest and most respected general contractors. The 136-year-old firm specializes in transportation, water and wastewater, advanced facilities, heavy industrial and mining, building, concrete and renewable power work and is owned entirely by its 5,200-plus employees. Sundt is distinguished by its diverse capabilities and experience, unique employee-ownership culture and depth of self-perform expertise in multiple trades. Much of Sundt’s workforce is comprised of skilled craft professionals who, together with the company’s administrative employees, enable Sundt to fulfill its mission to be the most skilled builder in America. Sundt has 13 offices throughout California, Arizona, North Carolina, Texas, Washington, Utah and Florida and is currently ranked the country’s 42nd largest construction company by ENR, the industry’s principal trade magazine.

★ 2026 Top Solar Contractors
#20
Overall Rank · 2026 List
No. 20 Solar Contractor in the United States
Solar kW · 2025
660,000
solar kilowatts installed
Primary Service
EPC
Utility
660,000
kW

2025 Solar Installations by State & Territory

State / Territory kW Installed 2025
Utah 400,000 View state list →
Idaho 260,000 View state list →
← Back to 2026 Top Solar Contractors
Prior Prior
Lists
2012 – 2025
2025
Rank #20  ·  2025 List  ·  2024 Installation Data
U · EPC
587,050
2024 Installation Data
View 2024 Installation Data by State
New Mexico 347,180
Utah 239,870
View 2025 contractor list →
2024
Rank #20  ·  2024 List  ·  2023 Installation Data
Utility · EPC
540,000
2023 Installation Data
View 2023 Installation Data by State
New Mexico 300,000
Utah 240,000
View 2024 contractor list →
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  • Home
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      • Latest News Items
      • SPW State News Hub
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      • U.S. manufacturing updates
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      • Latest Feature Stories
      • Benchmarking U.S. Solar Manufacturing
      • SPW’s Rising Stars
      • Trends in Solar
      • The Solar Explorer
  • Policy
    • Latest policy headlines
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    • Tariffs and Court Cases
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    • 2026 Top Products application
    • Winners of SPW’s 2025 Top Products
    • Batteries and Storage
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    • Inverters
      • U.S. solar inverter manufacturers
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      • U.S. solar panel manufacturers
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