What Sukut Construction, LLC does

Sukut Construction, LLC is an employee-owned, private heavy civil contractor headquartered at 4010 West Chandler Avenue in Santa Ana, California, with additional offices in Folsom (Northern California) and San Bernardino. Founded in October 1968 as Sukut-Coulson, Inc. by Myron Sukut and Dick Coulson, the company was renamed Sukut Construction in 1974 and operates across five vertical market segments: Public Works, Private Works, Environmental Services, Renewable Energy, and Dams and Reservoirs. Its services span earthmoving and mass grading, roadways, drainage structures, flood control, underground utilities, landfill cells and containment systems, utility-scale solar and battery energy storage civil works, and dam and reservoir construction and modification. The customer base is split between government and municipal agencies (e.g., City of Burbank, County of San Bernardino, Hi-Desert Water District, Caltrans via partnering awards) and private developers (e.g., Lennar Homes, Rancho Mission Viejo), with project values ranging from roughly $500,000 to over $100 million on public works and up to $500 million on private developments.

The company's technical capabilities center on equipment scale and digital construction tooling rather than software products. Sukut operates what is described as California's largest grading fleet, supplemented by its wholly owned subsidiary Sukut Equipment and Parts—a Caterpillar-focused operation with 11,000+ parts in inventory and 300 machines in its rental fleet. Project execution leverages an in-house team converting engineers' 2D plans into 3D site models used as the base for GPS machine control and construction staking; this is paired with a fully GPS-guided equipment fleet and design/build delivery that allows concurrent grading and underground construction ahead of full plan completion. Documented project outcomes include moving 67 million cubic yards on the Foothill/Eastern Transportation Corridor 14 months ahead of schedule and completing the award-winning Calaveras Dam Replacement Project.

Revenue is generated through project-based contracts acquired via competitive bidding on public works and direct engagement on private developments. The firm has no recurring software or service revenue stream and does not publicly disclose financial results. Sukut has secured consecutive ENR Top 400 Contractor and Top 200 Environmental Firm rankings across multiple recent years, was ranked #2 among utility-scale solar contractors by kilowatts installed in 2024, and has won more than 100 industry awards spanning safety, project excellence, and workplace culture. Geographic reach has expanded from Southern California into Arizona, Idaho, Nevada, Oregon, Texas, Utah, Virginia, and Canada.

Name

Sukut Construction, LLC

Legal name

Sukut Construction, LLC

Website

https://sukut.com

Company type

Private

Founded year

1968

Operating status

Operating

Headcount range

251–500 employees

Short description

Sukut Construction is an employee-owned, private heavy civil contractor based in California delivering earthmoving, grading, dam, roadway, landfill, and renewable energy infrastructure for government agencies and private developers across five market segments.

Ownership category

akta.pro rank

Product category

Heavy Civil Construction

NAICS

Other Heavy and Civil Engineering Construction (237990), Site Preparation Contractors (23891), Utility System Construction (2371)

SIC

Heavy Construction Other Than Bldg Const - Contractors (1600), Construction - Special Trade Contractors (1700), Construction Machinery & Equip (3531)

akta.pro primary industry

Civil & Site Works EPC (Earthworks, Roads, Drainage, Foundations) (EUAEADAA)

akta.pro secondary industries

Construction Management & General Contracting (EPCM, Scheduling, QA/QC, HSE) (EUAMAFAJ), Environmental & Permitting Compliance During Construction (Erosion Control, Wildlife Mitigation, Monitoring) (EUAMAFAM), Wind Farm EPC & Balance of Plant Construction (Civil, Electrical, Substations) (EUAMACAF)

Keywords

• Heavy civil construction
• Earthmoving and grading
• Dam construction services
• Landfill construction
• Renewable energy infrastructure

Headquarters

HQ city

Santa Ana

HQ country

United States

HQ region

North America

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Technology or R&D, Supply Chain

Revenue model

1. Heavy Civil Construction Contracts: Project-based revenue from construction contracts including earthmoving, dam construction, roadways, flood control, underground work, environmental services, and renewable energy infrastructure. Revenue derived from competitive bids on public works and private commercial projects.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels5 records

Core offering

Sukut Construction is a heavy civil contractor providing earthmoving, grading, dam construction, roadways, major drainage structures, environmental cleanup, landfill construction and liners, and renewable energy civil works. Services are delivered across five market segments: Public Works, Private Works, Environmental Services, Renewable Energy, and Dams and Reservoirs, with project sizes ranging from $500,000 to over $500 million. The offering is supported by an in-house 3D modeling team, a fully GPS-guided equipment fleet, Design/Build delivery, and a wholly-owned equipment subsidiary.

Product overview

Sukut Construction, LLC is a heavy civil contractor offering a portfolio of integrated construction service offerings across five market segments: Public Works, Private Works, Environmental Services, Renewable Energy, and Dams and Reservoirs. The company also operates Sukut Equipment and Parts as a subsidiary. Its core construction services are enhanced by technology-enabled offerings including 3D Site Modeling (which converts 2D plans into 3D models for constructability analysis and GPS machine control), Construction Staking, and Design/Build project delivery. The company has been in operation since 1968, with a 56-year track record spanning earthmoving, dam construction, roadways, flood control, underground utilities, landfill infrastructure, and renewable energy civil works.

Differentiator

Problem solved

Functional benefit

Products and services

• Public Works Construction Public infrastructure construction services including transportation, water storage management, underground utilities, and roadway improvements, with individual project values ranging from $1 million to $100+ million for government agencies, municipalities, and departments of transportation.
• Private Works Construction Residential grading and private development construction services including mass excavation, storm drain installation, and infrastructure for master-planned communities and commercial sites, with project sizes ranging from $500,000 to $500 million for homebuilders, private developers, and master-planned community owners.
• Environmental Services Construction Landfill construction, liner installation, waste relocation, landfill gas management, environmental remediation, and disaster debris removal services supporting environmental containment and cleanup projects for waste management authorities and government clients.
• Renewable Energy Civil Construction Civil construction for utility-scale solar and wind energy projects including site civil work, battery energy storage systems (BESS), pile installation, and racking systems for projects ranging from 20 to 250 MW for utility-scale renewable energy developers.
• Dams and Reservoirs Construction Dam construction, reconstruction, and modification services including levees, bridges, drainage systems, and reservoir development, with the group having completed projects in excess of $750 million for water agencies and government clients.
• Sukut Equipment and Parts - Heavy Equipment Sales, Rentals, and Parts Caterpillar heavy equipment-focused subsidiary providing over 11,000 parts in inventory, a 300-machine rental fleet, and machines for sale, serving heavy equipment needs for construction projects.

Quantifiable outcome

• Moved 67 million cubic yards of earth on Foothill/Eastern Transportation Corridor, completed 14 months ahead of schedule
• +2 more outcomes

Named customers6 records

Segments5 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Scale indicators6 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• Skanska USA Civil: Global infrastructure contractor's U.S. civil division focused on transportation, water/wastewater, and energy projects. Competes for larger alternative-delivery public works and dam projects but with broader geographic reach and larger balance sheet than Sukut.
• Tutor Perini Corporation: Major U.S. heavy civil and building contractor with significant presence in transportation, water, and energy infrastructure. Overlaps with Sukut on large public works and dam projects but operates at substantially larger revenue scale with a national footprint.
• Quanta Services: Large publicly traded infrastructure services provider with electric power, oil & gas, and renewable energy construction. Adjacent to Sukut's renewable energy and underground utility civil work but operates at much larger scale and across broader geographies.
• Kiewit Corporation: One of the largest employee-owned construction firms in North America with broad heavy civil, dam, water, and energy infrastructure capabilities. Competes with Sukut on large alternative-delivery and design-build public works, though Kiewit operates at materially larger scale.

Direct peers

• Teichert Construction: California-based, employee-owned heavy civil contractor offering grading, site preparation, underground utilities, and concrete/asphalt services. Family-owned structure and Northern/Central California footprint closely parallel Sukut's private works and site development business.
• Granite Construction: One of the largest U.S. heavy civil contractors and a California-headquartered peer. Operates across similar markets—transportation infrastructure, water resources, site preparation, and renewable energy civil work—directly competing with Sukut for Caltrans and municipal grading and earthmoving contracts in the western U.S.
• Sterling Infrastructure: U.S. infrastructure solutions provider with heavy civil, transportation, and building services segments. Overlaps with Sukut's site preparation, transportation, and environmental capabilities, particularly in grading and infrastructure for residential/commercial developers.
• Flatiron Construction: Heavy civil contractor (HOCHTIEF subsidiary) specializing in transportation, dams, water infrastructure, and environmental projects across the western U.S. Directly comparable for large-scale dam and reservoir work and competes for similar Caltrans and federal contracts.
• Ames Construction: Employee-owned heavy civil contractor with deep expertise in dam construction, environmental remediation, mining, and large earthworks. Closely mirrors Sukut's employee-owned structure and its diversification across dams, environmental, and heavy civil grading segments.

Emerging players

• Granite Environmental Services (Sevenson / Clean Harbors site prep): Specialized environmental remediation and site preparation contractors (e.g., Sevenson Environmental, Clean Harbors' site services). Comparable to Sukut's Environmental Services segment for landfill construction, liner installation, and hazardous debris removal projects.

Market position

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

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Revenue estimate

Valuation estimate

Number of profiles

Profiles18 records

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sukut Construction, LLC