What Castle Rock Construction does

Castle Rock Construction Company of Colorado LLC, headquartered in Centennial, Colorado, is a private, employee-owned general contractor and specialty subcontractor founded in 1898 (with the current Colorado entity formed in 2002) that specializes in concrete paving and transportation infrastructure across the Rocky Mountain West. The company delivers an integrated eight-service portfolio: concrete paving, earthwork, underground utilities, demolition and removal, curb and gutter, recycled aggregate production, in-house quality control, and project management. Its technical foundation rests on a modern fleet of paving machines, portable batch plants, closed-circuit aggregate crushing/screening/washing equipment, and proprietary optimized concrete mix designs developed using Shilstone Graph methodology targeting specific Coarseness Factor (60) and Workability Factor (35) parameters for smoother, more durable pavements. Full Depth Reclamation (FDR) capabilities and in-house recycled aggregate production further differentiate on sustainability.

Name

Castle Rock Construction

Legal name

Castle Rock Construction Company of Colorado LLC

Website

https://castlerockconstructionco.com

Company type

Private

Founded year

1898

Operating status

Operating

Headcount range

101–250 employees

Short description

Castle Rock Construction Company of Colorado LLC is a private, employee-owned general contractor and specialty subcontractor founded in 1898, providing concrete paving, earthwork, utilities, demolition, and recycled aggregate services for transportation infrastructure projects across the Rocky Mountain West.

Ownership category

akta.pro rank

Product category

Transportation Infrastructure Construction

NAICS

Highway, Street, and Bridge Construction (237310), Heavy and Civil Engineering Construction (237), Utility System Construction (2371)

SIC

Heavy Construction Other Than Bldg Const - Contractors (1600), Water, Sewer, Pipeline, Comm & Power Line Construction (1623), Mining & Quarrying Of Nonmetallic Minerals (No Fuels) (1400)

akta.pro primary industry

Rock Excavation, Blasting & Quarry-Assist Works (IMAFAKAE)

akta.pro secondary industries

Bridges, Viaducts & Elevated Guideway Construction (IMAFAFAF), Construction Aggregates Mining & Processing (Sand, Gravel, Crushed Stone) (IMADAAAI)

Keywords

• Concrete paving construction
• Transportation infrastructure construction
• Highway and road construction
• Earthwork and underground utilities
• Recycled aggregate production

Headquarters

HQ city

Centennial

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Marketing or Sales

Revenue model

1. Transportation Infrastructure Construction: Project-based revenue from construction contracts for concrete paving, earthwork, underground utilities, demolition, and related services for government agencies and private developers. Revenue is earned through competitive bidding on public sector projects (state highways, interstate, municipal roads) and private commercial/residential developments.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels3 records

Core offering

Castle Rock Construction Company provides turnkey transportation infrastructure construction services centered on concrete paving for state highway, interstate, municipal, airport, and commercial/residential development projects. Service offerings include concrete paving, earthwork, underground utilities, demolition and removal, curb and gutter installation, recycled aggregate production, in-house quality control testing, and project management. The company operates both as a general contractor and a specialty subcontractor across Colorado and the Rocky Mountain West.

Product overview

Castle Rock Construction Company offers a portfolio of integrated construction services centered on concrete paving and transportation infrastructure. The core offering comprises eight distinct service areas: Concrete Paving (the primary service), Earthwork, Underground Utilities, Demolition & Removal, Curb & Gutter, Recycled Aggregate, Quality Control, and Project Management. These services are designed to work together as a turnkey operation, enabling the company to serve as both general contractor and specialty subcontractor. The company specializes in transportation infrastructure including roadways, highways, airport runways, and related civil construction, with capabilities spanning the full project lifecycle from demolition and earthwork through final paving and quality assurance.

Differentiator

Problem solved

Functional benefit

Products and services

• Concrete Paving Full-service concrete paving for projects ranging from small 4-inch thick parking lots to massive 16-inch thick airport runways, utilizing modern paving machines and portable batch plants. Targeted at state DOTs (primarily CDOT), counties, cities, airport authorities, and private developers requiring transportation infrastructure.
• Earthwork Earthwork services covering rehabilitation of old roadways, unsuitable soil remediation, subgrade stabilization, and preparation of the base for new concrete paving. Targeted at transportation infrastructure projects requiring ground preparation prior to paving.
• Underground Utilities Installation of storm water, sanitary sewer, and water infrastructure for complex urban reconstruction projects and large-scale development projects. Targeted at municipalities and developers needing drainage and utility infrastructure alongside roadway construction.
• Demolition & Removal Removal of concrete and asphalt pavement, curb and gutter, concrete flat work, pipe, inlets, and other construction materials in an environmentally safe and economical manner. Targeted at reconstruction projects requiring removal of existing infrastructure before new construction.
• Curb & Gutter Fleet of curb and gutter machines and custom molds to meet Colorado market requirements, with capability to combine with sub-grade prep, stabilization, base, sidewalk, and paving services. Targeted at roadway reconstruction and streetscape projects requiring concrete curb and gutter installation.
• Recycled Aggregate Recycling of old concrete and asphalt roadways into usable products such as Class 6 road base for new roadways, using a closed circuit impact crushing plant to eliminate waste and reduce environmental impact. Targeted at internal project needs and external buyers needing sustainable aggregate supplies.
• Quality Control In-house quality control covering materials testing, compaction, density, strength, thickness, and ride documentation and reporting for projects requiring CDOT, FAA, and Corps of Engineers compliance. Targeted at public-sector transportation infrastructure projects with strict quality assurance documentation requirements.
• Project Management Experienced project managers who coordinate with owners, engineers, subcontractors, suppliers, and governmental entities to ensure projects are completed safely, on time, and with required quality. Targeted at general contractor engagements on complex multi-stakeholder transportation infrastructure projects.

Quantifiable outcome

• Completed US 6 Sterling Improvements project twenty days ahead of schedule and $300,000 under budget
• +3 more outcomes

Named customers8 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

23 partnerships are on record, tiered core and minor.

• Atkins GlobalcoreStrategic or Co-development PartnerEngineering and construction management partner on I-76 Brush Reconstruction project providing construction management services for CDOT alongside Castle Rock Construction as the contractor.
• Rocksol EngineeringcoreStrategic or Co-development PartnerEngineering partner on I-76 Brush Reconstruction project providing construction management services for CDOT alongside Atkins Global and CRCC.
• Penhall CompanyminorImplementation/ SI/ Consulting PartnerSubcontractor on I-76 Brush Reconstruction project that demolished 13 bridges over existing county roads crossing I-76.
• Jalisco InternationalminorImplementation/ SI/ Consulting PartnerSubcontractor on I-76 Brush Reconstruction project that rebuilt 13 bridges demolished by Penhall Company, constructing new structures 3 to 5 feet higher than existing to accommodate agriculture movement.
• Max Retaining WallsminorImplementation/ SI/ Consulting PartnerSubcontractor on I-76 Brush Reconstruction project that built 43,000 SF of decorative and structural block wall allowing for better drainage and wider clear zone beneath bridges.
• Holcim USminorOthersCement supplier for I-76 Brush Reconstruction project. CRCC uses Holcim US cement which has ground up limestone to replace a portion of the cement, reducing carbon footprint.
• SEMA ConstructioncoreChannel Partner/ Reseller/ DistributorPrime contractor on I-225 Parker to Mississippi CDOT project where CRCC served as subcontractor. Project involved widening of I-225 and extension of light rail from Parker to Iliff.
• KiewitcoreStrategic or Co-development PartnerPartner on I-225 project requiring effective coordination between CDOT, RTD, SEMA, CRCC and Kiewit for light rail bridge and other improvements.
• City of BouldercoreStrategic or Co-development PartnerCollaborated with CDOT on Diagonal (SH 119) Reconstruction project, designing an impressive Gateway into Boulder with extensive drainage, bike lanes, transit facilities, and aesthetic components.
• RTD (Regional Transportation District)coreStrategic or Co-development PartnerPartner on Diagonal (SH 119) Reconstruction project for improved transit facilities and coordination with light rail corridor projects.
• Sturgeon ElectricminorImplementation/ SI/ Consulting PartnerSubcontractor on Diagonal (SH 119) project that installed new signals, electrical boxes and corresponding infrastructure.
• Green Earth EnvironmentalminorImplementation/ SI/ Consulting PartnerSubcontractor on Diagonal (SH 119) project that planted 400 trees, 4,400 shrubs and 2,000 perennials with corresponding new irrigation.
• Slaton BrothersminorImplementation/ SI/ Consulting PartnerSubcontractor on Diagonal (SH 119) project that built 3,500 SF of Rosetta Stone Retaining Walls.
• Rock and CompanyminorImplementation/ SI/ Consulting PartnerSubcontractor on Diagonal (SH 119) project that built 300 SF of Boulder Retaining Wall and 600 SF of Grouted Rock Wall.
• Standard Metal WorksminorImplementation/ SI/ Consulting PartnerSubcontractor on Diagonal (SH 119) project that built 1,900 SF of Weathering Steel Landscape Walls.
• Standard ConcreteminorImplementation/ SI/ Consulting PartnerSubcontractor on Diagonal (SH 119) project that built 1,400 SF of colored Cast-in-Place Concrete Retaining Wall.
• J2 ContractingminorImplementation/ SI/ Consulting PartnerSubcontractor on Diagonal (SH 119) project that installed 4,700 LF of reinforced concrete pipe.
• ARS Inc.minorImplementation/ SI/ Consulting PartnerSubcontractor on I-70 Flagler to Arriba CDOT project that began Full Depth Reclamation (FDR) process alongside CRCC.
• ParsonscoreStrategic or Co-development PartnerPartner with City & County of Denver on Hampden Heights project to construct storm drainage improvements along Girard Avenue.
• Kraemer North AmericacoreStrategic or Co-development PartnerPrime contractor on Sheridan Bottoms Drainage Improvements project with CRCC performing the concrete and utility work portion.
• RTD (Regional Transportation District)coreStrategic or Co-development PartnerPartner on South Broadway Reconstruction project located at one of the busiest RTD stations, adding traffic complexity with bus quantity.
• City of Lone TreecoreStrategic or Co-development PartnerOwner/client on 2018 Lincoln Avenue Panel Replacement project for concrete pavement removal and replacement on approximately one mile of roadway.
• Colorado Department of Transportation (CDOT)coreStrategic or Co-development PartnerPrimary government client for transportation infrastructure projects. CRCC works with CDOT on highways, interstates, and road construction throughout Colorado using Partnering process.

Scale indicators2 records

Recent moves11 records

Expansion highlights5 records

Broad incumbents

• Granite Construction: Publicly traded heavy civil contractor with national footprint in transportation, water, and specialty construction. Competes for the same CDOT and Rocky Mountain highway bids but operates at much broader scale with a stock-ticker capital base.
• Flatiron Construction: Large-scale heavy civil and transportation infrastructure builder (HOCHTIEF subsidiary) headquartered in Broomfield, Colorado. Operates broadly across Colorado on highway, bridge, and rail projects; overlapping end markets but materially larger portfolio and bonding capacity than CRCC.
• Kiewit Corporation: One of North America's largest employee-owned heavy construction firms. Coordinating partner with CRCC on the I-225 light rail corridor and competes for the same CDOT mega-projects with vastly greater balance-sheet and equipment capacity.

Others

• Holcim US: Major cement and aggregate supplier that supplies CRCC with lower-carbon cement for projects like I-76 Brush Reconstruction. Not a direct competitor but a critical upstream ecosystem participant whose material strategy increasingly aligns with CRCC's recycling/green concrete positioning.

Direct peers

• SEMA Construction: Colorado-based heavy civil and highway contractor. CRCC has worked as a subcontractor to SEMA on the I-225 Parker to Mississippi CDOT project, confirming directly overlapping scope (highway widening, paving, bridges) and geography in the Colorado market.
• Penhall Company: Concrete and demolition services firm that has served as a subcontractor to CRCC (e.g., bridge demolition on I-76 Brush Reconstruction). Direct capability overlap in concrete cutting, demolition, and highway/site preparation work.
• Kraemer North America: Heavy civil contractor operating across the Midwest and Rocky Mountain West. Prime contractor on the Sheridan Bottoms Drainage Improvements project where CRCC self-performed concrete and utility work; equivalent scope in highway and drainage construction on adjacent geographies.
• W.W. Clyde: Heavy civil contractor headquartered in Springville, Utah, with active work across Colorado, Wyoming, and surrounding states. Comparable project mix: highway reconstruction, earthwork, drainage, and concrete paving for public sector clients in the Rocky Mountain West.
• Ralph L. Wadsworth Construction (RLW): Heavy civil contractor operating in the Intermountain West with comparable highway, bridge, and transportation infrastructure projects. Similar specialty-paving and structural concrete capabilities, with overlapping service area in Utah/Colorado.
• Ames Construction: Family-owned heavy civil contractor based in Burnsville, Minnesota, with significant Rocky Mountain West presence. Comparable highway, earthwork, and underground utility construction in adjacent geographies to CRCC's Colorado/Iowa footprint.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 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 Castle Rock Construction