What Columbia Asphalt & Ready-Mix does

Columbia Asphalt & Ready-Mix operates a vertically integrated construction materials platform in the Pacific Northwest Columbia Basin region, primarily under the American Rock Products brand. Its core business is the production and delivery of three commodity product lines—aggregates (sand, gravel, crushed stone), asphalt, and ready-mix concrete—supplemented by paving services and value-added concrete finishes such as polished floors, precast panels, and lightweight concrete. The company operates thirteen stationary and portable concrete batch plants, five stationary and portable asphalt plants, two portable crushers, and multiple aggregate facilities, giving it dense production coverage across Central and Southeastern Washington and Northeastern Oregon.

Revenue is generated through one-time project sales to construction companies, general contractors, and developers of commercial, industrial, and institutional projects, with pricing conducted via a 'Request a Quote' sales-led motion and direct delivery from owned facilities. Documented large-scale engagements include a 4,500 cubic-yard concrete scope for Prosser High School and two 1M+ square foot tilt-up industrial warehouses in the Tri-Cities market. The company is privately held and founder/management-owned with no disclosed parent company, institutional investors, or external funding rounds.

The go-to-market is regional and relationship-driven, anchored by the American Rock Products brand's 40+ year operating history and a fleet footprint that is structurally difficult for new entrants to replicate due to permitting, aggregate reserve access, and capital intensity. The firm employs 101-250 people, has no disclosed partnerships or acquisitions, and shows no digital or AI differentiation beyond a standard website and customer materials portal.

Name

Columbia Asphalt & Ready-Mix

Legal name

American Rock

Website

https://columbiaasphaltandreadymix.com

Company type

Private

Founded year

1984

Operating status

Operating

Headcount range

101–250 employees

Short description

Columbia Asphalt & Ready-Mix (American Rock Products) is a privately held Pacific Northwest construction materials producer supplying aggregates, asphalt, ready-mix concrete, and paving services to commercial, industrial, and institutional contractors across Central and Southeastern Washington and Northeastern Oregon.

Ownership category

akta.pro rank

Product category

Construction Materials

NAICS

Ready-Mix Concrete Manufacturing (32732), Asphalt Paving Mixture and Block Manufacturing (324121)

SIC

Asphalt Paving & Roofing Materials (2950), Concrete Products, Except Block & Brick (3272)

akta.pro primary industry

Ready-Mix Concrete Production & Delivery (IMADAAAA)

akta.pro secondary industries

Asphalt Mixing & Paving Materials (Hot/Warm/Cold Mix, RAP/RAS Blends) (EUALAKAG), Construction Aggregates Mining & Processing (Sand, Gravel, Crushed Stone) (IMADAAAI)

Keywords

• Ready-mix concrete
• Asphalt paving materials
• Construction aggregates
• Concrete batch plants
• Aggregate crushing operations

Headquarters

HQ city

Wapato

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Construction Materials Sales: Revenue generated from selling aggregates, paving services, and concrete products to construction projects. The company operates stationary and portable batch plants and crushers to produce materials on-site or at central locations.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

Columbia Asphalt & Ready-Mix manufactures and supplies ready-mix concrete, asphalt paving materials, and construction aggregates (sand, gravel, crushed stone) for residential, commercial, and industrial construction projects. The company operates thirteen concrete batch plants, five asphalt plants, two portable crushers, and multiple aggregate facilities across Southeastern and Central Washington and Northeastern Oregon, providing on-site or centralized production and direct delivery to construction sites.

Product overview

American Rock Products operates a multi-product construction materials platform serving the Columbia Basin region. The company offers three core product lines—Concrete (with thirteen batch plants), Asphalt (with five plants), and Aggregates—alongside paving services. Products are delivered through a network of thirteen stationary and portable concrete batch plants, five stationary and portable asphalt plants, two portable crushers, and multiple aggregate facilities. No project is too large or too small.

Differentiator

Problem solved

Functional benefit

Named customers2 records

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators3 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• Graniterock: California-based construction materials company producing aggregates, ready-mix concrete, asphalt, and paving services. Comparable as a regional multi-product materials platform with similar service-oriented GTM.
• CalPortland Company: Major Western U.S. supplier of ready-mix concrete, asphalt, aggregates, and cement with extensive operations in California, Nevada, Arizona, Washington, and Oregon. Comparable across all three of ARP's product lines.
• Knife River Corporation: Aggregates, ready-mix concrete, asphalt, and construction services provider across the Western and Central U.S. Closely comparable business model combining materials production and paving services.
• Lakeside Industries: Pacific Northwest-based construction materials producer with asphalt paving, aggregates, and ready-mix operations across Washington and Oregon. Directly comparable to ARP in product mix and regional footprint.
• Central Pre-Mix Concrete: Spokane-area ready-mix concrete and aggregates supplier serving Eastern Washington and Northern Idaho. Comparable product mix and overlapping service territory with ARP's Columbia Basin operations.

Broad incumbents

• Lehigh Hanson / Heidelberg Materials: One of North America's largest producers of cement, aggregates, and ready-mix concrete with Pacific Northwest operations. Comparable product portfolio but far broader geographic and capital scale.
• Cemex USA: Global building materials company with U.S. cement, ready-mix concrete, and aggregates operations. Comparable product categories but operates at significantly greater scale and capital intensity.
• Holcim US: Major U.S. supplier of cement, aggregates, and ready-mix concrete with growing Pacific Northwest presence. Comparable product lines but broader portfolio and national footprint.
• Vulcan Materials Company: Largest U.S. producer of construction aggregates with adjacent asphalt and concrete operations. Comparable in aggregates-heavy production model, though operates at dramatically larger scale and is publicly listed.
• CRH Americas (Oldcastle Materials): Largest U.S. aggregates and asphalt paving platform operating across multiple states including the Pacific Northwest. Overlaps with ARP's asphalt and aggregates business but at a national scale.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights5 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 Columbia Asphalt & Ready-Mix