Professional Site Work Solutions

From breaking ground to final finish, we handle every phase of your excavation and paving project. Oregon's trusted contractor for residential and commercial work serving Eugene to Portland, Bend, and the Oregon Coast.

Asphalt Maintenance

Asphalt Maintenance Services

Sealcoating

Protect & Preserve

Sealcoating

Professional sealcoating extends the life of your asphalt and protects against weather damage, UV rays, and chemical spills.

  • Extends pavement life by 15-20 years
  • Protects against water damage and oxidation
  • Improves curb appeal with a fresh, dark finish
  • Cost-effective preventive maintenance
Asphalt Paving

Built to Last

Asphalt Paving

New asphalt installation for driveways, parking lots, and private roads built to withstand Oregon weather and heavy traffic.

  • Quality hot mix asphalt from trusted suppliers
  • Proper base preparation for longevity
  • Experienced paving crews
  • Competitive pricing without cutting corners
Crack Sealing

Stop Water Damage

Crack Sealing

Professional crack sealing prevents water intrusion and extends pavement life. We use hot rubberized sealant for lasting results.

  • Prevents water from reaching the base
  • Stops cracks from spreading
  • Extends pavement life significantly
  • Quick turnaround with minimal disruption
Striping / Pavement Markings

Safety & Compliance

Striping / Pavement Markings

Fresh, compliant striping and markings keep your lot safe, organized, and professional. ADA-compliant markings included.

  • ADA-compliant accessibility markings
  • Durable traffic paint that lasts
  • Custom layouts and designs
  • Fast-drying formulas available
Signs

Clear Direction

Signs

Professional sign installation for parking lots, private roads, and commercial properties. From stop signs to custom signage.

  • Code-compliant installation
  • Variety of sign types available
  • Durable posts and hardware
  • Custom signage options
Wheel Stops / Speed Bumps

Traffic Control

Wheel Stops / Speed Bumps

Durable wheel stops and speed bumps to manage traffic flow and protect property, buildings, and pedestrians.

  • Heavy-duty rubber or concrete options
  • High-visibility yellow striping
  • Professional installation
  • Helps prevent property damage
Bollards

Protection & Security

Bollards

Strong, reliable bollard installation to protect buildings, pedestrians, and infrastructure from vehicle impact.

  • Steel or concrete options
  • Removable or fixed installations
  • High-visibility finishes available
  • Protects storefronts and walkways

Concrete

Concrete Services

Commercial & Structural Concrete

Heavy-Duty Solutions

Commercial & Structural Concrete

Commercial-grade concrete for structures, loading docks, and high-traffic areas. Built to handle heavy loads and constant use.

  • High-strength concrete mixes
  • Reinforced construction for durability
  • Loading docks and warehouse floors
  • Meets commercial building codes
Concrete Driveways

Lasting Impressions

Concrete Driveways

Beautiful, durable concrete driveways that enhance curb appeal and withstand heavy use for decades.

  • Enhances property curb appeal
  • Withstands heavy vehicle traffic
  • Low maintenance requirements
  • Decorative finish options available
Concrete Patios

Outdoor Living

Concrete Patios

Custom concrete patios designed for your outdoor space with decorative finish options including stamped and colored concrete.

  • Custom designs to fit your space
  • Stamped and decorative options
  • Colored concrete available
  • Extends your living space outdoors
Sidewalks

Safe Passage

Sidewalks

ADA-compliant sidewalks that provide safe, accessible pathways for pedestrians. Built to code with proper drainage.

  • ADA-compliant construction
  • Proper slope for drainage
  • Durable and long-lasting
  • Safe for all pedestrians
Curb and Gutter

Drainage Solutions

Curb and Gutter

Professional curb and gutter installation for proper drainage and clean property lines. Essential for parking lots and streets.

  • Proper water drainage
  • Defines property boundaries
  • Protects landscaping
  • Meets municipal codes
Custom Concrete

Your Vision, Our Craft

Custom Concrete

Decorative and custom concrete work including stamped patterns, colored finishes, exposed aggregate, and unique designs.

  • Stamped patterns and textures
  • Custom color matching
  • Exposed aggregate finishes
  • Unique architectural elements

Excavation

Excavation Services

Custom Home Excavation

Precision Earthwork

Custom Home Excavation

Specialized excavation for custom homes with attention to site-specific challenges. Our operators have decades of Oregon terrain experience.

  • Site-specific planning
  • Experienced operators
  • Proper soil management
  • Works with your builder
Foundation Preparation

Solid Foundations

Foundation Preparation

Expert foundation excavation ensuring proper depth, grade, and drainage. The critical first step for any building project.

  • Precise depth and grade
  • Proper drainage planning
  • Soil compaction testing
  • Ready for concrete pour
Site Prep and Utilities

Complete Site Work

Site Prep and Utilities

Full site preparation including clearing, grading, and utility trenching. We handle everything to get your site build-ready.

  • Land clearing and grubbing
  • Utility trenching
  • Grading and leveling
  • Debris removal included
Septic Installation

Expert Systems

Septic Installation

Professional septic system installation meeting all Oregon regulations and requirements. From perc tests to final inspection.

  • DEQ-compliant installations
  • Perc testing coordination
  • Tank and drain field installation
  • Permit handling included
Drainage and French Drains

Water Management

Drainage and French Drains

Expert drainage solutions including French drains to protect your property from water damage and flooding.

  • Prevents water damage
  • French drain installation
  • Surface drainage solutions
  • Protects foundations

The Cojo Difference

Why Oregon Trusts Cojo

The difference is in the details. Here is what sets us apart from other contractors.

Licensed, Bonded & Insured

Full coverage on every project. CCB licensed with comprehensive liability and workers comp insurance.

15+ Years Experience

Deep expertise in Oregon terrain, soil conditions, and local building requirements across our service areas.

Modern Equipment Fleet

GPS-guided excavators, pavers, and graders. The right machine for every job, maintained to peak condition.

On-Time Delivery

We hit deadlines. Our project management keeps work on schedule without cutting corners on quality.

Transparent Pricing

Detailed quotes with no hidden fees. You know exactly what you are paying for before work begins.

Quality Guaranteed

We stand behind our work. If something is not right, we make it right. Period.

0

Projects Completed

0

Years in Business

0

Client Satisfaction

0

Quote Response Time

Ready to Start Your Project?

Get a free consultation and detailed quote for your excavation or paving project. We respond within 24 hours and can typically start work within 2 weeks.