S-Line Contractors

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Southern California Office Location

We typically respond within 24 hours. Alternatively, feel free to give our office a call.

Contractor Lic. # 1053841

Class B – General

Class C10 – Electrical

S-Line Contractors is the leading commercial general contractor in Colton, CA, providing high-quality construction, renovations, and tenant improvement services. Whether you need a new commercial building, a warehouse expansion, or a corporate office remodel, our experienced team is committed to craftsmanship, efficiency, and customer satisfaction.

Building and Construction Services in Colton, CA

Colton is a growing business hub in Southern California, with a prime location that supports industrial, retail, and office developments. As the city expands, businesses require trusted construction services that ensure high-quality, sustainable, and energy-efficient buildings.

At S-Line Contractors, we specialize in comprehensive commercial construction solutions, from site preparation and demolition to electrical system installations and smart home integration. Our expert team ensures every project meets industry standards and compliance regulations while maintaining a modern, functional, and aesthetically appealing design.

Our Services Include:

Commercial Construction

Industrial & Flex Warehouse Projects

  • Design-Build & Expansion
  • Structural Upgrades & Modernization

Residential Construction

Demolition

  • Selective & Full-Structure Demolition

Civil Work

  • Site Preparation & Clearing
  • Excavation & Grading

Concrete & Structural Work

  • Flatwork & Foundations
  • Structural Concrete
  • Storm Systems, Culverts & Retaining Structures

Plumbing Services

  • Water Line Installation & Replacement
  • Drainage Systems & Venting
  • Gas Line Installation
  • Fixture & System Upgrades

Mechanical & HVAC Systems

  • Rooftop HVAC Units & Installation
  • Ductwork & Ventilation Systems
  • Equipment Replacement & Upgrades
  • Preventive Maintenance & Testing

Electrical Services

  • Single-Line Design & Installation
  • Underground Power Systems
  • Inverters & Generators
  • Title 24 Compliance

Utilities & Infrastructure

  • Wet & Dry Utility Installation
  • Storm Drain & Sewer Systems

Exterior Finishes & Protection

  • Weatherproofing & Waterproofing
  • Fireproofing & Glazing
  • Awnings & Canopies
  • Building Aesthetics & Architectural Details
  • Parking Lot Construction & Striping
  • ADA Compliance

Ready to start your project?

Contact S-Line Contractors today for a free consultation and let’s bring your vision to life.

Why Choose S-Line Contractors in Colton?

Skilled & Experienced Construction Team – Delivering high-quality results for every project.
Custom Commercial Solutions – Tailored construction services to meet your business needs.
Innovative & Energy-Efficient Techniques – Implementing smart home automation and eco-friendly solutions.
Commitment to Safety & Compliance – Adhering to local and national building codes.
On-Time & Cost-Effective Execution – Ensuring seamless project completion within budget.

If you’re planning a commercial construction project in Colton, trust S-Line Contractors to provide modern, high-quality, and energy-efficient building solutions. Contact us today to discuss your project!