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

At S-Line Contractors, we bring excellence, innovation, and trust to every construction project in Hawthorne. Whether you’re planning a commercial expansion, a high-end residential transformation, or need expert electrician services, our skilled team ensures precision, safety, and quality in every aspect of the building process.

Building and Construction Services in Hawthorne, CA

A successful construction project requires careful planning, high-quality materials, and expert execution. Our Project Planning and Management services ensure seamless workflow and on-time completion. Whether you’re investing in a renovation, require structural rebuilding and repairs, or want to enhance the aesthetics of your property, we deliver results that stand the test of time.

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 Hawthorne?

  • Proven Excellence – Decades of expertise in delivering top-tier construction services in Hawthorne.

  • Innovative Building Solutions – We use cutting-edge techniques and premium materials to maximize efficiency.

  • Uncompromising Safety – Our processes adhere to strict safety standards for workers and clients alike.

  • Trust & Transparency – Open communication and honest timelines for a stress-free construction experience.

Start Your Hawthorne Construction Project Today

If you need construction services in Hawthorne, we are ready to turn your vision into reality. Whether it’s a commercial development, a high-end residential upgrade, or critical structural rebuilding and repairs, S-Line Contractors is your trusted partner for excellence.

Contact Us

Let’s build something extraordinary together. Reach out to Hawthorne’s top commercial general contractor today and start your next construction project with confidence!