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Roofer San Marcos: TWM Roofing


Expert Roof Installation, Repair & Maintenance in San Marcos

New Roof Installation & Re-Roofing

 Hello, I’m Tom Marshall, the proud owner of TWM Roofing. With over 40 years of dedicated service as a family-owned business, we’ve become a trusted name in the San Marcos community for quality roof repair and replacement. Our specialties range from leak repair to full roof replacement and maintenance for both residential and commercial properties. 
We’re proud to hold an A+ rating with the Better Business Bureau and, thanks to our commitment to customer satisfaction, we have never had a complaint filed against us. 
When you reach out to us, you’re not only getting decades of experience but also a transparent, honest assessment and a fair price to solve your roofing needs. Let us show you the TWM Roofing difference in quality and service.
Visit our Testimonials Page

 San Marcos, California: 
Quality of Life, Attractions, and Scenic Charm

San Marcos, California, is a vibrant and growing city in North County San Diego, known for its quality of life, scenic attractions, and warm climate. With a welcoming community and excellent schools, it’s considered an ideal place to live and work. The city boasts popular attractions like Double Peak Park, where visitors enjoy breathtaking views of the San Diego landscape, and the Discovery Lake area, which offers walking trails and a peaceful setting for outdoor activities. The city's Old California Restaurant Row is also a favorite, with a variety of dining options and family-friendly venues.

San Marcos Climate: 
How Weather Conditions Impact Residential and Commercial Roofs

San Marcos has a Mediterranean climate, with mild, wet winters and hot, dry summers. Temperatures average between the high 70s and low 80s in summer and rarely drop below 40°F in winter, making it comfortable year-round. However, the warm weather and occasional Santa Ana winds can be challenging for residential and commercial roofs. Prolonged sun exposure can cause materials like asphalt shingles to crack, fade, and deteriorate faster, while Santa Ana winds can strain roofing systems, especially on older buildings. Tile roofs and other durable materials, however, fare well under these conditions and are popular choices in the region for their heat resistance and longevity. Homeowners and property managers in San Marcos benefit from regular roof inspections and maintenance to mitigate weather-related wear and extend the lifespan of their roofs.

TWM Roofing Services for San Marcos

 - New Roof Installation & Re-Roofing: When your roof is beyond repair, TWM Roofing can handle complete replacements. We’ll safely remove the old roof and expertly install a new one.
- HOA & Property Manager Services: Professional roofing services tailored to meet HOA and property management standards.
- Tile Roof Repair & Replacement: Whether it’s a minor leak or missing tiles, our San Marcos team provides quality repairs to prevent small issues from becoming costly problems.
- Metal Roof Repair and Replacement: We install new metal roofs, repair leaking metal roofs, and restore old metal roofs with silicone and acrylic coatings.
- Asphalt Shingle Install & Repair: Affordable and reliable, asphalt shingles provide lasting protection.
- Tile & Flat Roof Maintenance: Routine maintenance and tune-ups extend the longevity of your tile or flat roof.
- TPO Roof Repair and New TPO Roofing: TPO is the Gold Standard in flat roof systems. TPO is highly energy efficient and an affordable roof option. A new TPO roof system can include a layer of insulation to maximize your roof's energy efficiency to reflect and retain heat.
- Silicone and Acrylic Cool Roof Rated Coating: We apply silicone and acrylic roof coatings to protect and restore your flat roof. These come with a 20-year warranty and provide exceptional energy efficiency. This is a cost-saving and environmentally conscious option compared to installing a new TPO or torch-applied roof system.
- Preventative Roof Maintenance: Regular roof inspections catch potential problems early, helping you avoid significant repairs.
- Energy-Saving Roof Installation: With energy-efficient materials, our installations help reduce energy bills.
- Attic Ventilation: Proper attic ventilation improves energy efficiency and extends the life of your roof.
- Commercial & Residential Flat Roofs: We offer specialized solutions for flat roofs, both for homes and businesses.
- Fast Escrow Repairs: For buyers and sellers in escrow, we provide quick and reliable roofing repairs.

Top Roofing Materials for San Marcos Homes

Choosing the right roofing material is essential for durability and protection in San Marcos’s climate:


  • Asphalt Shingles: An economical choice, but best for shorter-term protection.
  • Clay and Concrete Tiles: Popular for their durability, these materials withstand intense sunlight and changing weather conditions in San Marcos.
  • Metal Roofing: When treated, metal roofs offer corrosion resistance, ideal for longevity and low maintenance.
  • Slate Roofing: While an investment, slate provides unmatched durability and aesthetic appeal.


Each material has unique benefits, and TWM Roofing can help guide you to the best choice based on your specific needs.


Signs You Need Roofing Services in San Marcos

Look for these warning signs to know when to call TWM Roofing:


  • Leaks and Water Stains: Ceiling stains indicate that your roof needs immediate attention.
  • Missing or Damaged Shingles: Shingles shield your roof from the elements; missing ones mean vulnerability.
  • Sagging Roof Structure: A sagging roof is a critical issue that requires urgent repairs.
  • Mold and Algae Growth: Excessive mold or algae can signal poor drainage or material deterioration.

Why Choose TWM Roofing in San Marcos?

With years of experience and a commitment to quality, TWM Roofing is a top choice for roofing services in San Marcos. Fully licensed and compliant with local building codes, we offer workmanship guarantees, insurance coverage, and a focus on customer satisfaction. Our extensive experience in San Marcos’s climate ensures that every roof we work on is built to withstand the elements.


  • Certified and Award-Winning: TWM Roofing holds prestigious certifications and awards that reflect our commitment to quality and excellence.
  • Decades of Experience: With years of experience in the roofing industry, our team brings extensive knowledge and expertise to each project.
  • Comprehensive Services: We offer a wide range of services, including repairs, replacements, and maintenance.
  • Customer Testimonials: Our satisfied customers speak for themselves. Check out our reviews!
  • Strong Warranties: We provide lifetime roof warranties to ensure long-term peace of mind.
  • Free Estimates: Get a free estimate to start your project with confidence.


Read More About Us

Roofing Costs in San Marcos

Roofing costs vary based on factors like roof size, materials, and complexity. Generally, repairs range from $500 to $5,000, while full replacements can cost between $5,000 and $30,000. TWM Roofing offers free estimates tailored to your project.

Eco-Friendly Roofing Options for San Marcos

San Marcos residents looking to go green can opt for energy-efficient and sustainable roofing materials. Options like clay tiles, TPO roofing with new insulation, reflective silicone coating, Cool Rated asphalt shingles, or metal roofing help lower energy bills, and many roofing materials are recyclable, making them eco-conscious choices.


Roof Maintenance Tips for San Marcos Homeowners

  • Annual Inspections: Catching issues early prolongs roof life.
  • Gutter Cleaning: Clear gutters prevent water damage and roof strain.
  • Salt and Moisture Protection: Protective coatings help metal roofs resist corrosion.

Warranties and Insurance

Understanding warranties and insurance helps protect your investment. Manufacturer warranties cover material defects, while workmanship warranties protect you against installation issues. For storm-related damage, homeowners insurance may cover repair costs.


Emergency Roofing Services

TWM Roofing offers emergency repair services when you need urgent help. Call us immediately if you experience a serious leak or structural damage, and we’ll help you prevent further issues until repairs can be completed.


For San Marcos homeowners, TWM Roofing provides a wide range of services, from asphalt shingles to TPO, ensuring your roof is built to last. Contact us today at
(760) 731-0777 to extend the life of your roof with reliable, quality care tailored to San Marcos’s unique climate.


Call us directly at (760) 731-0777 or email us at info@twmroofing.com
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