Many homes in San Mateo, from early‑1900s craftsman houses in San Mateo Park and downtown historic areas to mid‑century Eichler homes in the Highlands and classic residences in Baywood and Aragon, are at the age where window replacements greatly improve comfort, energy efficiency, and home value.
Alexander Company installs high-quality replacement windows in San Mateo, California. We work with homeowners on window upgrades, including new construction projects, custom-sized windows, and professional installation. Our team is locally trusted and recognized by Three Best Rated for excellence in window service.
Energy Savings & Incentives for Replacement Windows
Replacing old, inefficient windows can reduce energy loss and lower utility costs. Recent data shows real performance gains homeowners experience:
- Lower heating and cooling costs: ENERGY STAR® certified windows can reduce annual energy use for heating and cooling by about 12–13% compared with non‑certified options. This is based on national ENERGY STAR® figures for 2023–2024.
- State and utility rebates: California utilities and state programs supplement federal incentives with point‑of‑sale rebates and programs administered by the California Energy Commission and local providers.
Window Services in San Mateo
Alexander Company provides comprehensive support for estimates, consultations, installation, and follow-up service to ensure every project exceeds expectations.
Our team is recognized for quality and trust:
- Award-Winning Service – Listed as one of Three Best Rated Window Companies in San Mateo
- BBB A+ Rating – Accredited and rated highly for consistent, reliable service in San Mateo and the SF Peninsula.
- Hundreds of Positive Reviews – Trusted by homeowners throughout the SF Peninsula.
- Licensed Contractor – California Contractors License #642553
- Certified Installers – Skilled in ENERGY STAR replacement windows and custom solutions for older homes
Brands We Carry
Schedule a Free Consultation
Upgrade your home with professionally installed replacement windows designed for San Mateo living.
Alexander Company is based nearby in Burlingame and proudly serves homeowners throughout the Peninsula.
What to Expect During Your Consultation
- On site measurement
- Window style recommendations
- Energy efficiency review
- Transparent pricing options
Trusted San Mateo Peninsula Window Experts
Upgrade your home with professionally installed replacement windows designed for San Mateo living.
Alexander Company is based nearby in Burlingame and proudly serves homeowners throughout the Peninsula.
What to Expect During Your Consultation
- On site measurement
- Window style recommendations
- Energy efficiency review
- Transparent pricing options
San Mateo Replacement Window FAQs
Permit requirements depend on the scope of work. The City of San Mateo may require permits for structural changes, while standard retrofit replacements may not.
Wood-clad, fiberglass, and vinyl windows are popular due to their durability, energy efficiency, and ability to match both historic and modern home styles.
Yes. Many homeowners choose slim-profile aluminum or contemporary fiberglass window designs that preserve the clean lines of mid-century modern architecture.
Most homeowners see energy savings of 10–15%, especially when upgrading from older single-pane windows.
Yes. Incentives may be available through state and local programs, depending on eligibility and current offerings.
Most projects are completed within 1–3 days, depending on the number of windows and customization required.
We are a locally trusted company serving the Peninsula, known for high-quality products, custom solutions, and working closely with homeowners, contractors, and architects.