About Us

We are the preferred choice in Los Angeles and surrounding areas when it comes to transforming homes and businesses into spaces of exceptional beauty and functionality. At New Sis Inc, we understand that doors and windows are not simply architectural elements, they are the guardians of light, comfort and security in your home or business.

That’s why we are licensed C17 by the Department of Consumer Affairs State Contractor’s Licensing Board and are proud to offer high-quality window and door installation services that seamlessly blend elegance and performance.

Our Experience

With over ten years of experience in the industry, our team of experts has worked on a wide variety of projects, from residential homes to large-scale commercial projects. Our unwavering commitment to excellence has allowed us to perfect our techniques and acquire a deep understanding of the highest quality products available on the market.

At New Sisu Inc. we don’t just install doors and windows, we create experiences. Our promise is customer satisfaction in every project we undertake. We work tirelessly to exceed your expectations, delivering high quality results in every installation.

Safety Regulations

We only use material that do not have chemical reaction. Our safety regulations consists of the following:

• Protective equipment
• Obey warning signs
• Loading materials
• Common sense of risks
• Employee conduct
• Safety data sheets
• Handling hot surface materials
• Hazardous material spill
• Electrostatic discharges areas
• Symbols and risks