San Francisco is known for its commitment to sustainability and eco-friendly practices, and many home renovation companies in the area reflect this ethos by offering eco-friendly materials and services. Below are some notable companies that focus on environmentally responsible renovation:

• Green Building Studio
• Green Building Studio specializes in sustainable design and renovation. They focus on using recycled and sustainable materials, including bamboo flooring, reclaimed wood, and low-VOC (Volatile Organic Compounds) paints. Their projects often incorporate energy-efficient systems, such as solar panels and high-performance insulation.
• Visit Green Building Studio
• EcoHome Improvement
• EcoHome Improvement is dedicated to eco-friendly home renovations and offers a wide range of sustainable materials, such as natural stone, recycled glass tiles, and energy-efficient windows. Their team emphasizes the use of materials that minimize environmental impact and improve energy efficiency.
• Visit EcoHome Improvement
• Reclaimed Wood Exchange
• This company specializes in reclaimed wood materials, providing unique and sustainable options for flooring, cabinetry, and furniture. By repurposing wood from old buildings and other sources, they help reduce waste and promote sustainability in home renovations.
• Visit Reclaimed Wood Exchange
• Build It Green
• Build It Green is a nonprofit organization that promotes sustainable building practices. They offer a directory of green building professionals and resources for homeowners looking to incorporate eco-friendly materials into their renovations. They also provide access to information on green certifications and incentives.
• Visit Build It Green
• Eco-Friendly Contractors
• Eco-Friendly Contractors focuses on sustainable renovations and building practices. They offer a variety of eco-friendly materials, including recycled metal roofing, sustainable insulation, and energy-efficient appliances. Their projects often aim to achieve LEED (Leadership in Energy and Environmental Design) certification.
• Visit Eco-Friendly Contractors

When selecting a company, it's essential to inquire about their specific eco-friendly materials and practices, as well as any certifications they may hold, such as LEED or GreenPoint Rated. This will ensure that your home renovation aligns with your sustainability goals.

For further research, consider visiting local green building expos or workshops, where you can meet contractors and see eco-friendly materials in person. Additionally, checking online reviews and testimonials can help you find the best fit for your project.