• Welcome to Stone Improvement Inc. License # 972402.  Stone Improvement is the future of natural stone, tile and concrete restoration! We provide the San Francisco, Bay Area with high quality hard surface solutions using the most innovative and eco-friendly products on the market. A list of our services are as follows… Read More!

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  • slate cleaning

    Entry Slate Cleaning and Sealing

    -Slate Cleaning- Entry Slate Cleaning and Sealing San Francisco, Bay Area This home in the Diamond Heights District of San Francisco has some of the greatest views in town. Unfortunately the entry tile wasn’t so great to look at. Stone improvement was hired for this slate cleaning and sealing service. The entry slate tile had […]

  • marble polishing

    Marble Counter Top Polishing and Sealing

    -Counter Top Polishing- Marble Kitchen Counter Top Polishing and Sealing San Francisco, Bay Area This home in the happening North Beach District of San Francisco has Italian white marble counter tops throughout the kitchen. A guest had accidentally stained and etched the marble, leaving a dull yellow stain on the counter the size of a […]

  • tile stripping

    Marble Tile Stripping, Cleaning and Sealing

    -Tile Stripping- Marble Tile Stripping, Cleaning, and Sealant Re-application Belvedere, Marin A water leak from the roof damaged the walls and floors of this beautiful home in Belvedere. The carpets had to be removed and the marble flooring was dilapidated and dirty looking. Stone Improvement was subcontracted for the tile stripping, cleaning and sealing service. […]

  • tile cleaning

    Marble Tile Cleaning and Sealing

    -Tile Cleaning- Marble Bathroom Tile Cleaning, Caulking and Sealant Application San Francisco, Bay Area The SOMA district of San Francisco has many newly built lofts with natural stone features in the bathrooms and kitchens. This loft has lovely marble bathroom floors and shower stall with a black granite vanity. The grout in the shower stall […]

  • Slate tile cleaning

    Slate Tile Cleaning and Sealant Application

    -Tile Cleaning- Slate Tile Cleaning and Sealant Application San Francisco, Bay Area This San Francisco home has a beautifully remodeled master bathroom with marble and slate tile throughout. Unfortunately the slate tile in the shower stall was starting to deteriorate from not being sealed properly. Where the stone’s sealant had broken down, the slate was […]

  • Marble polishing and sealant application on counter tops

    Marble Polishing and Sealing

    -Marble Polishing- Marble Polishing and Sealing on Kitchen Counters San Francisco, Bay Area This lovely home had beautiful natural stone kitchen counters but they were badly damaged from years of use. The only way to remove the deep etching in the counters is the marble polishing process. Stone Improvement was hired for this task and […]