• 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

    Exterior Slate Cleaning and Sealant App.

    -Slate Cleaning- Exterior Slate Cleaning and Enhancing Sealant Application San Francisco, Bay Area Stone Improvement was hired to do a multi-room tile cleaning and exterior slate cleaning and sealing service for this client. The upstairs areas were done in the first half of the day, the slate cleaning and sealant application was accomplished in the […]

  • tile cleaning

    Travertine Kitchen Floor Cleaning

    -Floor Cleaning- Travertine Kitchen Floor Cleaning San Francisco, Bay Area Historic buildings in San Francisco need regular maintenance to maintain their value. This magnificent home on the peak of Cathedral Hill was no different. Stone Improvement was hired for a multiple room floor cleaning and exterior tile restoration service. We first started with the upstairs, […]

  • tile cleaning

    Lobby Tile Cleaning

    -Tile Cleaning- Lobby Tile Cleaning San Francisco, Bay Area This elegantly restored lobby in Downtown San Francisco had pavers tile floors in the lobby and terrazzo tile floors in the break room and kitchen area. Stone Improvement was hired for the lobby and break room tile and grout cleaning service. We first scrub the pavers […]

  • tile cleaning

    Marble Tile Cleaning and Sealant App.

    -Tile Cleaning- Marble Tile Cleaning and Enhancing Sealant Application San Francisco, Bay Area This recently remodeled bathroom had black marble floors, limestone tiled shower walls and concrete vanity and tub. Most of the surfaces were holding up well except for the black marble floors. The marble was getting etched and discolored from just months of […]

  • 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

    -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 […]