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More than 45 Years of Experience

Welcome Building Maintenance

Proudly serving the Bay Area since 1978

Headquartered in Concord, Ca, our janitorial experts will respond to your needs 24/7. No matter when you call, direct communication with our management produces efficient results. WBM’s cleaning and maintenance services create a safer place for you, your employees, and your customers.

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Our Services

We fix, we clean, and we maintain!

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Quality Commercial Janitorial Maintenance Services
Serving the Bay Area since 1978

Welcome Building Maintenance knows what keeps our customers happy… a clean and safe work environment! Our team of dedicated professionals is equipped with the expertise and industry-leading tools to ensure your commercial space shines.

  • Carpet cleaning
  • Window Washing
  • Hard Flooring Scrub and Seal
  • General Maintenance
  • Office Detailing
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Our Services

We fix, we clean, and we maintain!

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    Commercial Janitorial

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    Retail Center Maintenance

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    Residential Community Maintenance

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    Pressure Washing & Parking Lot Sweeping

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    Solar Panel Cleaning

Quality Commercial Janitorial Maintenance Services
Serving the Bay Area since 1978

Welcome Building Maintenance knows what keeps our customers happy… a clean and safe work environment! Our team of dedicated professionals is equipped with the expertise and industry-leading tools to ensure your commercial space shines.

  • Carpet cleaning
  • Window Washing
  • Hard Flooring Scrub and Seal
  • General Maintenance
  • Office Detailing

View More
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Effective Retail Maintenance is Essential for Creating a Positive and Welcoming Environment for Shoppers and Visitors

Clean and well-maintained retail centers are more likely to attract customers and encourage them to stay longer, leading to increased business for the stores within the center. Additionally, maintaining a high level of cleanliness helps to promote health and safety for both employees and customers.

  • Day Porter Service
  • Junk Removal and Hauling
  • Pressure Washing
  • Parking Lot Sweeping
  • Graffiti Removal

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Commitment to Excellence Ensures Every Corner of Your Community is Sparkling Clean and Maintained

We strive to exceed expectations and and make your community living experience truly exceptional by creating a safe and comfortable place to call home. This is attained through attention to detail and teamwork.

Here are some of the many services that we offer:

  • Grounds Keeping
  • Gutter Downspout Clearing
  • Dryer Vac-Cleaning
  • Window Washing
  • Carpet Cleaning

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Revive Your Surfaces, Reveal the Beauty: Hire Our Commercial Pressure Washing and Street Sweeping Experts

Revive and renew! Restoring brilliance to your property with pressure washing and parking lot cleaning. Our high-speed sweepers are designed to cover large areas quickly and effectively. We are pleased to offer the full range of commercial property maintenance services including:

  • Walkways for Commercial & Retail Centers
  • Building Facade
  • Trash Enclosures
  • Graffiti and Gum Removal
  • Garages and Stairwells

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Maximize Your Investment With Our Energy-Efficient Solar Panel Cleaning Practices

We have adopted energy-efficient solar panel cleaning processes to ensure that your solar panels maintain their maximum efficiency while minimizing energy consumption. Our expert team is equipped with specialized tools and knowledge to clean your panels thoroughly, restoring their peak performance.

  • Residential Services
  • Commercial Services
  • Industrial Services

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Our Testimonials

Get in touch

Request a consultation

Have Questions? We are here to listen to your janitorial needs and find the best solution to keep your home and business clean.

(925) 288-1911

    News & Blog

    Our Latest News Post And Articles

    Welcome Building Maintenance Launched!

    Welcome to our new website. Browse the site and give us a call to discuss your building maintenance needs and give you a quote. We are happy to answer any questions you may have.

    Commercial Solar Panel Cleaning

    What to know about maintaining your commercial solar panel investment.

    Apart from lowering the carbon footprint of

    How to Best Clean Your Commercial Solar Panels

    You've made the commitment to take your commercial property solar! You recognize the good investment that you've made and are committed to protecting it an