Commercial Cleaning & Janitorial Services in Concord, CA
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One local team for every commercial cleaning need
Star’s Janitorial Services provides commercial cleaning across Concord and Contra Costa County, from recurring office cleaning to warehouse and logistics facility cleaning, with local crews dispatched from our Concord headquarters to 46 cities across the East Bay, South Bay and Central Valley. We operate as an extension of your team, building a written scope for each facility and holding the line on quality with ongoing crew training and supervision.
Commercial & Office Cleaning
Recurring cleaning that keeps offices, lobbies, and workspaces presentable and productive.
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Recurring Janitorial Services
Scheduled nightly, weekly, or custom janitorial routes with detailed, per-visit scopes.
Learn more →Medical & Facility Cleaning
Room-by-room cleaning scopes for medical offices, dental practices and other sensitive facilities.
Learn more →Warehouse & Industrial Cleaning
Efficient cleaning for large storage, manufacturing, and industrial floor plates.
Learn more →Warehouse & Logistics Facility Cleaning
Cleaning windows built around shift changes, forklift traffic and dock schedules for logistics and distribution facilities.
Learn more →Apartment & HOA Common-Area Cleaning
Common areas, amenities, and vacant-unit turnovers kept clean for residents and boards.
Learn more →Educational Facility Cleaning
Clean, safe, sanitized environments for students, staff, and campus visitors.
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Hard Surface Floor Care
Strip, wax, buff, and maintain VCT, tile, concrete, and other hard-surface floors so they stay clean and protected.
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Window Cleaning
Interior and exterior commercial window cleaning that keeps storefronts, lobbies, and offices bright and streak-free.
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Carpet Cleaning
Commercial carpet cleaning that lifts soil, spots, and traffic lanes to extend carpet life across your facility.
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Pressure Washing
Exterior pressure washing for sidewalks, entryways, parking areas, and building exteriors to keep the property looking its best.
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Gutter Cleaning
Commercial gutter cleaning that clears debris and keeps drainage flowing to protect roofs and building exteriors.
Learn more →Disinfecting Services
Professional disinfecting of high-touch surfaces for offices, schools, gyms, commercial buildings, and other high-traffic facilities.
Learn more →Two generations of local, accountable service
Star’s Janitorial Services has cleaned commercial facilities across the East Bay since 2012. Founded by Maria M. Hernandez on more than 20 years of facility-maintenance experience, the company is run by a family that puts its name on the quality of every job.
When you call, you reach the people responsible for your building - not a national call center. That is the difference clients notice first.
Commercial cleaning for every kind of East Bay facility
From office towers to manufacturing plants, Star’s Janitorial Services keeps the full range of commercial and institutional facilities across Concord and Contra Costa County clean, safe, and inspection-ready, including three differentiated verticals: HOA and apartment common-area cleaning, school and childcare facility cleaning, and warehouse and industrial cleaning.
Why businesses choose Star’s
5 Star Support
Fast responses, quick proposals, and detailed service scopes with photo documentation available for applicable services and projects. Our clients mention our responsiveness first, and it shows in a wall of five-star reviews.
Local & Family Business
Star's is a family owned and operated company based right here in Concord. When you call, you reach the owners who put their name on the quality of every job, not a national call center.
Ongoing Training
Our crews receive ongoing training and supervision so quality standards stay high and schedules stay dependable across every account.
Recent work from our crews
Real job photos from Star’s Janitorial Services at East Bay facilities.
What Your Peers Say
Real five-star reviews from the businesses, HOAs, and facilities we clean across the East Bay.
Guides for property and facility managers
How Regular Cleaning Keeps Tenants Happy and Staying Longer
A clean, well-maintained property keeps tenants satisfied and renewing. Here is how consistent janitorial service protects your occupancy.
Read more →The Impact of Cleanliness on Property Inspections and Compliance
Cleanliness is directly tied to passing property inspections and staying compliant. See what facility managers should watch for.
Read more →Should You Hire a Janitorial Service or Have Your Employees Clean?
Weighing in-house cleaning against a professional janitorial service? Here is how the real costs and outcomes compare.
Read more →Ready for a cleaner facility?
Tell us about your Concord or East Bay facility and we will walk it, scope it, and send you a detailed proposal. No pressure, just a plan.