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a stress-free
commercial clean

With a commitment to delivering the highest standards of cleanliness, we’re proud to help make the businesses in our community healthy, safe, and shining with our professional cleaning services.

Professional cleaning is essential for your business

Relax, We've Got You Covered

Professional commercial cleaning is essential and has taken on a new importance for all businesses more recently. This is our area of expertise. We are trained and certified through Coverall in their health-based cleaning protocols to create an exceptionally clean environment for your employees, maintain a professional and attractive appearance for your customers, and guarantee the long-term safety, performance and efficiency of your business.





Our Partners - CARDOur Partners Logo - Step Ahead

what's so special about
working with us?

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We CARE About Your Happiness

No, But Really

Our relationships with our clients are built on open communication, full transparency, and the highest of integrity and trust. We value your honest feedback and Kescia, our Founder, will personally see to it that your cleaning needs are being fully met. We aren't happy until you are happy.


From One Local Business to Another,

We've Got Your Back

We get it. It’s not just about looking clean, it’s about that FEELING of freshness you get when you walk into your newly cleaned, healthy workspace rejuvenated and energized. We are proud to partner up with the businesses in our communities to deliver the cleaning experience they deserve - without the hidden fees.

cleaning supplies

We are Professional Cleaning Experts

The Real Deal

We are trained and certified through Coverall in the Core 4 Process built on CDC and AORN guidelines for a hospital-grade thorough clean, featuring advanced disinfecting chemistry, tools, and health-based cleaning protocols. We don’t mess around, we mean business and the absolute highest quality of clean.

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We Have a Boss Lady on Our Team

You'll Love Her

Founder, Leader, and Mentor, Kescia Turner is the heart, soul, and Boss Lady behind 4 Core Clean. “I personally know each of my clients and thrive to provide exceptional service, ensuring their specific cleaning needs are always met. You can’t be a boss and not be willing to serve; I serve my clients, employees, and community every day."

Janitorial Services

Maintain a first-class image and a clean, safe and healthy environment. Our janitorial services are always customized to your specific needs while taking into consideration areas that are highly trafficked and in need of daily professional cleaning.

Before getting started, we conduct an on-site evaluation with you to understand your specific needs and goals and how we can meet them. Then, we’ll create a personalized game plan and cleaning schedule to tackle it while you sit back and relax knowing you’re in good hands.

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Our Everyday Janitorial Services Include:

Trash Removal
Surface Wiping & Disinfection
Cobwebs Removal

Specialty Cleaning Services

Need a deeper clean in areas where most of your foot traffic occurs and those harder to reach places? We go beyond expectations to perform a variety of specialty services that can enhance your working environment and your image as well as increase the lifespan of your floors, fabrics, and more.

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Our Specialty Cleaning Services Include:

Carpet Cleaning
Deep Cleans
Grout Cleaning
Stripping & Waxing Floors
Move-In & Move-Out Cleans
Electrostatic Sanitizing
Maintenance Cleaning

What Makes a Superior Clean?

Let's Get Nerdy

The Core 4 cleaning method is how we clean, health and safety is why we clean. Coverall’s Core 4 Process is built on CDC and AORN guidelines for a superior clean and features a combination of advanced disinfecting chemistry, tools, and cleaning protocols. Leave it to us, we'll help keep your business thriving by fighting the viruses, bacteria, and germs that can lead to the spread of illnesses and outbreaks.

We use environmentally friendly
and EPA-registered disinfectants

Hospital-Grade Disinfectants

Kills germs, uses EPA-registered chemicals and features OSHA packaging and labels.

Color-Coded Microfiber Cloths

Picks up 99% of soils, helps prevent germs from spreading and is environmentally friendly.

Flat Mop

Cleans hard-to-reach places, never uses dirty water and reduces cross-contamination.

Hepa Enabled Vacuum Cleaners

Captures particles to reduce dust, helps improve indoor air quality and quieter than most vacuums.

What They say about us

" I have been using Coverall for some time now. The quality of the work has been excellent. If there ever are any small issues, Kescia, the local Owner, has been super responsive to work with me to make things right. I really rely on a good cleaning service to make the business presentable for my customers. Kescia and her team have been fantastic partners to help make our business a nice place to be for our customers. "

Thomas Braum - Business Owner

" 4 Core Clean has been cleaning our preschool for more than a year. Kescia, the Owner, provides great customer service and delivers what she promises. She is easy to reach and easy to work with, allowing for a stress-free day, especially in these pandemic times. I am happy to recommend 4 Core Clean to anyone looking for commercial cleaning services. "

Sarena Beg - Business Owner

" Honest, reliable, and great service. I would recommend 4 Core Clean! "

Suzanne Culcasi - Patient Services Supervisor

" Kescia is responsive to my concerns and everyone is very friendly and reliable."

Joyclyn Van - Clinical Manager

" 4 Core Clean has been doing great for us. We would definitely refer them! "

Nico Gonzalez - Branch Manager

We're ready to get started

Are You?

We Serve Central Contra Costa County and Solano County, California