Locations In West Berlin & Williamstown, New Jersey

Angie's List 2015

Angie's List 2016

FP Authorized Applicator

UAMCC Certified

Authorized GutterBrush Installer

Five Stars
“Mike and his guys did a fantastic job on our roof, house, gutters, sidewalks, and fence. They were professional, polite, and completed our job in a timely manner. Their service is well worth every penny. Our house looks clean and beautiful again! Thank you!” – Deborah Donio
Deborah Donio

The Diamond Standard In Power Washing & Roof Cleaning In Williamstown, NJ

Do you own a home or business in the Williamstown, NJ area? If so, keeping your property looking its best is important for many reasons.

Of course, maintaining a property can be a time-consuming task. If you have any hardscapes on your property, you’ll also need professional assistance when cleaning them. Pressure washing equipment in the wrong hands can lead to injury or property damage. You’ll also need expert help to clean the exterior of your home or commercial building safely and thoroughly.

That’s not something you need to worry about when you hire Diamond Roof Cleaning. Offering both residential and commercial pressure washing in Williamstown, NJ, we’ll help you keep your property looking beautiful for years. The following are additional key services we provide:

House Washing

A clean home is a home you can be proud of. As members of the Williamstown, NJ community, we know this a beautiful place to live. Make the most of it by hiring us for regular house washing service. A clean home won’t just boost your mood; if you ever choose to sell your house, it will appear much more valuable to potential buyers if it looks impressive from the outside.

Keep in mind that the benefits of proper house washing aren’t merely aesthetic. If you don’t clean the exterior of your home thoroughly on a consistent basis, the lifespan of various materials and surfaces may drop substantially. Quite simply, by hiring us to keep the outside of your house clean, you’re saving a lot of money in the long run.

Roof Cleaning

It’s no secret the roof is an essential component of both a home and a commercial building. You need to keep it clean to maximize its lifespan and optimize curb appeal. However, cleaning it effectively requires the right tools and experience. The wrong methods can actually damage roofing, costing you even more money in repair bills.

Luckily, our experts at Diamond Roof Cleaning have the experience and skills necessary to clean your residential or commercial roof safely. This is key to keeping it in good condition for as long as possible. Once more, that’s why scheduling service with us is good for your wallet.

Pressure Washing

Keeping hardscapes clean requires pressure washing. Again, you need to make sure the person handling the task has the proper qualifications. Instead of trying to handle this task yourself, trust us, your local experts, with the job.

As a homeowner, clean hardscapes make your property more inviting and comfortable. As a business owner, they help you attract customers and make the right impression on visiting clients. You wouldn’t want clients or customers choosing not to do business with you because your property’s appearance made you look unprofessional. Avoid this by hiring us to clean it regularly.


When you need house washing, roof cleaning, or pressure washing in Williamstown, NJ, hire the team that treats you like neighbors. After all, we live here too. We’re proud to run a family-owned business that provides fellow community members with the quality of service they deserve. As a result, we’ve cultivated a positive reputation among our customers. We’ll gladly provide testimonials from former clients if you’d like.

Need a crew that has the capacity to handle large scale jobs, such as cleaning apartment complexes? No worries. We’re equipped to tackle jobs both big and small. To learn more about what we can do for you, give us a call today at (609) 929-5812.

Get A Free, No Obligation Estimate!

Landing Page Estimate Form

What Service Are You Interested In?

Tell Us About Your Home:


Diamond Roof Cleaning Logo

Why Should You Choose Diamond?

From our state of the art cleaning systems, advanced cleaning methods to insure the best and safest results, to our intensive employee training, you can rest assured that with Diamond Roof Cleaning your home is being treated by the best and most reliable pressure washing and exterior cleaning company in Southern New Jersey!

We Clean Roof StainsDid you Know Diamond Roof Cleaning has been serving the Southern New Jersey area since 2006? That’s right we have been in your area for over 8 years and have Fine tuned our Soft Wash Cleaning Method to be one of the best in South Jersey. We focus not only on the work at hand but we also strive to give you the best customer experience possible. Mike De Rose (owner) will make sure you are comfortable in every step from the estimate to the actual work being performed.
Soft Wash Experts
Top Rated Soft Wash Service In Medford NJDid you know that not all exterior surfaces around your home can tolerate high water pressures? As industry leaders, Diamond Roof Cleaning is proud be one of the first roof cleaning and exterior washing companies to offer a specialized service called soft washing in Southern New Jersey! Our state of the art equipment means we can safely clean any surface around your home. It’s just one of the many reasons why we are the top rated roof cleaning, power washing, and soft washing company in South Jersey!
Free Estimate


Folsom, Hammonton, Collings Lakes, Williamstown, Sicklerville, Atco, Sewell, Cherry Hill, Marlton, Vorhees, Moorsetown, Collingswood, Shamong, Medford, Washington Twp,Turnersville, Waterford, Waterford Works, Chilsehurst, Galloway, EHT, Egg Harbor City, Absecon, Smithville, Margate, Ventnor, Atlantic City, Ocean City, Corbin City, Mays Landing, Sea Isle City, Cape May, Cape May Court House, Rio Grand, Pennsville, Sweetwater, Nesco


We are a company that strives on great customer service. We have uniformed, professional, and a courteous staff that has been with us since 2008. We are fully insured and have the tools and knowledge to get any size property complete and done in a timely fashion. At the same time we will spend the extra time it takes to get the job perfect. If your not happy we’re not happy. So give us a call and you’ll become one of our happy customers. That is our promise.


Diamond Roof Cleaning's Employees are trained in the art of Soft Washing, Power Washing and Roof Cleaning. We attend training seminars and are Members of the UAMCC which we are a certified roof cleaner thru them. We have been the go to company for all South Jersey residents for over 9 years. Give us a call and experience the difference of a professional company in South Jersey for Roof Cleaning, Soft Washing, and Power Washing.

Recommended By:

Farmers Insurance
Liberty Mutual