Let Us Prove Why We Are Trusted as the #1 Choice for Homes and Businesses in Delaware And Why Our Customers Have Been With Us for Over 25+ Years
Delaware's #1 Window Cleaning and Exterior Cleaning Services
Window Cleaning in Delaware
Welcome to East Coast Window Cleaning
We’re Delaware’s leading exterior and window cleaning company, specializing in crystal-clear windows and complete exterior cleaning solutions for your home or business. From pressure washing and roof cleaning to gutters, pavers, and dryer vents, we deliver results that protect, enhance, and add curb appeal.
Why go anywhere else? Request your quote today and experience the hands-on service our customers are raving about.
Call us for your free estimate for window cleaning in Delaware.
Our Core Services
We handle both residential and commercial exterior cleaning, tailoring our approach to your property’s unique needs. We always choose the safest techniques and detergents to protect you and your family.
Window Cleaning
We clean everything from storm windows and sliders to French panes, following a detailed eight-step process that includes thorough cleaning, scrubbing, squeegeeing, and carefully drying frames and tracks for a spotless finish.
We leave your windows spotless and streak-free.
Power Washing
We soft wash homes, restore driveways, decks, patios, brick, and sidewalks, with custom settings to clean deeply while protecting every surface.
Where necessary, our power washing services punch up the efficacy with hot water treatments. This is highly effective at removing oil and grease.
Holiday Lighting Installation
Our all-inclusive lighting service covers everything from the initial design and custom-cut installation to ongoing maintenance, seasonal takedown, and secure storage.
All you need to do is give us an idea of what you’re looking for, and we’ll take it from there. We’ll provide you with a mockup first, allowing you to make adjustments to the design as you like.
Permanent Lighting Solutions
Enjoy stunning curb appeal all year long with our professional permanent lighting systems. Designed to last up to 15 years, these custom-fitted LED lights can be controlled right from your phone with an easy-to-use app. Change colors and patterns for every season or special occasion; from Christmas and Halloween to Fourth of July and more.
Residential and Commercial Exterior Cleaning
in Sussex County
Whether you are a homeowner aiming to enhance curb appeal or a business owner striving to maintain a polished professional image, East Coast Window Cleaning provides comprehensive exterior cleaning solutions to keep your property looking its best.
Residential Services
Before we start, we walk through your property, protect plants, and move outdoor furniture. Once we’re done, we check in with you to make sure everything meets your expectations.
Commercial Services
We can schedule cleanings after business hours, coordinate with property managers, and handle large complexes or multi-site contracts smoothly.
How Our Estimates Work Easy, Transparent, and Tailored to You
Here’s what to expect when you get in touch.
Request a Free Estimate
Start by requesting a free estimate online or over the phone. Homes under 3,500 sq. ft. can usually be quoted virtually, while larger or unique properties may require a quick site visit.
Schedule an Appointment
We’ll schedule a convenient time for your service and confirm any special requests.
Pre-Service Preparation
Before we arrive, we’ll ask you to secure pets, move valuables, and prepare furniture if needed. Prefer not to? We can handle it for a small fee.
Service Execution
Our trained team completes the service using professional-grade equipment and proven methods while taking every precaution to protect your property.
Final Walkthrough & Satisfaction Check
Once the work is complete, we’ll walk the property with you to ensure everything meets your expectations. Your satisfaction is always guaranteed.
Optional Maintenance Plans
For long-term results, ask about our maintenance plans that keep your property looking its best year-round.
Get a Free Quote From Delaware’s Most Detail-Oriented
Exterior and Window Cleaning Pros
SAVE MORE WITH
VIP MEMBERSHIP
VIP MEMBER
EXCLUSIVE ACCESS
Join our VIP Membership with monthly or annual options and enjoy automatic VIP check scheduling plus 15% off your primary service and one additional service year-round for about $1.33 a day to help protect your six-figure investment.
- 15% OFF YEAR-ROUND
- AUTO VIP SCHEDULING
- $1.33 PER DAY
Why Choose
East Coast Window Cleaning?
We’ve got a ton of reasons for you to hire us.
Licensed, Insured, and Veteran-Owned
We carry over $1 million in coverage and back every service with decades of experience.
25+ Years of Experience
We've been serving homes and businesses across Delaware since 2000.
100% Satisfaction Guarantee
Roof cleaning comes with a three-year warranty, and all services include a seven-day, no-questions guarantee. Not thrilled? We'll come back for free.
Professional-Grade Equipment
We use purified water-fed poles, proportioned sprayers, and commercial belt-drive pressure washers for a flawless finish.
Eco-Friendly Options
Choose plant-safe, biodegradable cleaning solutions for peace of mind.
Certified and Carefully Screened Team
Every technician is background-checked, drug-tested, and professionally certified. If we wouldn't trust them in our own home, we won't send them to yours.
Community-Minded
We're BBB-accredited, active in the IWCA and Chamber of Commerce, and proud supporters of local charities. We even offer some non-profits free window and exterior cleaning in Delaware.
Specialized Services Beyond the Basics
In addition to core cleaning, the team offers oxidation removal for siding, gutter polishing, paver sealing, and even solar panel cleaning, services that many competitors don't provide.
What Our Customers Say
Frequently Asked Questions
FAQS
Is your exterior cleaning safe for pets and children?
Yes, our exterior cleaning process is safe for pets and kids once surfaces are properly rinsed. We use carefully proportioned cleaning solutions and always rinse thoroughly to ensure safe walkability. Our team may recommend an extra rinse in high-traffic areas for added peace of mind.
Will your cleaning solutions damage my plants or landscaping?
How much does exterior cleaning cost?
Pricing depends on your property’s size, condition, and the type of surfaces being cleaned. We provide transparent, square-foot-based quotes with no hidden fees, so you’ll know exactly what to expect before scheduling.
Do I need to be home during the cleaning?
No, you don’t need to be home as long as we have access to the necessary areas. We confirm all details with you beforehand and follow up afterward to ensure you’re 100% satisfied.
Will pressure washing damage my siding or roof?
Are you insured?
Yes, we are fully insured for your peace of mind. We also use professional safety gear and proven techniques to protect your home, landscaping, and property features during every service.
What happens if I’m not happy with the service?
We offer a 7-day satisfaction guarantee on all services. If you’re not happy, just call us within a week and we’ll come back to make it right—no hassle, no fine print.
How long will the cleaning take?
Most exterior cleaning jobs are completed in just a few hours, depending on the scope. We provide an estimated timeframe with your quote and arrive on time to work efficiently without cutting corners.
Do you bring your own water?
Yes, we bring up to 250 gallons of water to every job site. We can also connect to your water supply if needed, and water use is always included in your quote.
How do you handle runoff and keep the property clean?
We use water management practices to control runoff and keep your property safe. For larger jobs, we have a water reclamation system; for residential work, we control runoff with rinsing, bagged gutters, and smart scheduling.
Our Service Areas
- Ocean City, MD
- Berlin, MD
- Salisbury, MD
- Greenville, DE
- Greenwood, DE
- Ellendale, DE
- Smyrna, DE
- Delmar, DE
- Seaford, DE
