Casillas Contracting

+(302) 983-9796

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16 Simpson pl Middletown

DE 19709


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Have you got a leaking roof? Do you have any missing or damaged shingles? Is there a problem with drainage? Before we start restoring your roof and giving you peace of mind, our friendly and trained roofing specialists will assess the damage and walk you through the root causes, recommended solutions with detailed pricing.


Casillas Contracting skilled roofers will listen to your desired design and preferred budget so that we can create your own iconic roof that will keep your home safe and beautiful for years to come. We leave every roof installation with complete trust in our work since we plan for a successful roof replacement and guarantee all roofs.


Our service includes gutter cleaning, gutter tune-ups, re-pitching the gutters, hidden gutter hanger installation, leaf-relief gutter guard installation, and full gutter replacement. Our gutter experts can detect poor installation, pitches, and a variety of other issues that are sometimes overlooked.

What We Offer

Discover the difference in roofing.

Residential Roofing

Residential Roofing

Whatever the problem is, our skilled team will resolve it. We'll help you restore your home to its original condition, whether it's a few loose shingles or a large piece of damage, and anything in between. We'll make sure your roof is safe, secure, and ready for the upcoming storms!

Commerical Roofing

Commerical Roofing

Casillas’s Commercial Roofing excels in all sorts of roofing installation. This includes the more challenging and complex requirements for commercial enterprises. There are no restrictions on space or height. We are experts with years of experience in any type of commercial roofing system.



If your gutters are clogged, take action right away to safeguard your house and company. Our services include Gutter Cleaning, Gutter Repairs, Gutter Installation, Gutter Maintenance, Downspout Cleaning Service, Roof Cleaning, and Drain Cleaning



At Casillas Contracting, is a specialist in siding repairs and replacements, specializing in vinyl and cement board siding. Our skilled siding contractors can repair wood siding, aluminum siding, vinyl siding, or cement board siding, as well as install energy-efficient material.

Interior Paint

Interior Paint

We offer skilled interior painting services to enhance the look of your home, from the living room to the bedroom and everything in between. To provide you with a beautiful, affordable, and long-lasting paint job. Our team focuses on attention to detail and professional indoor painting techniques.

Exterior Paint

Exterior Paint

It is Important to maintain your Exterior Surfaces by repainting them every 5 to 15 years with high-quality products. At Casillas Contracting we offer the most dependable primers, paints, stains, and finishes in the market, so you can have complete trust in our suitability.

Having a method to make a strong roof

Roof damage does not always necessitate a complete replacement. Roofs are tough, and it takes a lot to completely destabilize one beyond repair. If this is the case, all you need is a reputable firm to come out and make some repairs so your roof may be restored to its original condition.

Why Choose Us

We are the perfect solution to all your roofing problems

Regardless of the scale or scope of the project you leave to us, our primary goal is to collaborate with you and do everything it takes to help you realize your vision for your house. You can stay ahead of any problem by maintaining your roof properly and using the services of a reputable roof repair business like Casillas Contracting.

Trusted Company

Casillas Contracting is a fully insured, bonded, and licensed company. you can trust that you and your home improvement project are in good hands.


We have more than 20 years’ of experience in commercial and residential indoor and outdoor improvements. Every year, Casillas Contracting completes hundreds of jobs.

Certified Workers

Our company specializes in a wide range of shingle roofing and flat roofing services, as well as roof leak detection and repair. Our team has provided honest, sound advice for your project demands and budget to hundreds of customers.

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