Roofing, Siding, Windows & Gutters Contractor in Maryland, DC, VA, WV, & PA — Since 1972

Founded in Maryland in 1972, we are a family-owned company dedicated to honesty, high-quality work and the integrity required to do the job right the first time.

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Your Roofing, Siding, and Windows Professionals

We’re American Custom Contractors, a family-owned residential and commercial exterior contractor founded in 1972, licensed in Maryland, DC, Virginia, West Virginia, and Pennsylvania. We’re rated A+ by the Better Business Bureau (accredited since 1999), 4.9 out of 5 on Google, and 4.8 out of 5 across 500+ independently verified GuildQuality reviews. We’re also Owens Corning Platinum Preferred and James Hardie Alliance Select.

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American Custom Contractors over five decades of excellence in roofing, siding, windows, and gutter replacement and repair project are highlighted in the collage of 4 images. First image is of a slate replacement, another for a new Owens Corning asphalt roof shingle replacement, another of James Hardie siding replacement, and the last is a standing seam metal roof replacement project. Several of these project had custom aluminum gutters installed and meet roof certification standards. All 4 are photos from the outside of residential homes. Two are bird's eye view.
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We are honored to be recognized for exceptional customer satisfaction and professionalism. View our Diamond Certified Company Report at:

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Diamond Certified Contractors You Can Trust in Rockville, Maryland and the surrounding DMV area.

At American Custom Contractors, we proudly hold the prestigious Diamond Certified® award, earned on June 2, 2026. The Diamond Certified award is presented only to contractors and other local service companies that rate “Highest in Quality and Helpful Expertise” in a detailed customer satisfaction study of over 100 of our customers from the last four years. Each qualifying company must also pass a license, insurance, complaint status, legal, and credit rating check. To maintain Diamond Certification, American Ratings Corporation conducts ongoing customer satisfaction surveys and verifies our credentials on a regular basis. 

The Proof, Not Just the Promise

Accredited since 1999, verified by the BBB. This longstanding accreditation reflects our consistent commitment to ethical business practices and reliable customer service.

Guildmaster Award American Custom Contractors

4.8/5, 500+ Verified Reviews: Every review comes from an independent, third party survey – good or bad, nothing’s filtered.

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Rated “Highest in Quality and Helpful Expertise” in a random, independent survey of over 100 of our customers from the last four years.

Recognized as a Brava Roof Tile Preferred Contractor, backed by specialized installation training and manufacturer-endorsed expertise.

This is a logo for an Owen Corning contractor program. The text and an image of the pink panther on the right with a proud look on his face. To the left the text reads Right Roof Right Roofer in black and pink. nestled under the text are the original Owens Corning red & white box logo and next to that is the silver box logo that reads Platinum Preferred Contractor Roofing. Seeing this logo ensures that you are selecting the best roofing contractor in your area.

Awarded to roofing contractors who meet Owens Corning’s highest standards for training, workmanship, and customer service

This James Hardie white and green logo is a shield shape with white background withe the text James Hardie Alliance Contractor in black lettering. There is also a green banner ribbon across the middle with the text SELET. The logo is used on American Custom Contractors website because they are a James Hardie Alliance Select Contractors which is part of their preferred installer program.

One of a limited number of siding contractors trusted by James Hardie for specialized product expertise.

Our Contracting Services

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This beautiful light brick 2 story home located in Potomac Maryland just got a fantastic new roof installed by American Custom Contractors. The homeowner choose BRAVA cedar shake composite roof system. This product in the color Aspen is made with 100% recycles plastic and is 100% recyclable. The beautiful variations of brown in the tile complements the light brick and stone colors of homes facade. The addition of the gleaming copper roofs over the windows and doors is a stand out feature.

Roofing

Calls for residential or commercial roof replacement, repair and maintenance or new roof installations. We are certified to install premium roofing materials and offer upgraded warranties.

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new siding

Siding

Whether you want innovative fiber cement siding or traditional vinyl, we’ll transform your home and boost its curb appeal with expert installation and repairs of siding, soffits and fascia
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Picture of 3 windows on a home trimmed in a beautifull mossy green. The photo was teaken on a brigh day and you can see the reflection of bare tree branches in the glass. This image is used as a feature photo on the American Custom Contractors window & door replacement webpage.

Windows

Increase your home’s energy efficiency (and lower heating and cooling bills) with replacement windows that are durable and stylish.

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Drone picture of a large red brick home. The angle of the photo is on the 2nd-floor corner. This showcases the gleaming custom copper gutter system. The home also features a natural slate tile roof with copper snow guards around the edge.

Gutters

Having us replace, repair or clean your gutter system will help keep your home watertight and your exterior attractive. Ask us about the gutter materials, colors and styles available!
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Contact Us for a Free Estimate

We are fully licensed, bonded and insured. Estimates and inspections are free. We bring our services to residential and commercial customers.

(301) 417-1000
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Check out our special offers!

Military, First responders, educators, teachers, senior discounts

redeem offer EXPIRES 03/31/2026

Free
quote / inspections

(we always offer free inspections) redeem offer EXPIRES 03/31/2026

$1000 Off

New Roof Replacements redeem offer EXPIRES 03/31/2026
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Proudly Serving

Graphic style map in various shades of blue that depicts MD, VA, WV, PA, and Washington, DC. This American Custom Contractors' geographic service areas. Serving Maryland for over five decades of excellence in roofing, windows, siding, and gutters. Thank you for your interest.

Roofing, Siding, Gutters, & Windows in the DMV Area

American Custom Contractors is a family-owned roofing, siding, windows, and gutters contractor founded in 1972 in Rockville, Maryland, proudly serving Maryland, Washington DC, Virginia, West Virginia, and Pennsylvania. A trusted exterior contractor, handling every aspect of your home and commercial building’s exterior.

We’re the local team that gets it done right the first time, every time. Ready to get started? Call us or fill out the online form to schedule your free inspection or estimate today.

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Contact Us for a Free Estimate

We are fully licensed, bonded and insured. Estimates and inspections are free. We bring our services to residential and commercial customers.

(301) 417-1000
Contact Us