Washington, D.C. homes are often over 100 years old, with brick row houses, old basements, slate and flat roofs, and heavy summer storms. This page brings together Sifixit’s D.C. guides.
Sifixit is a free referral service for Washington homeowners. Pick the service you need below to read about local problems and get the number to call. Calling is free and you are never obliged to hire anyone.
Washington services
Foundation repair in Washington, DC
Row house basements, underpinning and leaks.
Mold removal in Washington, DC
Damp basements and humid summers.
Roofing in Washington, DC
Flat roofs, slate and historic district rules.
Biohazard cleanup in Washington, DC
Sewage backups and sensitive cleanups.
Solar in Washington, DC
Solar on row house roofs.
Painting in Washington, DC
Interior and exterior painting.
Gutter installation in Washington, DC
Gutter installation and repair.

What makes D.C. homes different
- Many row houses are more than 100 years old
- Historic districts have extra rules for exterior changes
- Summer thunderstorms can overload older combined sewers
- Basement lowering is popular, but needs underpinning and permits
- Home improvement contractors need a license from the Department of Licensing and Consumer Protection

Local guides for Washington
How Sifixit works
- Pick your service. Each page has the right number to call.
- Call for free. A call specialist or a local provider answers.
- Decide for yourself. Talk about the job, price and timing, and hire only if it suits you.

Quick answers: home services Washington
Who can I call for home services in Washington?
Sifixit connects Washington homeowners with independent local providers for mold removal, biohazard cleanup, roofing, foundation repair, painting, gutter installation and solar. Pick your service above and call the number on that page.
Does Sifixit have an office in Washington?
No. Sifixit is a referral service. Providers you speak to are independent local businesses that serve the Washington area.
Is calling free?
Yes. Calling and being connected costs you nothing, and you are never obliged to hire anyone.
Do contractors need a license in D.C.?
Home improvement contractors need a license from the Department of Licensing and Consumer Protection.
Which areas around Washington do you cover?
Sifixit connects callers across Washington and nearby cities. Availability depends on your ZIP code and the service you need.
How much do common home repairs cost in Washington, DC?
Prices in Washington depend on the type of repair, emergency timing, materials and local labor rates. Ask for a written estimate after an inspection, and compare two quotes when it is not an emergency. Our cost guide explains what drives the price.
How do I choose a reliable home services company in Washington?
Check that the company is insured and holds any license the District of Columbia requires for this work, get the scope and price in writing, and ask who will actually do the job. Be careful with anyone who wants full payment up front or pushes you to sign the same day, which is common after storms. Sifixit connects you with independent local providers, so always check their details before work starts.
How do I protect my home from heavy thunderstorms in Washington?
Washington sees strong thunderstorms and humid summers. Clean gutters, keep downspouts draining away from the house, check the roof before storm season, and know where your main water shut off is. Our emergency home services page lists who to call first.
What is the best way to find trusted home services in Washington?
Ask for proof of insurance, check any license your state requires, read recent local reviews and get the price in writing. Our services page lists the home services you can call about.

For more background, see the FTC’s advice on hiring a contractor and avoiding home improvement scams.
This site is a free service to assist homeowners in connecting with local service contractors. All contractors are independent and this site does not warrant or guarantee any work performed. It is the responsibility of the homeowner to verify that the hired contractor furnishes the necessary license and insurance required for the work being performed. All persons depicted in a photo or video are actors or models and not contractors listed on this site.
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