Decks & Outdoor Living
Composite and wood decks, pergolas, patios and outdoor rooms built for Virginia seasons.
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Residential & Commercial Contracting · Northern Virginia
Building Northern Virginia, from homes to headquarters.
Decks, additions and remodeling for homeowners. Tenant fit-outs, office and warehouse interiors and data-center support spaces for businesses. One family-owned team, start to finish.
Free EstimatesWritten & itemized
Family-OwnedLocal to Haymarket
Residential & CommercialHomes to offices
One Point of ContactOwner on every job
What We Do
Our Services
One contractor for homes and commercial spaces, from first sketch to final walkthrough.
For Homeowners
All Residential Services →Additions & Remodeling
Room additions, basement finishing, kitchens and whole-home remodels.
Learn More →New-Homeowner Packages
Window treatments, closets, trim, storage and decks bundled into one plan for your new home.
Learn More →Window Treatments
Custom blinds, shades, shutters and motorization through our sister company, BlindsElite.
Learn More →For Businesses & Agencies
All Commercial Services →Tenant Fit-Out
Build-outs for offices, retail, medical and flex space, from demo to closeout.
Learn More →Office & Warehouse Interiors
Office build-outs inside warehouses, break rooms, restrooms and facility upgrades.
Learn More →Data-Center Support Spaces
Offices, break rooms, security areas and ancillary buildings on data-center campuses.
Learn More →Finish Carpentry & Doors
Trim, millwork, interior doors, hardware, built-ins and specialty interior work.
Learn More →
About Sonti Constructions
A family name you can build on
Sonti Constructions is a family-owned contractor based in Haymarket, Virginia. We started with a simple idea: one team you can trust for everything from a backyard deck to a commercial office build-out.
You work directly with the owner, get a clear written quote, and see the job through to a final walkthrough you're happy with.
- Free on-site consultations
- Itemized written quotes
- Clean, respectful job sites
- Regular progress updates
Commercial & Government
Built for businesses and public agencies
Tenant fit-outs, office and warehouse interiors, and data-center support spaces for businesses and public agencies, completed around your operations with the documentation you require.
Tenant fit-outs & build-outs
Office & warehouse interiors
Framing, drywall & finishes
Data-center support spaces
Facility repairs & upgrades
Submittals & closeout documents
Company Data
- Legal Name
- Sonti Constructions LLC
- Location
- Haymarket, Virginia
- UEI
- [UEI]
- CAGE
- [CAGE CODE]
- NAICS
- [NAICS CODES]
Contracting officers and facility managers: request our capability statement, references and certificate of insurance.
Request Capability StatementView Commercial Services
Why Choose Sonti
The difference is in how we work
01
Owner on Every Job
You deal with the owner directly, from the first call through the final walkthrough, with no hand-offs.
02
Clear, Honest Pricing
Itemized quotes with no surprises. Any change to scope is agreed in writing before work continues.
03
Local Knowledge
We live and work in Northern Virginia and know the neighborhoods, HOAs and permitting offices.
How It Works
Simple, start to finish
STEP 01
Consultation
We visit, listen to your goals and take measurements, at no cost.
STEP 02
Design & Quote
A written, itemized proposal with scope, materials and timeline.
STEP 03
Build
One point of contact manages the crew, schedule and updates.
STEP 04
Walkthrough
We review every detail together before closing out.
Ready to start your project?
Free on-site estimates across Prince William, Loudoun & Fairfax.
Service Area
Proudly Serving Northern Virginia
Prince William County
Haymarket, Gainesville, Bristow, Manassas, Woodbridge, Dumfries
Loudoun County
Ashburn, Leesburg, Aldie, Brambleton, South Riding, Sterling
Fairfax County
Chantilly, Centreville, Fairfax, Reston, Herndon, McLean
Contact Us
Get your free estimate
Tell us about your project and we'll get back to you within one business day to schedule a visit.
Haymarket, VA