Maryland-based commercial painting and drywall subcontractor trusted by GCs, developers, and government agencies across the Washington DC Metro region.
Full-scope commercial painting and drywall — from ground-up construction to occupied renovation.
Surface prep, priming, and finish coats applied to spec for longevity and code compliance.
Complete drywall from rough framing to Level 5 finishes including patch, rebuild, and fire-rated assemblies.
High-volume turnover programs keeping vacancy windows tight and quality consistent.
Precision interiors for commercial tenant spaces — clean finishes, zero disruption.
Rapid punch item resolution so your project crosses the finish line on time.
Aluminum storefront systems, commercial doors, and glazing in operational and government facilities.
Reliability, communication, and production discipline that protects your schedule and budget on every project.
Fast mobilization, scalable crews, and consistent output on the most compressed timelines.
Active hospitals, occupied apartment communities, and secured government facilities.
Inspection-ready surfaces the first time — protecting your project budget at closeout.
Supervisors in close coordination with your PM — proactive updates, rapid response.
Certified MBE supporting supplier diversity goals on funded projects
Better Business Bureau accredited — trusted and accountable
Fully licensed and insured for commercial work across MD and DC
Painting & Wall Covering · Drywall & Insulation Contractors
Everything a GC, developer, or procurement officer needs — services, project experience, certifications, and contact info in one page.
From occupied apartment communities to federal government facilities and active hospital environments — SQS has delivered across the most demanding projects in the DC Metro region.
Aluminum storefront, commercial doors, and glazing within an active, fully operational hospital campus. 4–5 person crew, rigorous coordination with facilities staff.
Storefront systems, commercial doors, and window assemblies at an operational military installation. Strict compliance and schedule coordination throughout.
Full-scope drywall repair, surface prep, and interior painting across multiple occupied residential units. 7-person crew, zero disruption to residents.
Interior epoxy painting for wash truck facilities in Columbia, MD. Durable industrial coatings applied to spec across high-use operational areas.
Whether you're managing a multifamily renovation, a government facility upgrade, or a commercial build-out — SQS is ready to mobilize. Reach out for a competitive bid.
(301) 778-8242
Washington DC & Maryland
"SQS is who project managers trust to finish strong when timelines compress and quality matters most."