Commercial & Institutional General Contractor
A&D GC Group is a licensed, fully insured New York City general contractor. We frame, repair structure, pour concrete, excavate for other trades and restore occupied buildings, and we build new houses from the ground up. We pull the permits, protect the site and leave every surface restored.
Speak with the owner, Altin Gashi: 917-690-1449
NYC DOB Registration
No. 627898
Licensed & Insured
NYC GC with construction, demolition and concrete endorsements.
Permits Handled
We file and pull DOB permits when the job requires them.
One Contractor
Excavation, concrete, framing and finishes from one crew.
Occupied Buildings
Safe, clean sites around students, tenants and staff.
What we do
From the ground up and from the roof down, our crews cover the work that keeps commercial, institutional and residential buildings in service, done to code and to a high standard.
Who we serve
Our core trade. Metal stud and wood framing for new developments, office build-outs and commercial renovations, built to plan and ready for the other trades.
Steel beams, metal platforms and framing extensions installed to approved DOB plans, plus concrete beam and slab restoration, shoring and fireproofing.
Slab saw-cutting, breakout and new pours, floor restoration, sidewalks, curbs, trench drains and finished flatwork.
Hand and machine excavation, trenches and tunnels under existing buildings so plumbers and electricians can reach their lines. Then full backfill and surface restoration.
Full roof rebuilds, shingle and flat roofs, flashing, leak repairs, skylight and HVAC sealing, gutter cleaning and Henry heavy-duty waterproofing.
Brick and block work, foundation wall repairs, parapets, facade cleaning, sealing and waterproofing.
Sheetrock, taping and spackle, drop ceilings, painting, tile, doors and hardware, and restoring rooms after water or flood damage.
Drain and waste lines, cast iron, pump pits and cleanouts, plus fast-turnaround repairs and equipment support for institutional and commercial buildings.
Residential construction
New homes built from the ground up by the same licensed crew: excavation and concrete, framing, roofing and interior finishes, under one contract with one point of contact.
One crew covers excavation, concrete, framing and finishes, so you don't have to juggle subcontractors. Send us plans or photos and we'll walk the site.
Project portfolio
A selection from our 50+ completed projects: excavation under occupied buildings, structural repairs and full restorations. Not every job was photographed, and more case studies are added as work closes out.
Project record · 2026
22 are documented here with before, in-progress and complete photos, so you can see how we work in occupied buildings.
For plumbers & electricians
11 projects
Tunnels, trenches and pits dug by hand and machine under occupied buildings, so other trades can reach their lines. Then backfill and full surface restoration.
Roofs, beams, facades, interiors
10 projects
Roofs, beams, facades and interiors brought back into service: shoring and steel, waterproofing, framing, finishes and repairs in occupied buildings.
Water-damaged rooms rebuilt
1 project
Flood-damaged ceilings, walls and floors torn out down to clean structure, then rebuilt so offices and storage rooms go back into use.
How we work
One contractor, one point of contact, and a process built for buildings that stay occupied while we work.
We inspect the conditions, take photos and confirm exactly what the job needs.
A written scope of work with clear pricing covering materials, equipment and labor.
We file the permits, schedule the work and coordinate with building staff and other trades.
Barricades, protection and clean work areas, so occupied buildings keep running.
We restore every surface, clean up completely and send photos of the finished work.
About A&D GC Group
A&D GC Group LLC is a licensed New York City general contractor, fully insured, with construction, demolition and concrete endorsements. We work mostly in commercial and institutional buildings, from new development framing to structural repairs, excavation for other trades and restoration in occupied buildings.
Our crews handle the work from start to finish: we pull the permits, coordinate with plumbers, electricians and building staff, protect the site, and leave every area clean and restored.
Altin Gashi
Owner · Your direct point of contact
Verified credentials
Contact
Send plans, photos or a short description of the job. We'll schedule a site visit and follow up with a written scope and clear pricing.
Altin will follow up to schedule a site visit. If it's urgent, call 917-690-1449.