Professional Cleaning for NYC Commercial Buildings
Comprehensive janitorial and maintenance cleaning for commercial buildings, office towers, and multi-tenant properties across NYC. Reliable 5-day service with a dedicated account manager.
- ✓ 5-Day/Week Service
- ✓ Common Area Maintenance
- ✓ Dedicated Account Manager
- ✓ Net-30 Billing
- ✓ $2M+ Insured
Request a Free Building Cleaning Quote
Response within 2 business hours. No obligation.
Full-Building Cleaning & Maintenance
From lobbies to rooftop stairwells — we maintain every common area of your building to the highest standard, every day.
Lobby & Common Areas
- Lobby floor sweeping & mopping
- Reception & mailroom area
- Elevator interior & button panels
- Entrance door & glass cleaning
- Seating area disinfection
- Trash removal & recycling
Hallways & Stairwells
- All floor hallway sweeping & mopping
- Stairwell sweeping & mopping
- Handrail disinfection
- Door handle & touch-point cleaning
- Emergency exit area maintenance
- Trash removal from all floors
Common Restrooms
- Full restroom disinfection daily
- Toilet, sink & mirror cleaning
- Soap, paper & towel restocking
- Floor scrubbing & mopping
- Odor control treatment
- Touch-point disinfection protocol
Building Maintenance Support
- Parking garage entrance cleaning
- Loading dock area maintenance
- Basement & utility area cleaning
- Roof access stairwell cleaning
- Exterior entrance maintenance
- Seasonal deep cleaning available
Why Property Managers Choose DLL
Building managers and property owners across NYC trust DLL for consistent, reliable building maintenance cleaning.
Dedicated Account Manager
One point of contact for all your buildings. Schedule changes, special requests, and quality issues resolved same day.
Consistent 5-Day Service
Monday through Friday, the same trained team maintains your building. No missed days, no excuses.
Multi-Building Contracts
We manage cleaning for property management companies with multiple buildings — one contract, one invoice, one team.
No Long-Term Contracts
Month-to-month service. We earn your business every month. Cancel with 30 days notice, no penalties.
Net-30 Invoice Billing
Monthly invoicing with Net-30 payment terms. Compatible with property management accounting systems.
$2M+ Liability Insurance
Fully insured with COI available. We can name your building ownership entity as additional insured.
What Property Managers Say About Us
“We manage 8 commercial buildings in Manhattan and DLL handles 5 of them. Their account manager is responsive, the teams are consistent, and the quality never drops.”
“Our tenants constantly compliment the cleanliness of the common areas. DLL has maintained our 12-floor office building for 2 years without a single complaint from tenants.”
“The Net-30 billing and dedicated account manager made switching to DLL very easy. They understand property management needs in a way most cleaning companies don’t.”
Frequently Asked Questions
Do you service multi-tenant office buildings?
Yes. We specialize in multi-tenant commercial buildings — cleaning common areas, lobbies, hallways, stairwells, and shared restrooms on a daily basis.
Can you manage cleaning for multiple buildings?
Yes. We work with property management companies managing multiple buildings. One contract, one account manager, one monthly invoice.
Do you offer after-hours building cleaning?
Yes. We offer evening and early morning cleaning to minimize disruption to building tenants and visitors during business hours.
What size buildings do you service?
We service buildings of all sizes — from 5-story walk-ups to 30+ floor office towers. We’ll assess your building and provide a custom quote based on square footage and scope.
Do you provide a certificate of insurance?
Yes. We carry $2M+ in general liability insurance and can name your building ownership entity as additional insured on our COI — required by most commercial building landlords.
Ready for a Better-Maintained Building?
Join NYC property managers who trust DLL for consistent, professional building cleaning. Get a free quote — response within 2 hours.
Other industries: Corporate Offices · Law Firms · Medical Offices · Retail