New York's Premier Building Services Partner
One Company.
Every Service.
Maintenance, security, and restoration — fully integrated, expertly managed, built for New York's most demanding properties.
500+
Properties Managed Citywide
60M+
Square Feet Under Management
24/7
Service & Emergency Response
NMSDC
Certified Minority Business
About Our Services
Comprehensive.
Integrated.
Elite.
For over 30 years, Alliance has been the partner New York's most demanding properties trust most.
Alliance provides comprehensive building services for a broad range of New York businesses — facility maintenance, corporate security, commercial restoration, and the specialty services necessary to protect your brand image. We don't just service buildings. We become partners, empowering clients to focus on running their business while we handle everything else.
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Alliance Maintenance
Commercial
Cleaning &
Maintenance
Cleaning &
Maintenance
The most reliable maintenance company in New York. No building program is too small or too large. From commercial towers to sports stadiums, we deliver superior service built around your needs.
- Daily Janitorial & Porter Services
- Floor Care & Hard Surface Maintenance
- Stadium & Event Venue Cleaning
- Window & Facade Cleaning
- Pressure Washing & Exterior Services
- Green Cleaning Programs
Alliance Security
Corporate
Security &
Protection
Security &
Protection
Comprehensive, integrated security programs customized for your budget and requirements. Staffed by professionals with federal, state, city law enforcement, and military backgrounds.
- Commercial Building Security
- Lobby & Concierge Security
- Security Fusion Center Operations
- Special Events Security
- Retail Loss Prevention
- FLSD Fire Life Safety Directors
Alliance Restoration
Specialty
Restoration &
Preservation
Restoration &
Preservation
Preserving the integrity and condition of New York's most architecturally significant properties. Metalwork, stonework, and specialty surfaces — restored to make lasting impressions.
- Marble & Stone Restoration
- Metalwork & Facade Restoration
- Specialty Hard Surface Care
- High-End Interior Finishing
- Painting & Flooring Services
- Historic Property Preservation
Why Alliance
The Alliance
Difference.
What separates Alliance from every other building services company in New York.
01
Integrated Teams
One company. Three divisions. Maintenance, security, and restoration working under a single contract and account manager — seamless coordination, no silos.
02
Elite Standards
We serve Rockefeller Center, Hudson Yards, and New York's most iconic addresses. Our standards are set by the most demanding clients in the world.
03
Proven Systems
30 years of operational systems refined for New York's unique environment. We increase efficiency and decrease costs through proven, scalable solutions.
04
Client-First Promise
Our purpose is to empower you to focus on running your business. We handle everything else — on time, on budget, and to a standard that protects your brand.
Let's Work Together
Your Building.
Our Expertise.
Tell us what your property needs and we'll build a program around it.