BASED IN WAYNE, NEW JERSEYCall (646) 388-2033
GrayStoneA PROMETHIUM CONSULTING COMPANY

OUR SERVICES

Practical expertise.
Personal delivery.

Seven connected services. One considered approach to property, people and the spaces in between.

GrayStone / A PROMETHIUM CONSULTING COMPANY
Modern kitchen with white cabinetry, gas range, island seating, and large window overlooking lush green garden
01 / GrayStone

General contracting

Thoughtful improvements, carefully coordinated.

Support for residential and commercial improvements, interior updates and project coordination. We start with the scope, the space and how it needs to function.

Interior improvements · Project coordination · Occupied spaces

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Modern luxury office lobby with marble flooring, geometric wall panels, and contemporary furniture
02 / GrayStone

Concierge service

Practical help. A personal approach.

In-house assistance and tailored coordination for property owners and residents, including private, small-scale move-in support.

Resident assistance · In-house support · Small move-ins

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Luxury resort pool area with palm trees, lounge chairs, orange umbrellas, and clear blue water
03 / GrayStone

Residential & commercial amenities

Shared spaces deserve individual attention.

Support for the spaces people use beyond their front door, from floors and pool decks to basketball courts and barbecue areas.

Common areas · Outdoor spaces · Amenity coordination

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Modern black and white residential building with balconies and contemporary architecture
04 / GrayStone

Apartment services

Care for the details between everyday moments.

Administrative property support and hands-on coordination for apartments and occupied residences, with attention to access, timing and resident needs.

Property administration · Move-in coordination · Resident needs

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Elegant banquet table with white flowers, green foliage, candles, and place settings
05 / GrayStone

Event planning

A well-considered gathering starts here.

Planning and coordination for private and property-related gatherings, bringing together the setting, logistics and details around your occasion.

Private gatherings · On-site logistics · Event coordination

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Two professionals reviewing architectural floor plans at a table in an office
06 / GrayStone

Owner consultation

A clearer plan for your property.

A practical conversation about your priorities, property needs and next steps. We help bring structure to the work before it begins.

Needs assessment · Scope planning · Service coordination

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Seven professionals in black blazers with badges stand in a line outside a modern glass building
07 / GrayStone

Physical security

A considered presence. A safer environment.

Physical security services for residential and commercial properties, workplaces and private events. We begin with your location, access needs and priorities to define the right scope of support.

Property security · On-site support · Event security

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Every engagement starts with a conversation. Scope, scheduling and service availability are confirmed for your specific property or project.

A better place to begin

Your property.
Our personal attention.

Call (646) 388-2033