
Our engineering provides unique, adaptable solutions for your project's growth. We optimize space, reduce costs, and stay committed until completion, ensuring your needs are met.
About Us
A&D Engineering history is replete with state-of-the-art services and innovative building systems design for a diversified and high profile portfolio of projects throughout state of New York, New Jersey, Florida.
1600+
Successful Projects
30+
Specialized Services
25+
Years of Experience

Mechanical Design
- Heating, Ventilating and Air Conditioning (HVAC)
- Central Heating and Cooling plants
- Advanced Technologies (Radiant Heating and Cooling, Under Floor Air Distribution, Displacement Ventilation)
- Geothermal Heat Exchange Systems
- Fuel Oil Storage and Distribution
- VRF Systems
- Energy Recovery Ventilation
- Smoke Control/Exhaust
-Building Automation Systems and Controls
-Life Cycle Cost Analysis
- Building Energy Code Analysis
- Passive House Design
- Equipment Selection, Ductwork and Piping Layout
- Schedules, Details and Specifications

Plumbing Design
- Domestic Water
- Drainage Waste and Vent
- Storm Drainage and Detention Systems
- Site Storm and Sanitary Sewer Design DEP Application
- Commercial Kitchen Systems
- Gas Distribution and Load Letters Prep.
- Industrial Waste Approval

Fire Protection
- Automatic & Manual Fire Sprinkler Systems
- Dry and Pre-Action Fire Sprinkler Systems
- Clean Agent Fire Suppression Systems
- Fire Standpipe Systems
- Fire Water Storage
- Hydraulic Calculations
- Fire Pumps Selection
- Temporary Dry Standpipe Design
- Foam Systems

Electrical & Telecommunication
- Service and Distribution
- Emergency/Standby Power Systems
- Equipment Selection Connections
- Lighting and Power Circuiting
- Lighting Design
- Lighting Controls
- Grounding/Lightning Protection
- Uninterruptible Power Supply (UPS)
- Auxiliary Radio Communication System (ARCS)
- Fire Alarm
- Life Safety Systems Testing and Evaluation
- Security Systems: Intercom, Surveillance Cameras, Intrusion Alarm
- AV/Tele Communication
- Renewable Energy Technologies
- Building Energy Code Analysis
- Short Circuit Coordination and Arc Flash Study
- Metering and sub-metering system design
- Electrical Load Calculations and Utility Letter Preparation

Due Diligence
- Building Systems Evaluation and Feasibility Studies
- Condition Surveys and Assessment
- Energy Performance Evaluation
- Design Peer Review
- Code Compliance Evaluation
- Load, Demand and Capacity Analysis
- Attorney General Report Preparation
- OER/Haz Mat Air reports preparation







Our Services
Heating, Ventilating and Air Conditioning (HVAC)
Central Heating and Cooling plants
Advanced Technologies (Radiant Heating and Cooling, Under Floor Air Distribution, Displacement Ventilation)
Geothermal Heat Exchange Systems
Fuel Oil Storage and Distribution
VRF Systems
Energy Recovery Ventilation
Smoke Control/Exhaust
Building Automation Systems and Controls
Life Cycle Cost Analysis
Building Energy Code Analysis
Passive House Design
Equipment Selection, Ductwork and Piping LayoutSchedules, Details and Specifications
Domestic Water
Drainage Waste and Vent
Storm Drainage and Detention Systems
Site Storm and Sanitary Sewer Design DEP Application
Commercial Kitchen SystemsGas Distribution and Load Letters Prep.
Industrial Waste ApprovalAutomatic & Manual Fire Sprinkler Systems
Dry and Pre-Action Fire Sprinkler Systems
Clean Agent Fire Suppression Systems
Fire Standpipe Systems
Fire Water StorageHydraulic Calculations
Fire Pumps Selection
Temporary Dry Standpipe Design
Foam SystemsAuxiliary Radio Communication System (ARCS)
Fire AlarmService and Distribution
Emergency/Standby Power Systems
Equipment Selection Connections
Lighting and Power Circuiting
Lighting Design
Lighting Controls
Grounding/Lightning Protection
Uninterruptible Power Supply (UPS)
Life Safety Systems Testing and Evaluation
Security Systems: Intercom, Surveillance Cameras, Intrusion Alarm.
AV/Tele Communication
Renewable Energy Technologies
Building Energy Code Analysis
Short Circuit Coordination and Arc Flash Study
Metering and submetering system design.Electrical Load Calculations and Utility Letter Preparation.
Building Systems Evaluation and Feasibility Studies
Condition Surveys and Assessment
Energy Performance Evaluation
Design Peer Review
Code Compliance Evaluation
Load, Demand and Capacity AnalysisAttorney General Report Preparation
OER/Haz Mat Air reports preparation.

Mechanical Design
- Heating, Ventilating and Air Conditioning (HVAC) - Central Heating and Cooling plants - Advanced Technologies (Radiant Heating and Cooling, Under Floor Air Distribution, Displacement Ventilation) - Geothermal Heat Exchange Systems - Fuel Oil Storage and Distribution - VRF Systems - Energy Recovery Ventilation - Smoke Control/Exhaust -Building Automation Systems and Controls -Life Cycle Cost Analysis - Building Energy Code Analysis - Passive House Design - Equipment Selection, Ductwork and Piping Layout - Schedules, Details and Specifications

Fire Protection
- Automatic & Manual Fire Sprinkler Systems - Dry and Pre-Action Fire Sprinkler Systems - Clean Agent Fire Suppression Systems - Fire Standpipe Systems - Fire Water Storage - Hydraulic Calculations - Fire Pumps Selection - Temporary Dry Standpipe Design - Foam Systems

Plumbing Design
- Domestic Water - Drainage Waste and Vent - Storm Drainage and Detention Systems - Site Storm and Sanitary Sewer Design DEP Application - Commercial Kitchen Systems - Gas Distribution and Load Letters Prep. - Industrial Waste Approval

Electrical & Telecommunication
- Service and Distribution - Emergency/Standby Power Systems - Equipment Selection Connections - Lighting and Power Circuiting - Lighting Design - Lighting Controls - Grounding/Lightning Protection - Uninterruptible Power Supply (UPS) - Auxiliary Radio Communication System (ARCS) - Fire Alarm - Life Safety Systems Testing and Evaluation - Security Systems: Intercom, Surveillance Cameras, Intrusion Alarm - AV/Tele Communication - Renewable Energy Technologies - Building Energy Code Analysis - Short Circuit Coordination and Arc Flash Study - Metering and sub-metering system design - Electrical Load Calculations and Utility Letter Preparation

Due Diligence
- Building Systems Evaluation and Feasibility Studies - Condition Surveys and Assessment - Energy Performance Evaluation - Design Peer Review - Code Compliance Evaluation - Load, Demand and Capacity Analysis - Attorney General Report Preparation - OER/Haz Mat Air reports preparation
1600+
Locations
Discover our extensive portfolio across – Brooklyn, Manhattan, Queens, Bronx, Staten Island, New Jersey & Florida.
Our Clients

Contact Us
For any inquiries, questions or commendations, please call: 1(718) 872 6122 or fill out the following form

Head Office
2606 East 15th Street Suite #204
Brooklyn, NY 11235


Phone
+1 (718) 872 6122
Employment
To apply for a job, please send a cover letter together with your C.V. to:
About Us
A&D Engineering history is replete with state-of-the-art services and innovative building systems design for a diversified and high profile portfolio of projects throughout state of New York, New Jersey, Florida.

Our engineering provides unique, adaptable solutions for your project's growth. We optimize space, reduce costs, and stay committed until completion, ensuring your needs are met.
25+
Years of Experience
1600+
Successful Projects
30+
Specialized Services