HVAC Engineering Beyond Expectations
Jason Alphonso, PE, PMP
Principal / Owner
At Z Engineering Services LLC, our mission goes beyond delivering engineering solutions – we are driven by a passion for exceeding client expectations. We combine technical expertise, innovative thinking, and a deep understanding of HVAC&R systems to deliver designs that not only meet project requirements but set new standards for performance, efficiency, and sustainability.
From conceptual design to project commissioning, we work closely with our clients to understand their unique needs and transform their challenges into opportunities for excellence. Our team of experienced engineers is committed to delivering results that consistently surpass expectations, ensuring every project is a testament to quality, reliability, and engineering innovation.
HVAC Engineering, Design and Consulting Services
Mechanical Design
- Heating, Ventilation, & Air Conditioning Systems
- Central Energy Plants
- Energy Management Systems
- Life Cycle Cost Analysis
- Thermal Energy Storage
- Direct Digital Controls
- Humidity Control
- Primary Mechanical Systems
- Exhaust Systems
- Filtration Systems
- Heat Recovery Systems
- System Modeling
- Building Automation/Controls
Electrical Design
- Power
- Lighting
- Lightning Protection
- Site Lighting
- Power Generation
- Power Distribution
- Uninterruptible Power Systems
- Emergency Power
- Distribution
- Emergency Generators
- Fire Alarm/Detection
- Life Safety Systems
- Sub-metering
Plumbing Design
- Corrosive Drain, Waste & Vent, Grease, & Sanitary Drain Systems
- Compressed Air Systems
- Domestic Water
- Booster Pump Systems
- Storm Drainage Systems
- Fuel-Gas Piping Systems
- Medical Gas Systems
- Water Purification/Conditioning
- Solar Heating
- Storm Water Recovery
- Grey Water Systems
- Code Compliance
Fire Protection Design
- Code Analysis & Research
- Electric & Diesel Fire Pump
- Early Suppression Fast Response Systems
- Hydrant Flow Testing
- Hydraulic Calculations
- Special Hazard Design
- Sprinkler System Design
- Storage System Design
- Water Supply Analysis
Energy Analysis and Studies
- ASHRAE Level 1, 2, & 3 Energy Audits
- Energy Rebates
- Indoor Air Quality
- Energy Conservation Measures (ECM) Energy Audits
- Lighting Photometrics
- HVAC Load / System Sizing Calculations
- Power Density Analysis
- Code Compliance Documentation and Review
- Facility Condition Assessment
- Electrical Coordination Studies
- Short Circuit Analysis
- Voltage Drop Analysis
- Feasibility Studies
Lighting Deisgn
- Conceptual Narrative
- Design Sketches
- 3-D Visualization
- Design Charrettes
- Photometrics
- Luminaire Layouts & Specifications
- Control System Design
- Budgeting & Cost Tracking
- Energy Analysis
- Power Density Analysis
- Daylighting & Daylight Harvesting Design
- Load Shedding Design
Sustainability
- Energy Modeling
- Energy/Utility Analysis and Energy Conservation Measures
- Thermal Energy Storage (Ice)
- LEED
- Green Globes
- Energy Star
- Energy Rebate Coordination
- Code Compliance Documentation
- Water Efficiency Analysis and Water Re-use System Designs
- Geothermal Cooling and Solar Energy
- Load Shedding Design
- Daylight Harvesting and Light Pollution Reduction
- Power Density Analysis
Commissioning (Cx)
- Fundamental and Enhanced Commissioning
- Retro-Commissioning
- Re-Commissioning
- Systems Commissioning
- Design Review for Commissioning
- Indoor Air Quality
- System Operations Validation
- Energy Management
- Energy Rebate Commissioning
- LEED Commissioning
- Green Globes Commissioning
- Energy Star Verification
Porject Management
- Contract Documentation
- Contract Negotiations
- Bidding Support
- Construction Administration
- Material & System Evaluations
- Bid Validation & Acceptance
- Scheduling & Construction Progress Control
- Cost Control Contractor Selection
Industries
Commercial Buildings
Industry
Government Agencies
Educational Institutions
Why Choose Us?
ZES was founded by a multifaceted mechanical engineer licensed as a Professional Engineer in the state of Florida, bringing over 20 years of diverse experience in the HVAC&R and energy sectors. Our founder’s background spans engineering consulting, MEP (mechanical, electrical, and plumbing) design, mechanical contracting, operations and maintenance (O&M), energy conservation, sustainability, engineering research, and education.
At ZES, we are committed to delivering high-quality, innovative, and cost-effective solutions tailored to each client’s unique needs. We leverage deep industry expertise, a strong professional network, and a reputation for excellence to provide a comprehensive and integrated service offering that sets us apart in the market.
Our firm is built on the foundation of long-standing industry relationships—with a focus on strengthening those connections and cultivating new ones. We believe that strong partnerships are key to mutual success, and we are dedicated to helping both our clients and our company thrive through collaboration, trust, and shared growth.
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