DIVERSIFIED ENGINEERING CONSULTANTS
Quick Service, Without CompromiseAt DEC, we understand that time is valuable. That’s why we’ve streamlined our processes to deliver fast, reliable service without cutting corners.
Get the job done quickly, efficiently, and professionally—because your time matters.
MEP Load calcs and load letter
MEP Comcheck
TITLE 24 Compliance
Photometric Analysis
Manual D, J & S
Energy Modeling
Landscape Lighting
Fire Safety Plans
Site Connection Application(SD 1&2)
Back Flow Preventer (BFP/RPZA) Application
Hydraulic Calculation
Industrial Waste Application
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Check out our most in-demand services

Franchise Solutions
- Food & Restaurants Design
- Healthcare Design
- Retail Store Design
- Gas Station Design
- Car wash Design
- Finance Service
- Fitness(Gym) Design

Quick Services
- Load calcs and load letter
- MEP Comcheck/ TITLE 24
- Photometric Analysis
- Heat load Calculations
- Manual D, J & S
- Hydraulic Calculations
- Site Connection(RPZ)
- Backflow(BFP)
- Industrial Waste

MEP-FP Engineering
- Mechanical Engineering Design
- Electrical Engineering Design
- Plumbing Engineering Design
- Fire Protection System Design
- Fire Alarm System Design
- ARC System Design
- EV Charging Station Design
- Energy Modeling