Johnson Levinson Ragan Davila Inc

Comprehensive engineering of integrated building systems, ensuring high performance, efficiency, and reliability across core mechanical, electrical, and plumbing disciplines.

• Mechanical Engineering

  Custom design of systems to optimize indoor air quality, thermal comfort, and thermal-utility operations for demanding facility environments.

  • HVAC Systems
  • Central Energy Plants
  • Chilled Water Systems
  • Boiler Systems
  • Compressors
  • Smoke Control Systems
  • Automation and Controls
  • BIM Modeling
  • Independent Peer Review
• Electrical Engineering

  Comprehensive electrical systems engineering, focusing on power distribution, safety, building systems integration, and reliable infrastructure design.

  • Power Supply Integration
  • Power Distribution
  • Medium Voltage Infrastructure
  • Low Voltage Systems
  • Emergency Generators
  • Uninterruptible Power Systems
  • Interior and Exterior Lighting
  • Fire Alarm Systems
  • Security Systems
  • IT and Telecom Systems
  • Lightning Protection
  • Electrical BIM Modeling
  • Electrical Peer Review
• Plumbing Engineering

  Design of efficient fluid distribution and waste systems tailored to commercial, industrial, laboratory, and residential requirements.

  • Potable Water Distribution
  • Wastewater Collection
  • Water Reuse Systems
  • Stormwater Systems
  • Specialized Gas Distribution
  • High Pressure Systems
  • Laboratory Waste Collection
  • Kitchen Waste Collection
  • Vent and Hood Systems
  • Natural and LP Gas Systems
  • Bottled Gas Systems
  • Plumbing BIM Modeling

Comprehensive fire suppression and analysis services protecting lives, equipment, and mission-critical assets from hazards.

• Wet Pipe Sprinkler Systems
• Dry Pipe Sprinkler Systems
• Deluge Systems
• Fixed Spray for High Hazards
• Mission Critical Dry Agent Systems
• Hanger Foam Systems
• Rack Storage Systems
• Water Supply Analysis
• Hydraulic Calculations
• Fire Protection BIM Modeling
• Fire Protection Peer Review

On-site representation, observation, and project coordination to verify compliance with architectural and engineering designs.

• Onsite Project Advocacy
• Safety Observation
• Quality Verification
• Design Compliance Monitoring
• RFI Coordination
• Communication Facilitation
• Invoice Verification
• Progress Reporting
• Project Documentation

Rigorous testing and verification of building systems to ensure performance aligns with design intent and operational requirements.

• Commissioning Planning
• Design Document Review
• Functional Performance Testing
• System Balancing
• Operational Troubleshooting
• Warranty Claim Assistance
• Performance Documentation
• Performance Improvement Studies
• Operator Training
• System Turnover