CNG Engineering, PLLC

HVAC systems, central heating and cooling plants, and indoor air quality optimization for public sector facilities.

• HVAC Systems

  Underfloor air distribution, chilled beam, and VRF systems tailored to facility performance goals.

• Central Heating & Cooling Plants

  High-efficiency central plant design for large-scale campus and institutional facilities.

• Indoor Air Quality Optimization

  Air quality strategies supporting healthier building environments.

Power distribution, lighting, emergency power, and fire alarm systems for institutional and public sector buildings.

• Power Distribution

  Site and building power distribution designed for efficiency and resilience.

• Lighting Design

  Interior and exterior lighting balancing function, aesthetics, and sustainability, including street illumination.

• Emergency & Uninterruptible Power Systems

  Critical power backup systems for facilities requiring continuous operation.

• Fire Alarm Design

  Advanced fire alarm systems designed for safety and code compliance.

• Low Voltage Systems

  Low voltage infrastructure supporting smart building and communication systems.

Domestic water, sanitary waste, medical piping, and fire protection systems for specialized and institutional facilities.

• Domestic Water & Sanitary Waste Systems

  Comprehensive plumbing systems for building water supply and waste management.

• Natural Gas & Medical Piping

  Natural gas distribution and medical gas piping for healthcare and specialized applications.

• Fire Protection Systems

  Fire suppression and protection system design to enhance building safety.

Feasibility studies, power quality analysis, load assessments, and life cycle cost studies to guide informed project decisions.

• Due Diligence & Feasibility Studies

  Pre-design assessments to evaluate site conditions and project viability.

• Power Quality & Device Coordination Analysis

  Electrical power quality studies and protective device coordination for reliable system performance.

• Building Load & Short Circuit Assessments

  Load calculations and short circuit analysis to support safe, code-compliant electrical design.

• Life Cycle Cost Analysis

  Long-term cost modeling to identify efficient and value-driven system solutions.

Green building design, energy modeling, and LEED certification support for high-performance public sector projects.

• Energy Modeling

  Simulation-based energy analysis and passive design strategies to optimize building performance.

• Green Building Certification

  LEED and green building code compliance support from design through construction.

• Energy & Water Audits

  Comprehensive audits identifying opportunities for energy and water conservation.

• Daylight Optimization & Lighting Assessments

  Daylight analysis and advanced lighting evaluations to enhance occupant comfort and reduce energy use.

Commissioning services across the full facility lifecycle, from new construction through ongoing performance monitoring.

• New Building Commissioning (Cx)

  Design and construction phase oversight, system verification, functional testing, and owner training for new facilities.

• Existing Building Commissioning (EBCx)

  Operational assessment, diagnostic testing, and system optimization for existing facilities.

• Retro-Commissioning (RCx)

  Performance troubleshooting, fault detection, and efficiency upgrades for underperforming systems.

• Monitoring-Based Commissioning (MBCx)

  Continuous real-time performance tracking and proactive issue identification for ongoing optimization.

• LEED & Sustainable Commissioning

  Energy modeling verification, indoor environmental quality assessments, and commissioning documentation for LEED certification.