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Building Energy Simulations (eQuest®, IES, HAP)

Education & Empowerment

Sustainable Design & EngineeringTurning design concepts
into measurable performance outcomes. 

At PuzzeGreen, we use advanced Building Energy Simulation tools such as eQuest®, IES-VE®, and HAP® to model, analyze, and optimize building performance across diverse climatic zones and typologies. Our simulations go beyond compliance — they drive efficiency, comfort, and sustainability right from the design stage.

Through detailed modelling of envelope characteristics, HVAC systems, lighting, occupancy, and operational schedules, we evaluate a building’s complete energy profile. This helps clients visualize annual consumption patterns, identify inefficiencies, and achieve substantial savings in both energy and operational costs.

Our data-driven approach bridges architects, engineers, and sustainability consultants — ensuring every design decision is backed by performance insight and environmental responsibility.

Key Focus Areas:

  • Whole-building energy performance simulation

  • HVAC load analysis and system optimization

  • Renewable energy integration and feasibility

  • Climate-based energy benchmarking

  • Comparative studies for design alternatives and retrofits