With software solutions rooted firmly in building physics, we empower designers, engineers, building owners and operators to deliver more efficient, comfortable and sustainable buildings through design, retrofit and operation.
Introducing IESVE 2026
Takes both building performance and mechanical engineers from geometry to defensible results, faster, with less friction and greater confidence.
Leading integrated suite for accurate whole building performance simulation
Key Capabilities:
Next generation building decarbonisation and operational energy management
Key Capabilities:
Proven advanced simulation expertise for high performance design, retrofit, and operation
Key Capabilities:
Our customers are achieving significant, measurable improvements with IES technology. Explore real projects where energy costs drop, carbon emissions shrink, and performance improves.
Accelerate hyperscale data centre delivery and meet AI-driven demand with IES’s end‑to‑end data centre services. Our consultants can help you model cooling, power, and control strategies under real climate conditions to improve resilience, reduce energy, carbon and water use, and achieve industry-leading PUE targets of 1.2 or lower.
Modern HVAC design demands more than accurate peak load calculations. Our free interactive assessment benchmarks your workflow against today's requirements, giving you a personalised Maturity Score, practical recommendations, and a complimentary e-book on evaluating HVAC software.
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