# Grüntek Energy Solutions > Dubai-based energy engineering company. Grüntek rectifies low chilled-water Delta-T in district-cooled buildings, optimises HVAC and chilled-water systems, carries out ASHRAE energy audits, retrofits HVAC equipment, integrates Niagara building management systems (BMS), and provides smart metering, BTU metering, billing and Metering as a Service across the UAE. Grüntek supplies Danfoss products (PICVs, control valves, actuators, BTU meters, heat exchangers) and Rosenberg EC fans and air curtains. - Location: Office 1905-45, 19th Floor, DAMAC Executive Heights, Barsha Heights, Dubai, United Arab Emirates - Email: cs@gruntekenergy.com - Service area: Dubai and the United Arab Emirates - Languages: English, Arabic - LinkedIn: https://www.linkedin.com/company/100824708 ## Featured solution: chilled-water Delta-T rectification - [Delta-T rectification](https://www.gruntekenergy.com/solutions/delta-t-rectification): structured, risk-managed rectification of low ΔT ("low delta-T syndrome") in district-cooled buildings. Roadmap: measure, diagnose, prove, optimise, verify. - LITE: short-term, low-risk proof of concept (operational and hydronic improvements) that demonstrates measurable ΔT uplift before scaling. - GOLD: full performance optimisation programme (hydronic engineering, system balancing, advanced control strategies, dedicated optimisation platform) for sustained ΔT improvement. - PLATINUM: performance optimisation plus embedded comfort intelligence for critical and sensitive areas. ## Services - [Delta-T rectification](https://www.gruntekenergy.com/solutions/delta-t-rectification): Fix low chilled-water ΔT in district-cooled buildings. We prove the uplift with a low-risk LITE plan, then scale with GOLD or PLATINUM. - [Energy optimisation](https://www.gruntekenergy.com/solutions/energy-optimisation): Find opportunities in cooling systems, controls and day-to-day building operation. - [Retrofit & installation](https://www.gruntekenergy.com/solutions/retrofit-installation): Upgrade HVAC equipment, pumps and controls to meet your building’s needs. - [PICVs & hydronic balancing](https://www.gruntekenergy.com/solutions/picv-hydronic-balancing): Hold every AHU and FCU at its required flow, at full and part load, with reduced pumping. - [Building automation](https://www.gruntekenergy.com/solutions/building-automation): Connect HVAC, lighting, meters and alarms through building management software. - [Smart metering](https://www.gruntekenergy.com/solutions/smart-metering): Make consumption visible with metering, billing and collection solutions. - [Metering as a Service](https://www.gruntekenergy.com/solutions/metering-as-a-service): A service-led approach to your metering and energy management needs. - [Service & maintenance](https://www.gruntekenergy.com/solutions/service-maintenance): Annual maintenance contracts (AMCs) for chillers, condensing units, HVAC plant, PICVs, BMS and meters, with planned visits and one accountable team. - [Energy assessment tool](https://www.gruntekenergy.com/audit): preliminary building energy assessment using the ASHRAE Level 1 workflow (engineer review required). ## Products - [Niagara BMS](https://www.gruntekenergy.com/products/niagara): Connect your building systems in one place. - [Energy monitoring software](https://www.gruntekenergy.com/products/ecotrack): Start with a clearer view of consumption. - [Metering & billing platform](https://www.gruntekenergy.com/products/maas): From meter readings to useful insights. - [Smart utility meters](https://www.gruntekenergy.com/products/meters): Measure the utilities that matter. - [Danfoss products](https://www.gruntekenergy.com/products/danfoss): Danfoss products for your project. - [Rosenberg EC fans](https://www.gruntekenergy.com/products/rosenberg): EC fans for ventilation and air-conditioning systems. - [Heat pumps](https://www.gruntekenergy.com/products/heat-pumps): Heat-pump supply, installation and relocation. - [Chilled-water pumps & VFDs](https://www.gruntekenergy.com/products/pumps-drives): Equipment for pumping and fan systems. - [AHUs, cooling coils & VAVs](https://www.gruntekenergy.com/products/hvac-equipment): Upgrade air-handling and terminal equipment. - [Rosenberg air curtains](https://www.gruntekenergy.com/products/air-curtains): Turnkey air-curtain installation. ## Project references - [Jumeirah Emirates Towers: Cooling coils, blower refurbishment & VAV replacement](https://www.gruntekenergy.com/projects/jumeirah-emirates-towers-cooling-coils-blower-refurbishment-vav-replacement) - [Jumeirah Emirates Towers: Modular AHU replacement & fan VFD upgrades](https://www.gruntekenergy.com/projects/jumeirah-emirates-towers-modular-ahu-replacement-fan-vfd-upgrades) - [Five-star hotel, Dubai: Energy optimisation & chilled water Delta-T management](https://www.gruntekenergy.com/projects/five-star-hotel-dubai-energy-optimisation-chilled-water-delta-t-management) - [Labour accommodation, Dubai: ASHRAE Level 2 energy audit](https://www.gruntekenergy.com/projects/labour-accommodation-dubai-ashrae-level-2-energy-audit) - [The Meat Master Butchery LLC: Chilled water network hydronic calculations](https://www.gruntekenergy.com/projects/the-meat-master-butchery-llc-chilled-water-network-hydronic-calculations) - [Dubai South District Cooling Plant: Delta-T study](https://www.gruntekenergy.com/projects/dubai-south-district-cooling-plant-delta-t-study) - [Café de Paris: Chilled water network hydronic calculations](https://www.gruntekenergy.com/projects/caf-de-paris-chilled-water-network-hydronic-calculations) - [Sport City Academy: Delta-T study](https://www.gruntekenergy.com/projects/sport-city-academy-delta-t-study) - [Arjan Tower: ASHRAE Level 2 energy audit](https://www.gruntekenergy.com/projects/arjan-tower-ashrae-level-2-energy-audit) - [Emirates Towers: Chilled-water pump & ventilation VFD works](https://www.gruntekenergy.com/projects/emirates-towers-chilled-water-pump-ventilation-vfd-works) - [Business Park, Dubai South: Delta-T optimisation](https://www.gruntekenergy.com/projects/business-park-dubai-south-delta-t-optimisation) - [Emirates Towers: Water-source heat pumps for hot-water calorifiers](https://www.gruntekenergy.com/projects/emirates-towers-water-source-heat-pumps-for-hot-water-calorifiers) - [Saint Mina Church, Dubai: PICVs & HVAC energy-management controls](https://www.gruntekenergy.com/projects/saint-mina-church-dubai-picvs-hvac-energy-management-controls) - [Jumeirah Beach Hotel: Packaged air-conditioning upgrades](https://www.gruntekenergy.com/projects/jumeirah-beach-hotel-packaged-air-conditioning-upgrades) - [Jumeirah Beach Hotel: Air-curtain installation](https://www.gruntekenergy.com/projects/jumeirah-beach-hotel-air-curtain-installation) - [Jumeirah Oasis Village: Chilled-water pump installation](https://www.gruntekenergy.com/projects/jumeirah-oasis-village-chilled-water-pump-installation) - [Emirates Towers: Heat-pump relocation & recommissioning](https://www.gruntekenergy.com/projects/emirates-towers-heat-pump-relocation-recommissioning) - [Al Qudwa Automation Systems: Danfoss PICV & actuator supply](https://www.gruntekenergy.com/projects/al-qudwa-automation-systems-danfoss-picv-actuator-supply) - [Dubai South: Chilled-water network Delta-T optimisation](https://www.gruntekenergy.com/projects/dubai-south-chilled-water-network-delta-t-optimisation) - [West Burry Building: Hydronic calculations](https://www.gruntekenergy.com/projects/west-burry-building-hydronic-calculations) - [Rugby Building, Football Academy, ICCA & Fit-Republic: Multi-facility Delta-T mitigation study](https://www.gruntekenergy.com/projects/rugby-building-football-academy-icca-fit-republic-multi-facility-delta-t-mitigation-study) - [Foxhill: Hydraulic analysis](https://www.gruntekenergy.com/projects/foxhill-hydraulic-analysis) - [Clyde Business Entities Management Services: Operations management services](https://www.gruntekenergy.com/projects/clyde-business-entities-management-services-operations-management-services) ## Key pages - [Home](https://www.gruntekenergy.com/) - [Projects](https://www.gruntekenergy.com/projects) - [Products](https://www.gruntekenergy.com/products) - [About the team](https://www.gruntekenergy.com/about) - [Careers](https://www.gruntekenergy.com/careers) - Arabic versions: add ?lang=ar to any page URL.