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Your Trusted HVACR Partner for Global Industrial Solutions
At Nance International, we position ourselves as leaders in delivering comprehensive HVACR solutions tailored to meet the demands of diverse industries. Our team brings together over 300 years of combined experience in design, manufacturing, and technical services, ensuring clients receive expert support for installation, maintenance, and repair of HVACR systems. We specialize in serving offshore, commercial, industrial, petrochemical, and marine sectors with a commitment to reliability and compliance. Our global presence is supported by a 24/7 field service team capable of addressing urgent needs while minimizing operational downtime. We emphasize custom engineering to meet hazardous-duty requirements, including the use of corrosion-resistant materials for extreme environments.

Our preventive maintenance agreements are designed to optimize system longevity and efficiency. With strategic operations in the Golden Triangle region, we provide localized support while maintaining a worldwide service footprint. Our dedication to safety, quality assurance, and adherence to standards like ASHRAE and NFPA underpins every project we undertake. Client testimonials highlight our ability to deliver seamless operations through tailored solutions and responsive service. This combination of expertise, adaptability, and customer-centric approach establishes us as a trusted partner for critical HVACR needs.
Services
HVAC Installation Preventive Maintenance Custom HVACR Equipment Spare Parts Supply Emergency Repairs System Retrofitting Refrigerant Conversion Performance Inspections
Highlights and features
  • We offer 300+ years of combined HVACR expertise in hazardous environments
  • Our 24/7 global field service team minimizes critical system downtime
  • Custom-engineered systems meet ASHRAE, NFPA, and industry compliance standards
  • Preventive maintenance agreements extend equipment lifecycle by 30%
  • Strategically located in the Golden Triangle for rapid regional response
What people say
Exceeded expectations 24/7 support Game-changer Professionalism Commitment to quality
Services
HVAC Installation
Our expert technicians provide precision installation of new HVACR systems tailored to hazardous and industrial environments. Using 316 stainless steel components, we ensure compliance with ASHRAE and NFPA standards while optimizing energy efficiency. Our installations include comprehensive startup certification to guarantee operational safety and performance metrics.
Preventive Maintenance
Customized maintenance programs extend equipment lifespan by 30% through regular inspections and component replacements. Our technicians perform system diagnostics, refrigerant checks, and efficiency testing to prevent unexpected failures. Clients receive detailed compliance reports documenting all maintenance activities and regulatory adherence.
Custom HVACR Equipment
We design and manufacture specialized HVACR units for extreme environments including offshore rigs and LNG facilities. Our corrosion-resistant systems feature custom engineering to meet specific operational requirements. All units undergo rigorous performance testing before deployment to ensure reliability in hazardous conditions.
Emergency Repairs
Our global 24/7 response team addresses critical HVACR failures with rapid diagnostics and repair solutions. Equipped with mobile service units, technicians minimize downtime through on-site component replacement and system recovery. Emergency services include after-hours support for offshore and industrial clients.
System Retrofitting
We modernize existing HVACR systems to improve efficiency and compliance with current standards. Retrofitting includes component upgrades, control system modernization, and energy optimization. Our engineers assess existing infrastructure to implement cost-effective improvements without full system replacement.
Questions
What industries does Nance International serve?
We specialize in offshore, industrial, petrochemical, commercial, and LNG sectors with customized HVACR solutions.
Do you offer emergency HVACR services?
Yes, our 24/7 global field service team provides rapid response for critical system failures and repairs.
Are your systems compliant with industry standards?
All equipment meets ASHRAE, NFPA, and specific industry compliance requirements for safety and performance.
How do you handle preventive maintenance?
We create customized maintenance agreements with scheduled inspections and component replacements to extend system lifespan by 30%.
Can you retrofit existing HVACR systems?
Yes, our engineers assess and upgrade existing systems to improve efficiency and compliance without full replacement.
What materials do you use for offshore applications?
We use 316 stainless steel and corrosion-resistant components specifically designed for harsh offshore environments.