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Your Trusted Partner for HVAC Solutions
At Nance International, we are your dedicated HVAC system experts, driven by a team of highly skilled professionals with over 300 years of combined experience in design and manufacturing. Our global team of credentialed technicians provides 24/7 support, delivering top-tier HVACR field services tailored to meet the unique demands of Marine, Commercial, Offshore, Industrial, and Petrochemical sectors. We specialize in expert installation, maintenance, repair, and custom design of HVACR systems, ensuring compliance with ASHRAE, NFPA, and industry standards while minimizing downtime and optimizing performance.

Our strategic presence in the Golden Triangle enables swift localized support, complemented by worldwide service capabilities. With a focus on innovation, safety, and reliability, we offer customized solutions, including refrigerant conversion programs, preventive maintenance agreements, and custom-built equipment designed for extreme environments. Our commitment to excellence is reflected in our proven track record of delivering high-quality, durable systems that exceed client expectations across diverse operational landscapes.
Services
HVAC Installation Repair & Maintenance Preventive Maintenance Refrigerant Conversion Custom Design Spare Parts Supply
Highlights and features
  • We offer 300+ years of combined experience in HVACR design and manufacturing.
  • Our team provides 24/7 global support for critical HVACR needs.
  • Custom-engineered systems meet ASHRAE and NFPA compliance standards.
  • Strategically located in the Golden Triangle for rapid local response.
  • Proven expertise in hazardous-duty HVACR systems for offshore environments.
Associations and certifications
  • ASHRAE
  • NFPA
What people say
Exceeded expectations 24/7 support ensured seamless operations Game-changer for offshore rigs Commitment to quality Quick response
Services
HVAC Installation
Expert installation of new HVACR equipment tailored to harsh environments. Our team ensures seamless integration with existing infrastructure while adhering to ASHRAE and NFPA standards. Custom-built systems guarantee long-term reliability and efficiency for offshore, industrial, and commercial applications.
Preventive Maintenance
Customized maintenance programs minimize downtime and extend equipment lifespan. Our technicians perform regular inspections, performance checks, and necessary adjustments to maintain optimal operation. Compliance with industry standards ensures safety and efficiency across all HVACR systems.
Refrigerant Conversion
Fleet refrigerant conversion programs meet global compliance standards while improving environmental impact. We replace outdated refrigerants with sustainable alternatives, enhancing system efficiency and reducing regulatory risks for offshore and industrial clients.
Custom Design
Engineered solutions for extreme conditions using 316 stainless steel and corrosion-resistant materials. Our designs meet ASHRAE, NFPA, and industry-specific requirements, ensuring durability and performance in hazardous environments like LNG facilities and offshore rigs.
Spare Parts Supply
Comprehensive OEM and aftermarket parts catalog includes compressors, valves, fans, and refrigeration components. We provide rapid access to critical spare parts, ensuring minimal downtime for HVACR systems across commercial, industrial, and offshore applications.
Questions
What industries does Nance International serve?
We specialize in HVACR services for offshore, commercial, industrial, petrochemical, and marine sectors worldwide.
Do you offer 24/7 emergency HVACR support?
Yes, our global team provides 24/7 emergency services to minimize downtime for critical systems.
Are your HVACR systems compliant with industry standards?
All systems meet ASHRAE, NFPA, and other applicable regulatory requirements for safety and performance.
Can you provide custom HVACR solutions for hazardous environments?
Yes, we design and manufacture systems specifically for hazardous-duty applications in offshore and industrial settings.
Do you offer preventive maintenance programs?
Yes, we provide tailored preventive maintenance agreements to optimize system performance and longevity.