Nance International Inc

Modernizing your HVACR infrastructure is a strategic move toward efficiency and reliability. At Nance International Inc., our expert installation and retrofitting services are designed to breathe new life into your existing systems or equip your new facility with cutting-edge technology. We understand that every environment in Golden Triangle—from a bustling commercial kitchen to a complex offshore platform—has unique thermal and ventilation requirements. Our process begins with a thorough asses...

Unplanned downtime can be a costly interruption for any business in Golden Triangle. That's why Nance International Inc. offers comprehensive repair and maintenance services designed to keep your HVACR systems operating at peak performance. Our credentialed technicians are on call 24/7 to diagnose and resolve issues quickly, using advanced tools and a deep understanding of all major brands. But we don't just fix what's broken; we help you prevent future failures. Our customized maintenance progr...

When your HVACR system malfunctions, every minute of uncertainty can impact your bottom line. Nance International Inc. provides rapid, accurate troubleshooting and diagnostic services to get to the root of the problem quickly. Our approach is methodical: we start with a comprehensive review of your system's history and current symptoms, then deploy state-of-the-art diagnostic equipment to measure pressures, temperatures, electrical draws, and airflow. This data-driven process allows us to pinpoi...

Heating, ventilation, and air conditioning is the backbone of most operations, and we keep it running for businesses across Golden Triangle. Our team has more than 300 years of combined HVACR experience, and we work across the marine, commercial, offshore, industrial, and petrochemical sectors. Our service covers installation, repair, maintenance, and troubleshooting, all handled by skilled professionals who are available around the clock. We approach each job as a long-term partnership, focusin...

When a commercial HVAC unit fails, lost time quickly becomes lost money, so we respond fast with credentialed technicians on call 24/7. We work on equipment from all major brands and use advanced diagnostic tools to find the real cause of the problem rather than guessing. Our repairs address the failed component and check related parts, such as electrical controls, refrigerant levels, and airflow, so the same issue does not return next week. We explain what we found in plain language and give yo...

Industrial facilities have demanding ventilation and thermal needs, and we design and install systems to meet them. Our process starts with a close look at your space and operating goals, followed by load calculations, equipment selection, and precise installation of units from all major manufacturers. We plan ductwork and mechanical connections around your production schedule so disruption stays to a minimum. Every installation is built with safety and code compliance in mind, and we stay on si...

Vessels and marine facilities put HVACR equipment through constant vibration, salt air, and tight space constraints. Our technicians understand these conditions and service marine chillers, air handlers, and refrigeration systems with that in mind. We handle emergency repairs as well as scheduled maintenance such as coil cleaning, filter changes, refrigerant checks, and electrical testing. Because downtime at sea or at the dock is costly, we prioritize fast diagnosis and dependable repairs so yo...

Offshore platforms and support vessels need HVACR systems that run reliably with limited access and strict safety requirements. We provide solutions that account for those constraints, from planning and installation to ongoing service and emergency support. Our team works with equipment from all major brands and focuses on compliance, system longevity, and efficiency. We review your system history and current performance, then recommend upgrades or repairs that reduce the chance of unplanned shu...

Petrochemical facilities depend on ventilation and cooling systems that meet strict safety and reliability standards. Our maintenance programs are built around that reality, with scheduled inspections, filter and coil service, refrigerant level checks, and electrical component testing. We work to a proactive schedule that catches wear before it becomes a breakdown, protecting both your equipment and your production. Our technicians are available 24/7 for urgent repairs, and every visit ends with...

Retrofitting lets you upgrade an existing HVAC system without the cost and disruption of a full replacement. We assess your current equipment and operating needs, then update the components that matter most, such as controls, motors, and ductwork, to improve energy efficiency and extend system life. Our team handles load calculations and modifications with minimal impact on your daily operations. The result is a system that performs better, meets current requirements, and costs less to run. If y...

Changing refrigerants can be necessary for regulatory reasons, equipment age, or performance goals, and it must be done correctly. We handle fleet and individual system refrigerant conversions, including the assessment, component adjustments, and testing needed to make the switch safely. Every conversion is tailored to the equipment and the operating demands it faces, so the system runs efficiently afterward. We document the work and check system performance once the conversion is complete. Get...