Business Details
Emergency
services
Trusted Commercial HVAC Solutions in Houston
NEVA Corporation has been Houston's leading commercial HVAC contractor for over four decades, specializing in industrial refrigeration and commercial air conditioning services. Founded by Jack NEVA after his 25-year career at Carrier Corporation, the company was built on a commitment to tailored service and technical excellence. Today, led by Doug NEVA, the company maintains its reputation through a structured three-step process: on-site assessment, transparent service agreements, and deployment of qualified technicians under direct supervision. Our team's expertise spans centrifugal chillers, building automation systems, and emergency repairs, serving commercial buildings, hospitals, and industrial facilities across south central Texas. Safety remains our top priority, with all technicians trained in compliance standards and equipped with TWIC credentials for secure facilities.We maintain 24/7 emergency response capabilities with dedicated service managers and technicians available at all times. Our preventative maintenance programs incorporate oil analysis, vibration testing, and refrigerant diagnostics to maximize equipment longevity. As a Texas-licensed contractor regulated by the Department of Licensing and Regulation, we combine technical proficiency with personalized service to meet each client's unique requirements. Our field service expertise continues to grow through strategic hiring of skilled technicians who uphold our standards of quality workmanship. With daily operations in major industrial complexes like Pasadena and Deer Park, we deliver consistent, reliable HVAC solutions to petrochemical companies, commercial management firms, and manufacturers.
Services
Commercial HVAC Services
Industrial Refrigeration
Building Automation Systems
Preventative Maintenance
Emergency Service
Chiller Replacement
Cooling Tower Maintenance
Control System Upgrades
Oil Analysis
Vibration Testing
Highlights and features
- We offer 40+ years of specialized HVAC expertise in Houston's industrial sector
- Our team maintains 24/7 emergency response with dedicated service managers
- Technicians receive ongoing safety training and hold TWIC credentials
- We implement a three-step service process with transparent agreements
- Specialized experience in petrochemical plant HVAC systems and compliance standards
Services
Commercial HVAC Services
We service and repair all types of commercial HVAC systems including DX, flooded, and process chillers. Our experienced technicians reduce repair costs and minimize downtime through preventative maintenance programs. Specializing in centrifugal, screw, and reciprocating chillers, we provide comprehensive solutions for rooftop, package, and split DX systems across Houston's diverse commercial landscape.
Industrial Refrigeration Services
Our industrial refrigeration services support chemical plants and manufacturing facilities with specialized equipment maintenance. We handle high, medium, and low-temperature process chillers while maintaining strict compliance with safety standards. Our technicians are trained for site-specific requirements including NFPA 496 compliance and control room pressurization systems in major industrial complexes.
Building Automation Systems
We design, install, and maintain Johnson Controls METASYS building automation systems that optimize HVAC efficiency. Our solutions integrate with existing equipment to provide centralized control through local or remote workstations. This technology enables energy savings and improved operational monitoring for commercial buildings and industrial facilities alike.
Preventative Maintenance
Our preventative maintenance programs include oil analysis, refrigerant testing, and vibration analysis to extend equipment life. By establishing mechanical baselines and tracking deterioration trends, we help prevent catastrophic failures. Regular maintenance of heat exchangers, lubrication systems, and refrigerant levels ensures optimal system performance year-round.
Emergency Service
We provide 24/7 emergency HVAC repair services with immediate response from qualified technicians. Our team handles urgent cooling and heating failures in commercial and industrial settings, ensuring minimal operational disruption. With one service manager and three journeyman technicians always on call, we deliver expedient solutions for critical climate control issues.
People
Jack Neva
Founder
Jack NEVA founded the company after 25 years at Carrier Corporation. He established NEVA Corporation as Houston's first dedicated HVAC service company, building its reputation for technical excellence before retiring in 1997.
Doug Neva
President
Doug NEVA has led the company for over 40 years following formal training at American Trades Institute and apprenticeship with Pipe Fitters Union. With experience since age 16 in commercial HVAC, he continues his father's legacy while expanding the company's technical capabilities and service offerings.
Questions
What HVAC services does NEVA Corporation offer?
We provide commercial HVAC services including chiller maintenance, industrial refrigeration, building automation systems, preventative maintenance programs, and 24/7 emergency repair services for commercial and industrial clients.
Do you offer emergency HVAC services?
Yes, we maintain 24/7 emergency service response with dedicated technicians and service managers available to address urgent HVAC failures at any time.
What areas do you service?
We serve the greater Houston area including Galveston, Pasadena, Katy, College Station, and surrounding industrial regions from our Houston headquarters.
What makes NEVA different from other HVAC contractors?
Our three-step service process ensures transparency, with on-site assessment, detailed agreements, and technician deployment under direct supervision. We combine 40+ years of experience with specialized industrial expertise and safety training.
Do you work with industrial facilities?
Yes, we maintain daily operations in major industrial plants including Pasadena, Deer Park, and Baytown locations, with technicians trained in site-specific safety compliance requirements.
What preventative maintenance options are available?
Our programs include oil analysis, refrigerant testing, vibration analysis, and mechanical alignment checks to prevent system failures and extend equipment lifespan.
