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NAICS Code 238210-38 Description (8-Digit)

Mechanical Contractors are professionals who specialize in the installation, repair, and maintenance of mechanical systems in buildings and other structures. These systems include heating, ventilation, and air conditioning (HVAC), plumbing, and fire protection. Mechanical Contractors work on both residential and commercial projects, and their work involves designing, installing, and maintaining mechanical systems that are safe, efficient, and reliable.

Hierarchy Navigation for NAICS Code 238210-38


Tools commonly used in the Mechanical Contractors industry for day-to-day tasks and operations.

  • Pipe wrenches
  • Pipe cutters
  • Pipe threaders
  • Power drills
  • Hammers
  • Screwdrivers
  • Pliers
  • Levels
  • Tape measures
  • Welding equipment
  • Soldering equipment
  • Pressure gauges
  • Thermometers
  • Refrigerant recovery machines
  • Vacuum pumps
  • Flaring tools
  • Swaging tools
  • Torches
  • Pipe benders
  • Drain snakes

Industry Examples of Mechanical Contractors

Common products and services typical of NAICS Code 238210-38, illustrating the main business activities and contributions to the market.

  • HVAC installation
  • Plumbing installation
  • Fire protection installation
  • Boiler installation
  • Chiller installation
  • Refrigeration installation
  • Ductwork installation
  • Piping installation
  • Ventilation system installation
  • Sprinkler system installation
  • Gas line installation
  • Water line installation
  • Sewer line installation
  • Backflow prevention installation
  • Pump installation
  • Compressor installation
  • Heat pump installation
  • Radiant heating system installation
  • Solar heating system installation

Certifications, Compliance and Licenses for NAICS Code 238210-38 - Mechanical Contractors

The specific certifications, permits, licenses, and regulatory compliance requirements within the United States for this industry.

  • HVAC Excellence: This certification is for HVAC technicians and contractors and covers a wide range of topics such as electrical, heating, ventilation, air conditioning, and refrigeration. It is provided by HVAC Excellence, a non-profit organization that aims to improve the quality of HVAC education.
  • NATE Certification: This certification is for HVAC technicians and contractors and covers installation, maintenance, and repair of HVAC systems. It is provided by North American Technician Excellence, a non-profit organization that aims to certify HVAC technicians who have demonstrated their knowledge and skills.
  • OSHA 10-Hour Construction Training: This training is required for all construction workers, including mechanical contractors, and covers topics such as fall protection, electrical safety, and hazard communication. It is provided by the Occupational Safety and Health Administration (OSHA), a federal agency that aims to ensure safe and healthy working conditions.
  • EPA Section 608 Certification: This certification is required for HVAC technicians and contractors who work with refrigerants and covers the safe handling and disposal of refrigerants. It is provided by the Environmental Protection Agency (EPA), a federal agency that aims to protect human health and the environment.
  • ASSE Backflow Prevention Certification: This certification is required for mechanical contractors who work with backflow prevention devices and covers the installation, maintenance, and repair of these devices. It is provided by the American Society of Sanitary Engineering (ASSE), a non-profit organization that aims to promote the development and use of sanitary engineering.


A concise historical narrative of NAICS Code 238210-38 covering global milestones and recent developments within the United States.

  • The Mechanical Contractors industry has a long history dating back to the Industrial Revolution in the 18th century. During this time, the industry was focused on the installation and maintenance of steam engines and boilers. In the 20th century, the industry expanded to include the installation and maintenance of heating, ventilation, and air conditioning (HVAC) systems, as well as plumbing and piping systems. Notable advancements in the industry include the development of computer-aided design (CAD) software, which has revolutionized the way mechanical contractors design and plan projects. In recent years, the industry has also seen a shift towards sustainable and energy-efficient systems, with many contractors specializing in green building technologies. In the United States, the Mechanical Contractors industry has a more recent history, with significant growth occurring in the post-World War II era. The industry has played a crucial role in the construction of many iconic buildings, such as the Empire State Building and the Sears Tower. In the 21st century, the industry has faced challenges such as labor shortages and increased competition from other construction trades. However, the industry has also seen opportunities for growth in areas such as retrofitting existing buildings with energy-efficient systems and the installation of smart building technologies.

Future Outlook for Mechanical Contractors

The anticipated future trajectory of the NAICS 238210-38 industry in the USA, offering insights into potential trends, innovations, and challenges expected to shape its landscape.

  • Growth Prediction: Stable

    The mechanical contractors industry in the USA is expected to grow in the coming years due to the increasing demand for energy-efficient buildings and the need for regular maintenance and repair of existing infrastructure. The industry is also expected to benefit from the growing trend of smart homes and buildings, which require advanced heating, ventilation, and air conditioning (HVAC) systems. Additionally, the industry is expected to benefit from the increasing adoption of renewable energy sources, such as solar and wind power, which require specialized mechanical systems. However, the industry may face challenges due to the shortage of skilled workers and the increasing competition from other construction-related industries.

Industry Innovations for NAICS Code 238210-38

Recent groundbreaking advancements and milestones in the Mechanical Contractors industry, reflecting notable innovations that have reshaped its landscape.

  • Smart HVAC Systems: These systems use advanced sensors and algorithms to optimize energy consumption and improve indoor air quality.
  • Prefabricated Mechanical Systems: These systems are built off-site and then installed on-site, reducing construction time and costs.
  • Building Information Modeling (BIM): BIM software allows mechanical contractors to create detailed 3D models of buildings, enabling them to identify potential issues before construction begins.
  • Energy-Efficient Lighting Systems: These systems use LED technology and advanced controls to reduce energy consumption and maintenance costs.
  • Renewable Energy Systems: Mechanical contractors are increasingly installing solar panels, wind turbines, and geothermal systems to help buildings generate their own energy.
  • Advanced Maintenance and Repair Technologies: Mechanical contractors are using drones, robots, and other advanced technologies to inspect and repair mechanical systems more efficiently.
  • Indoor Air Quality Systems: These systems use advanced filters and ventilation systems to improve indoor air quality and reduce the spread of airborne diseases.
  • Smart Building Automation Systems: These systems allow building owners to remotely monitor and control mechanical systems, improving energy efficiency and reducing maintenance costs.
  • Advanced Plumbing Systems: Mechanical contractors are using advanced materials and technologies to create more efficient and durable plumbing systems.
  • Green Roofs: Mechanical contractors are installing green roofs, which use vegetation to reduce energy consumption and improve air quality.

NAICS Code 238210-38 - Mechanical Contractors

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