Honeywell is an American multinational conglomerate corporation, headquartered in Charlotte, North Carolina, that provides a wide range of technologies and services to address global macrotrends such as safety, security, and energy. The company operates across four main areas: aerospace, building technologies, industrial automation, and energy and sustainability solutions. They design and manufacture products from aircraft engines and control systems to safety equipment and software. 
Key Areas of Operation

• Aerospace:
  Honeywell develops and manufactures aircraft engines, cockpit and cabin electronics, and other components for commercial, defense, and space aircraft. 
• Building Technologies:
  This segment focuses on automation systems and solutions that improve the comfort, safety, and efficiency of buildings. 
• Industrial Automation:
  Honeywell provides automation and process control solutions for various industries, including manufacturing and refining, to enhance safety, productivity, and asset performance. 
• Energy and Sustainability Solutions (ESS):
  The company offers technologies and services to help customers achieve energy efficiency, reduce their environmental impact, and meet sustainability goals. 

Products and Services 

• Aircraft engines and navigation systems
• Control systems for residential, commercial, and industrial buildings
• Software and sensors for safety and productivity
• Specialty chemicals and performance materials
• Solutions for energy transition and sustainability

Company Structure and History

• Honeywell International Inc. is a Fortune 500 company with a global workforce of approximately 102,000 employees. 
• The present company was formed in 1999 through the merger of AlliedSignal Inc. 
• The company also owns and operates Sandia National Laboratories under contract with the U.S. Department of Energy.