Cumins is a very large company which was started in 1919. They have $2.5 billion in profits. They have 55,000 employees over 13 countries in the world. 

Their mission is to make people's lives better by using engineering to produce products that are cleaner, safer and healthier for the people of the world. 

They manufacture Diesel engines. Jonathan travels the world with work visiting customers. He helps people work on power generation and getting power to people all over the world. He's been to Columbus in America a lot and has been to Sweeden when it's -20 degrees Celcius!

"I though engineers worked with cars and got really dirty. Joanne taught me that engineers don't all get mucky." Stacie.