Setna iO is headquartered in Chicago with a full-service European operation in London, UK. 

Setna iO is one of the world’s largest commercial aviation trading companies. Highly active in airframe/engine teardowns, large inventory acquisitions, and daily trading, our business model aims to have as much in demand material “in stock, ready to go” as possible. Strategic warehouses in Arizona, Chicago, and London allow us to manage inventory globally. Our sales and trading groups operate in 11 countries, providing our customers with a worldwide network. 

https://setnaio.com/ 
https://www.linkedin.com/company/setnaio/ 
https://www.facebook.com/SetnaiO/