There are currently 536 companies listed in the Online Handbook

Thank you for visiting the Turbomachinery Handbook website.

We are no longer accepting listings for the 2021 Handbook. The 2021 Printed Handbook is currently in production and will be available at the beginning of November.

Please access the 2021 Digital Handbook Company Directory by clicking one of the 'Lookup' menu items in the blue menu above.
Already have an account? Login below:


Catalyst Technology direct from the Developer and OEM Manufacturer.

Company Information
Address 1729 Louisville Dr.
Knoxville, TN
37921 USA
Telephone 865-246-3000
Telephone (Toll Free) 888-777-4538
Contact Title Gary Keefe, Product Manager
Contact EMail [email protected]
Categories Environmental Services: Catalysts


Questions? Comments? Please contact Bob Maraczi, Directory Editor
[email protected] / (203) 810-5277

Privacy PolicyTerms & Conditions