To all of our Shamrock Group customers: During these unprecedented times, we want you to know that we here at the Shamrock Group are doing everything we can to ensure you and your business are being well cared for. Our commitment must be even more top of mind because we share one element in common with you: The fact that both our business and yours cannot survive if we all just stay home. Thus, we have taken this difficult situation and are doing all we can to work in a manner of intense Attention to Detail, having communicated with all our employees how we need – I repeat, need -- to use common sense to ensure their actions and behavior demonstrate healthy practices. I’m sure you have received an overflow of letters and emails from numerous companies, with bullet after bullet of what is being done within the company. Rest assured we are doing everything in the same manner. Being in the chemicals business has educated us well on best-practice behavior. If you have any questions or concerns regarding our operations during this period of time, please contact me at 612.221.3031. We’re navigating, as are you. But always top of mind is to ensure we are working at peak performance – so you can, too.

Sincerely,

Steven Kelly Steven Kelly Vice President | Shamrock Group

2900 Fifth Avenue South � Minneapolis, MN 55408 612.824.0745 � 800.862.9273 � fax 612.824.1974 � shamrockgroup.net

March 16, 2020