Solaris Oilfield Infrastructure Schedules Second Quarter 2018 Conference Call and Provides Update on Investor Relations Activity

Solaris Oilfield Infrastructure, Inc. (NYSE:SOI) (“Solaris” or the “Company”) will host a conference call to discuss its second quarter 2018 results on Thursday, August 2, 2018 at 7:30 a.m. Central Time (8:30 a.m. Eastern Time). Solaris will issue its second quarter 2018 earnings release prior to the conference call. Further details regarding the second quarter 2018 conference call are included below.

Solaris will also participate in two upcoming investor conferences. The Company’s Chief Executive Officer, Greg Lanham, and Chief Financial Officer, Kyle Ramachandran, will participate in the UBS Global Oil and Gas Conference on May 24, 2018 in Austin, Texas. In addition, on June 12 - 13, 2018, Mr. Lanham and Mr. Ramachandran will participate in the Wells Fargo 3rd Annual West Coast Energy Conference in San Francisco, California. A copy of the investor presentation that will be available at the conferences is accessible on the Investor Relations section of the Company’s website www.solarisoilfield.com.

To join the second quarter 2018 conference call from within the United States, participants may dial (844) 413-3978. To join the conference call from outside of the United States, participants may dial (412) 317-6594. When instructed, please ask the operator to be joined to the Solaris Oilfield Infrastructure, Inc. call. Participants are encouraged to log in to the webcast or dial in to the conference call approximately ten minutes prior to the start time. To listen via live webcast, please visit the Investor Relations section of the Company’s website, www.solarisoilfield.com.

An audio replay of the conference call will be available shortly after the conclusion of the call and will remain available for approximately seven days. It can be accessed by dialing (877) 344-7529 within the United States or (412) 317-0088 outside of the United States. The conference call replay access code is 10120810. The replay will also be available in the Investor Relations section of the Company’s website shortly after the conclusion of the call and will remain available for approximately seven days.

Solaris Oilfield Infrastructure, Inc. (NYSE:SOI) manufactures and provides patented mobile proppant management systems that unload, store and deliver proppant at oil and natural gas well sites. These patented systems are deployed in many of the most active oil and natural gas basins in the United States, including the Permian Basin, the Eagle Ford Shale, the STACK/SCOOP formation, the Marcellus and Utica Shales, the Haynesville Shale, the Rockies and the Barnett Shale. Solaris’ high-capacity transload facility in Kingfisher, Oklahoma serves customers with operations in the STACK/SCOOP formation. Additional information is available on our website, www.solarisoilfield.com.