13G Filing: Park West Asset Management and Nexeo Solutions Inc. (NXEO)

Exhibit A

JOINT FILING AGREEMENT

In accordance with Rule
13d-1(k) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of
them of a statement on Schedule 13G (including amendments thereto) with respect to the shares of common stock, $0.0001 par value
per share, of Nexeo Solutions, Inc., a Delaware corporation, and further agree that this Joint Filing Agreement be included as
Exhibit A to such Schedule 13G.  In evidence thereof, the undersigned hereby execute this agreement this 21st day of
April, 2017.