EXHIBIT 1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended, the undersigned agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including any and all amendments thereto) with respect to the Common Stock of Flotek Industries, Inc., and further agree that this Joint Filing Agreement shall be included as an Exhibit to such joint filings.

The undersigned further agree that each party hereto is responsible for the timely filing of such Statement on Schedule 13D and any amendments thereto, and for the accuracy and completeness of the information concerning such party contained therein; provided, however, that no party is responsible for the accuracy or completeness of the information concerning any other party, unless such party knows or has reason to believe that such information is inaccurate.

This Joint Filing Agreement may be signed in counterparts with the same effect as if the signature on each counterpart were upon the same instrument.

IN WITNESS WHEREOF, the undersigned have executed this Agreement as of September 10, 2015.

PRAESIDIUM INVESTMENT MANAGEMENT COMPANY, LLC
By:	/s/ Kevin Oram
Name:	Kevin Oram
Title:	Managing Member
KEVIN ORAM
By:	/s/ Kevin Oram
PETER UDDO
By:	/s/ Peter Uddo

Annex A

Except as set forth below, there have been no transactions in the Common Stock by the Reporting Persons or, to the knowledge of the Reporting Persons, by any of the other persons named in Item 2 during the past sixty days.

During the past sixty days, the Reporting Persons effected the following purchases and sales of shares of Common Stock through the Accounts in open market transactions:

Trade Date	Settle Date	Amount Purchased/(Sold)			Price
7/7/2015	7/10/2015		28,386			11.59
7/8/2015	7/13/2015		72,865			11.72
7/16/2015	7/21/2015		69,000			13.29
7/16/2015	7/21/2015		100,000			13.35
7/17/2015	7/22/2015		75,000			12.93
7/20/2015	7/23/2015		80,000			12.61
7/22/2015	7/27/2015		10,000			12.93
7/22/2015	7/27/2015		93,000			12.94
7/29/2015	8/3/2015		200,000			16.57
8/3/2015	8/6/2015		2,750			16.76
8/4/2015	8/7/2015		161,300			17.03
8/5/2015	8/10/2015		55,691			17.20
8/11/2015	8/14/2015		10,000			17.63
8/17/2015	8/20/2015		11,387			18.00
8/19/2015	8/24/2015		50,000			17.14
8/20/2015	8/25/2015		15,000			16.90
8/21/2015	8/26/2015		10,000			16.62
8/24/2015	8/27/2015		17,075			16.28
8/28/2015	9/2/2015		(4,403	)		18.76
9/1/2015	9/4/2015		32,822			18.97
9/2/2015	9/8/2015		125,000			18.97
9/4/2015	9/10/2015		500			20.44
9/8/2015	9/11/2015		78,500			19.91