Exhibit 99.1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including amendments thereto) with respect to the Common Stock, par value $0.0001, of STG Group, Inc. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.

Dated: December 3, 2015

By:	/s/ Simon S. Lee
	Simon S. Lee
By:	/s/ Julie Lee
	Julie Lee

By:	SIMON S. LEE MANAGEMENT TRUST
	By:	/s/ Simon Lee
		Name: Simon Lee
		Title: Trustee
	SIMON S. LEE FAMILY TRUST
	By:	/s/ Julie Lee
		Name: Julie Lee
		Title: Trustee
	AHL DESCENDANTS TRUST
	By:	Julie Lee
		Name: Julie Lee
		Title: Trustee
	JSL DESCENDANTS TRUST
	By:	/s/ Simon Lee
		Name: Simon Lee
		Title: Trustee
	BRIAN LEE FAMILY TRUST
	By:	/s/ Simon Lee
		Name: Simon Lee
		Title: Trustee