Robert "Skip" Trimble, the secretary and treasurer of M.A.C. is a Dallas native who graduated with an economics degree and a law degree from Southern Methodist University. He worked for the United States Department of Justice and the law firm of Winstead, McGuire, Sechrest and Trimble prior to entering the real estate investment business. He is currently a principal in the real estate investment firm of Catlyn Capital Corp.

Skip became an animal activist in 1992 and has participated with the following organizations:

	Animal Legal Defense Fund, Board Member
	Animal Protection Institute, Board Member
	Texas Humane Legislation Network, Board Member
	Find-A-Pet, Board Member
	Texas State Bar Association Animal Law Section, Member
	Dallas Animal Shelter Commission, Chairman

Skip was instrumental in obtaining City of Dallas support for the Dallas low cost spay/neuter clinic, and has been the recipient of multiple awards for his work toward animal rights:

	1997 PAWS Volunteer of the Year Award
	1997 HSUS Legislative Achievement Award
	Operation Kindness' 1999 Sarah M. and Charles E. Seay Kindness to Animals Award
	Animal Protection of New Mexico's 2000 Award for lifelong commitment to animal rights