She works in environmental and eminent domain proceedings in federal and state court and in administrative proceedings. McClain took the animal law course taught by Pamela D. Frasch, who is a co-author of the text Animal Law: Cases and Materials, and who serves as VP of Legal Affairs for the ALDF. McClain served two and a half years as the chair of the ALS of the State Bar of Texas, and she currently serves on the Board of the THLN and is on the City of Austin Animal Advisory Commission. She volunteers regularly at Town Lake Animal Center and AustinPetsAlive!.