Lindsay Sheppard is an Austin based voice actress for various Pokémon media, joining the franchise with Season 17 of Pokemon the Series' English dub. She would depart the main series after Season 18, when she moved from NYC to Texas, but would later join the cast of Pokémon Masters EX. For voiceover, she is represented by The Sheppard Agency.
Her official website is:
http://www.bubblegumvoice.com/