[1]: 227 Hatch began his career with White Wolf writing "splatbooks" such as The Book of Chantries (1993) for Mage: The Ascension and Clanbook Nosferatu (1994) for Vampire: The Masquerade.
He was also a co-author of the well-received second edition of Werewolf: The Apocalypse (1994)[2] and of the boundary-pushing[3] Charnel Houses of Europe: The Shoah (1997) for Wraith: the Oblivion.
Hatch came to prominence with his major contribution to Kindred of the East (1998), a "flatsplat" (handsome hardcover supplement)[1]: 224 pioneering the thematic annual releases White Wolf would continue over the next few years.
[1]: 222–223 After contributing to Mummy: The Resurrection he began working on a completely new design with Justin Achilli and Steve Wieck which became Exalted (2001).
In his final work for White Wolf, Hatch contributed to the Scarred Lands d20 setting under his pseudonym "Trevor Chase".