Renwick returns to Alaska after notching 11 points (2g-9a) in 24 games for the Aces last season. The 25-year-old blueliner began his pro career by appearing in two games with Orlando in 2013-14 after a four-year college career at Robert Morris University.
Perfetto joins Alaska following a short stint last season with the Tulsa Oilers after a four-year college career with Lake Superior State of the CCHA and WCHA. While at Lake State, the 24-year-old scored 63 points (27g-36a) in 151 games. In 11 games with Tulsa, he had 5 assists in the regular season, while adding three points (1g-2a) in five playoff games.