Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information THOR Computer Systems, Alpena Township, MI ← View details 3109 U.S. 23, Alpena, MI 49707 +1 989-354-8195