Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Concentric Systems, Inc. - Centrix Security & Technology ← View details 4300 82nd Street, Sacramento, CA 95826 +1 800-573-6146