Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Vertical Computer Systems Inc ← View details 101 Renner Trail # 300, Richardson, TX 75082 +1 972-437-5200