Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Black Duck Ltd ← View details 3 Ash Bank, Pipers Ash, Guilden Sutton, Chester CH3 7EH, United Kingdom, Chester, England