App monitoring startup AppSignal targets US after raising $22M and hiring a new CEO Application monitoring startup AppSignal B.V. said today it’s looking to expand its market presence beyond Europe after closing on a $22 million early-stage funding and hiring a new chief executive. The Series A round was led by Elsewhere Partners and saw the participation of several other unnamed investors. AppSignal is an Amsterdam-based startup that claims to have developed a powerful and comprehensive applica...