Martin Stapleton is the joint principal of Ipex with Jon Moynihan. Martin has been managing venture funds since 2000 and has extensive experience in building start-up companies including TIBCO Software (TIBX), Moreover sold to Verisign (VRSN), Medsite sold to WebMD (WBMD), Pathfire sold to DG Fastchannel (DGIT), Spiritsoft now owned by Sun Microsystems (JAVAD), UltraDNS sold to Neustar (NSR), and Radialpoint based in Montreal. Martin is also a non executive director of PA Consulting Group Ltd.