Exhibit 21 Subsidiaries of the Registrant SUBSIDIARIES Incorporation/Organization Jurisdiction of - -------------------------- --------------- Chen & McGinley LLC Pennsylvania Direct Resources Scotland, Inc. Scotland eJiva, Inc.* Pennsylvania iGate Mastech, Inc. (f/k/a Mastech Emplifi, Inc.) Pennsylvania itiliti, LLC (f/k/a Ex-tra-Net Applications, Inc.) Pennsylvania Global Financial Services of Nevada Nevada iGate Capital Management, Inc. Pennsylvania RedBrigade Limited United Kingdom RedBrigade Holdings Limited United Kingdom RedBrigade Europe Limited United Kingdom RedBrigade, Inc. (f/k/a iGate Europe, Inc.) Pennsylvania RedBrigade Finland Oy Finland RedBrigade SA Proprietary Limited South Africa RedBrigade SW AB Sweden RedBrigade Ire Limited Ireland RedBrigade UK Limited United Kingdom iGate Holding Corporation Delaware iGate Management, Inc. Pennsylvania Highgate Venture Management, LLC Pennsylvania (f/k/a iGate Venture Management, LLC) Highgate Venture Partners I, L.P. Delaware (f/k/a iGate Venture Partners I, L.P.) iGate Ventures, Inc. Delaware Highgate Ventures I, L.P. (f/k/a iGate Ventures I, L.P.) Delaware iGate Ventures Holding Corporation Delaware Mastech Application Services, Inc. Pennsylvania Mastech Asia Pacific (NT) Pty. Ltd. Australia Mastech Asia Pacific Pty. Ltd. Australia Mastech Malaysia Sdn. Bhd. Malaysia iGate Mastech Ltd. Canada MobileHelix, Inc. Georgia iGate, Inc.(f/k/a Mastech Systems Corporation) Pennsylvania Mastech Systems GmbH Germany Mascot Systems Limited India Mastech Trademark Systems, Inc. Delaware MC Computer Services Pty. Ltd. Australia Quantum Group, Inc. Delaware Quantum Information Resources, Inc. New York Jobcurry Systems Private Limited India Symphoni Holdings, Inc. Delaware Symphoni Interactive, LLC Delaware Synerge Holding, Inc. Delaware iGate Clinical Research Management Inc. Pennsylvania Escend Technologies, Inc. 12% iGate Ventures I, L.P. SpeechWorks International, Inc. (less than) 1% iGate Ventures I, L.P. Brainbench, Inc. (less than) 1% iGate Ventures I, L.P. Bluewater Information Convergence Inc. L.P. (less than) 1% iGate Ventures I, Xpede, Inc. 3.8% iGate Ventures I, L.P Air2Web Georgia