Executive Team

Bill Crank is Dialogic’s President and CEO.  Bill has been with Dialogic since late 2012 and previously served as SVP of Worldwide Field Operations, responsible for sales, channels, business development, services, and global strategy.  Prior to Dialogic, Bill was Vice President of Sales & Business Development for Ubiquity Software where he provided the sales leadership and partner strategy to help the company to an IPO and eventual acquisition by Avaya.  After Ubiquity, Bill became President of NCI where he drove a significant strategy change that led to an eventual acquisition.  He has also held executive management roles as President of Wireless Systems Consulting (acquired by BCI), Executive Vice President of CI Wireless (acquired by EMS Wireless), Vice President Sales & Marketing of Ortel - Wireless Systems Division (acquired by Lucent), and senior leadership roles of increasing responsibility at Allen Telecom Group and Motorola where he started his career.  Bill has a BBA in Marketing from Western Connecticut State University and an  Engineering background from Motorola’s Fast Leadership Track Program.

Bob Dennerlein is Executive Vice President, Finance and Chief Financial Officer, responsible for all financial, IT and HR functions for Dialogic. Prior to joining Dialogic, Bob was CFO for Raritan, Inc. where he led the company’s efforts in raising private equity growth capital in addition to leading a successful turnaround which enabled the company to expand its portfolio of new products and technologies. Before joining Raritan, Bob, as CFO for Globix, successfully closed and integrated two mergers and initiated a successful company turnaround program marked by double digit growth in revenue and EBITDA. Prior to Globix, Bob was Vice President and Controller for OpNext, formerly a NASDAQ-listed global optical components company. He has also held senior leadership roles at Agere Systems (formerly the Microelectronics division of Lucent technologies), International Specialty Products, Bongrain, S.A. and Nabisco Brands. He began his career at PricewaterhouseCoopers. Bob graduated from Seton Hall University with an MS degree in International Business and a BS degree in Accounting. He is also a CPA with membership in professional associations AICPA, NJSCPA and FEI.

Jim Machi is Senior Vice President of Product Management & Marketing for Dialogic, responsible for driving the overall product strategy and roadmap and marketing strategy, programs and communications. Jim has been with Dialogic since 1998 when he joined as Director of Product Management, working to develop the company's IP telephony roadmap and strategy. Jim was recognized by Internet Telephony Magazine as one of the “Top 100 Voices of IP Communications” and by WebRTC Expo as a a “WebRTC Pioneer”. Jim holds an MBA degree from New York University’s Stern School of Business and a BS degree in electrical engineering from the University of Pennsylvania.

Guy is Vice President of Human Resources for Dialogic Inc., having been recruited to help lead the company through its transformation from a public to private company. He is also on the Board of Directors of and Chairman of the Compensation Committee of Elanex, a technology driven global language services provider.