Thursday 21 Aug 2014



Dave Asheim

Dave Asheim is a veteran of up-and-coming technology and software providers with 11 years of mobile technology experience. Before founding Guide by Cell in 2004, he was President of Well Engaged, the largest B2B software provider of web-based chat and discussion software and the pioneers of pre-Google/Facebook social networking. He launched Guide by Cell with the initial goal of bridging the gap between cultural institutions and their patrons, and the business has since expanded to offer mobile technologies to solve a wide variety of problems faced not only by cultural institutions and nonprofit organizations, but government agencies, retailers, major corporations and more. Dave holds a B.S. in finance and an M.B.A., both from the University of Illinois.

Accounting & Human Resources

Rebekah Hall

Chief Administrative Officer
As Director of Finance and Administration for Guide by Cell and its sister divisions, Rebekah is in charge of billing and finance for all clients, as well as day-to-day HR duties for the team.



Fred de Guzman

Client Relations Manager
Fred de Guzman comes from a Sales and Customer Service background with over nine years experience.  First starting in the financial industry, he now made his way to the Mobile Tech space. He loves working very closely with clients by getting them on board, training them on our platform, and managing their portfolio.



David Chen

Vice President of Engineering
David works with our IT staff on all software development, implementation plans and project direction. He is an experienced Software Developer/Programmer and has worked with teams in Canada, China and the United States. He is a graduate of Shenyang University of Technology with a B.S. in computer science.

Jun Guo

Senior Software Engineer
Jun joined our team in 2005 with a background in Interactive Voice Response systems. He received a B.A. from Shanghai University.

Sharon Gorla

Web Developer
Sharon joined our engineering team with a background in all aspects of software development, including analysis, design, testing and deployment. She has worked with clients such as Ericsson, HP and Honda on building enterprise applications. Sharon holds an M.S. in computer science from California State University at Sacramento.

Kent Don

Lead Telco Software Engineer
For over 17 years, Kent has designed and built interactive communications solutions for organizations in the US, Canada and overseas, with a focus on telephony and the integration of Interactive Voice Response (IVR) applications and Web technologies. He has worked in unified messaging, patient information delivery, security solutions, and voice and text message applications for e-commerce transactions and is an expert in the telco field.

TG Tran

Software Engineer
TG joined our team in 2010 and manages the hardware components. He has 15 years of experience as a network engineer. TG graduated from the University of Hawaii with a B.S. in mechanical engineering.



Leela Romano

Account Representative Leela Rose Romano has over nine years of consultative solution sales experience. She’s lived in the Bay Area for three years, but still has not figured out when to leave her jacket at home. At Guide by Cell, she quickly helps our current partners and clients achieve their goals with her high touch approach to our technology solutions.

Arouna Phommasouvanh

Account Representative At the age of seven, Arouna held her first “rock sale” from the family driveway. Since that first $1.33, she’s made a career of helping businesses and organizations determine the best solutions for driving growth and visibility. A tech nerd at heart, Arouna thrives on all things web and mobile. By day she enjoys connecting people with new technologies. By night she continues her quest for the best ramen and Bulleit Rye Manhattan in SF.

Patty Roland

Account Representative Patty is a results-driven Business Development Executive & Sales Leader with 20 years consultative selling experience within the IT/Technology industry.  Originally from New York, Patty enjoys good wine & great food and spends as much time as she can travelling the world.


Katherine Defensor

Director of Marketing Katherine is a constant creator of marketing campaigns and promotional strategies, and has over 9 years of experience in online and offline marketing. Just like you, she believes that while desktops and laptops were once the most important products in the industry, Smartphones, tablets and even lightweight notebooks are now the major players that are reshaping the industry. A student herself, Katherine is an advocate of connecting people of like-minds and interests around the world through mobile technology.

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