Stuart Browne

Stuart Browne

Alex Sion

Stuart Browne is CEO and General Partner at Kastle Capital, a Scottsdale-based investment adviser firm. Prior, he was SVP responsible for Institutional Sales and Marketing at Good Harbor Financial. Browne brings more than 20 years of management and business development experience within the financial services sector.

Prior to Good Harbor, Browne led corporate and business development and marketing for Decision Analytics, a leading provider of investment consulting services for Fortune 400 companies and the public sector.

At Silverleaf Holdings, a private real estate investment company, Browne was the director of domestic acquisitions and capital raising. He has also served as Vice President of Investments for the Southwest at Pinnacle Realty, which maintained a $17B portfolio.

Browne was head of corporate development at two private investment banking companies (Diagonal Integration and Six Sigma Group), and has advised companies in technology, real estate, and other industries on capital raising from the private and public capital markets.

While still in college, Browne founded the fifth largest mortgage banking company in St. Louis and sold it to J.P. Morgan Chase.

Browne attended St. Louis University and Maryville University and holds a bachelor’s degree in management.

Bart Demaerschalk MD, MSc, FRCPC

Robert A. Greenes MD, PhD

Tony Hashemian DDS
President AZBio
Joan Koerber-Walker
Movenbank President
Alex Sion
Cellebrite USA
Terence “TC” Caston
Stuart Browne
AZ Tech Council
Ron Schott

CellTrust milestones


Globablly announce Samsung Partnership

Received 6 awards at Info Security

Launched Secure Mobile Communications Suite: PULSE, TRACK, COMMAND, and VENTURE



Recognized as 54th Fastest Growing Telecommunications Company in Inc. 500/5000 List

Recipient of the Innovator of Year Award, Governor’s Celebration of Innovation by Arizona Technology Council

Launched Healthcare Communication Integration Server to support HIPAA compliance and provide secure paging and messaging to the healthcare sector.

Celcom, the largest Mobile Operator in Malaysia, offers CellTrust SecureSMS® to millions of subscribers

CellTrust SecureSMS® 3.0 is released

Received TMC 2011 Communications Solutions Product of the Year Award, Secure Mobile Transaction Server recognized for exceptional innovation



Received MobileTrax 2010 Mobility Award, and the 2010 Mobile Merit Award in the Mobile Services, enterprise product or service category, for CellTrust SecureSMS™

Launched first Secure SMS Appliance for Global Enterprise

Honored with multiple awards including: Governor’s Celebration of Innovation Award, Product of the Year / 2008, Tomorrow’s Technology Today, Enterprise Enabler RCR Ecosystem Award



Launched CellTrust SecureSMS to over 200 countries and 800 carriers and are honored with multiple awards including: CTIA Emerging Technology Finalist Award, the Fierce 15 Top Emerging Wireless Companies 2008 Award, and the Best of WiMAX World EMEA 2008 Industry Choice Award

CellTrust and a Young School in Harlem also inspire the Mobile Industry to win the prestigious Global MMA Award for Relationship Building

Launched CellTrust Secure Mobile Information Management platform and SecureWallet offering

Acquired PrimeMessage

Launched SMSGateway™, CampusReact™ and FlightAssist™



2006: Founded CellTrust Corporation