From the beginning, Apriva’s leaders have worked to unlock the potential of mobile computing. Building on that vision, we have developed a proprietary payment gateway and industry-leading products for payment processing and secure communications. Now businesses of all sizes and government agencies use Apriva products to communicate with confidence — using the networks and devices they favor.

David Riddiford


David brings more than 25 years of experience directing the financial, accounting and business policies of private and publicly traded companies to his role with Apriva. In his current role of President, David works with the Apriva’s Board of Managers and management team to establish long-range goals, strategies, plans and policies, and ensure the financial success for the company. Previously, David served as Apriva’s Chief Financial Officer. Prior to joining Apriva, David held executive-level positions with Action Performance Companies and The Dial Corporation. David holds a Bachelor of Arts degree in Economics and Accounting from Westminster College in Fulton, Missouri and is a Certified Public Accountant.

Jeff Ford

President, Apriva ISS

Jeff is a recognized leader in the business communications industry with more than 30 years of experience in voice, video and data communications systems and applications. Jeff drives the product development and operations for Apriva’s Point-of-Sale (POS) division, as well as the strategic and operational management of Apriva’s Information Security Systems (ISS) division. Prior to joining Apriva, Jeff served as president of Inter-Tel’s global wholesale division, where he played a pivotal role in the company’s entry into VoIP in the late 1990s. In addition to an early VoIP technology patent, Jeff holds a Bachelor of Science degree in Computer Systems Engineering from Arizona State University and a Stanford Executive certificate from the Stanford Graduate School of Business.

Brian Sadowski

Chief Information Officer

Brian leads engineering, operations and information security for Apriva’s POS Gateway and spearheads technology and support solutions for Apriva’s network of Independent Software Vendors (ISVs) and Value Added Resellers (VARs). Brian comes to Apriva with over 25 years of experience in information technology, specifically focused on the payments industry for the past decade. Prior to joining Apriva, Brian held a number of executive positions, including chief information officer for Mercury Payment Systems, chief technology officer for Xerox Business Services, and chief technology officer for TSYS Acquiring Solutions. Brian holds a Bachelor of Science degree in Management Information Systems from the University of Maryland and is a veteran of the United States Marine Corps.

Stacey Finley Tappin

Senior Vice President of Sales and Marketing

Stacey leads sales, business development, account management and marketing communications for Apriva. She drives company sales and profit growth from both new and existing customers and develops new channels of business revenue. Stacey began her career in the payments industry in 1991 with MasterCard Worldwide where she held a variety of positions in the organization during her 12-year tenure. In 2004, she joined TSYS Acquiring Solutions as an Executive Account Manager and by 2008 was appointed Vice President of Sales, generating over $60 million in revenues from new business. Stacey holds a Bachelor of Arts degree in Corporate Communications from Lindenwood University and has served on both the W.Net and the ETA Membership Committees..

Karen Coover

Chief Human Resources Officer

Karen leads best-in-class human resources practices across the company. She develops strategies for staffing and workforce planning, and partners with the company’s executive team on organizational development and change management issues. Karen has nearly 20 years of international experience in companies ranging from small technology firms to the Fortune 100. Prior to joining Apriva, Karen worked for Honeywell Corporation as a Vice President of HR for Honeywell Aerospace.