Leadership

Calero’s Leadership Team

About UsLeadership

Global Leadership Team

joe pajer
Karen Clark CFO
andrew wsyse
tripp-cox
davis bliss
shelley samoray
andrew taylor
scott gilbert

Joe Pajer

President & CEO

Joe has 35 years of technology industry experience, including more than 20 years in senior executive positions. Prior to joining Calero, Joe was President & CEO of Thinklogical, the leading provider of high performance, multiple classification video and data distribution solutions for defense organizations worldwide.  Before Thinklogical, he was the President & CEO of Vocollect, a premier provider of voice recognition-enabled computing solutions for mobile workforces.  Additionally, Joe has held several executive leadership positions with Marconi, FORE Systems, Compaq Computer and AT&T. Joe holds a Master of Science degree in Management and a Bachelor of Science degree in Civil Engineering, both from Carnegie Mellon University in Pittsburgh, PA.

Karen Clark

Interim Chief Financial Officer

A Riverside Operating Partner, Karen is currently the Interim Chief Financial Officer for Calero. Karen has more than 25 years of broad-based business experience.  Prior to joining Riverside in 2008, Karen was the VP of Finance for the Biosciences Group of Fisher Scientific. Previously, she was the CFO for two public companies: PacifiCorp, an electric utility, and Capstone Turbine Corporation, an alternative energy technology company, where she also served as the Chief Legal Officer. Additionally, Karen has held financial leadership roles at Precision Castparts Corp, Tektronix, The Coleman Company, Inc., and its acquirer, Sunbeam Corporation. She also served as a Certified Public Accountant and a Certified Management Accountant in the consulting and auditing practices of Ernst & Young and Arthur Andersen.

Andrew Wyse

Managing Director, EMEA

Andrew oversees Calero’s EMEA business operations and is responsible for supporting clients with multi-national requirements. Andrew brings over 20 years in international business and sales leadership roles within the technology sector, and has held various C-level roles throughout his career. Prior to joining Calero, he most recently served as Senior Vice President of Sales at PayWizard Group, PLC, where he was responsible for Global Sales and drove new deals with Tier 1 media enterprises in APAC, Middle East and Europe. He also served as President of Global Sales and Operations for Airwide Solutions, where he led a globally distributed sales, delivery and support team to address the messaging needs of the world’s largest wireless carriers. While there, he doubled the company’s revenue prior to being sold. Andrew holds a Bachelor of Science degree in Electrical, Electronics and Communications Engineering from University of North London and a Global Leadership in Technology certification through Ericsson’s Management Program.

Tripp Cox

Executive Vice President of Research & Development

Tripp leads the design and development of Calero’s software products and advanced analytics solutions. Tripp brings extensive experience creating new products and leading technology organizations in the Internet services, cybersecurity, and advanced analytics markets. Before joining Calero, Tripp served as Chief Technology Officer at Illuminate360, leading the market introduction of advanced analytics as a service for large healthcare and logistics-oriented clients.  Prior to Illuminate360, Tripp built and led the research and development of AI-based security products for Damballa, a provider of leading advanced threat protection solutions for Cloud Service Providers and global enterprises.  Additionally, he performed progressive roles including Chief Technology Officer at MindSpring Enterprises and EarthLink, Inc. an industry-leading provider of Internet services to consumers and small to medium sized businesses. Tripp holds a Bachelor of Science degree in Business-IT Management from Western Governors University.

David Bliss

Executive Vice President, Product Management and Marketing

David is responsible for Calero’s strategic product vision, development roadmap and go-to-market activities. David brings a wealth of experience in leading product management teams and taking a customer focused approach to strategic planning.  Prior to Calero, David led product management for CCC Information Services’ core technology platform where he launched their mobility and artificial intelligence product lines and achieved market-leading status in these areas within 18 months. He also served in a management consultant capacity with PwC and in progressive roles within product management and product marketing while at Accuity. David holds a Master of Business Administration degree from Northwestern University’s Kellogg School of Management and a Bachelor’s degree in Global Studies with a minor in Mathematics from the University of Illinois at Urbana-Champaign.

Shelley Samoray

Vice President/General Manager, Strategic Business Unit

Shelley is responsible for Calero’s Strategic Business Unit, delivering customer implementations and ongoing service delivery for many of Calero’s largest customers. With half of her career spent in Big-5 management consultancy, Shelley’s foundation and focus is on building expertise, achieving operational excellence, accelerating and maximizing customer value creation, and partnering for innovative growth. Shelley has implemented global solutions across a wide breadth of industries, allowing her to understand many of the complex requirements our customers face. Shelley has led strategic PMOs, enterprise transformation programs, and top tier ERP implementations for many Fortune 500 companies, including $2B+ portfolios within the Fortune 5. She is a well-recognized and accomplished leader in enterprise portfolio governance, program and project delivery, business and software enabled transformation and operations. Shelley earned a Bachelor of Business Administration degree from the University of Georgia and is based out of Calero’s Atlanta office.

Andrew Taylor

Executive Vice President, Global Sales

Andrew is responsible for leading both Calero’s direct and channel sales and customer success programs. By fostering a culture of collaboration and consultation in all phases of customer engagement, Andrew enhances Calero’s role as a trusted advisor and assures outcomes that exceed customer expectations. Prior to Calero, Andrew was the VP, Sales and Marketing for one of the original Managed Mobility Service providers, Mission Critical Wireless (MCW). Through collaboration and customer engagement, Andrew helped expand MCW’s business from a small regional player to a national player and ultimately a global player, which led to its acquisition by Digital Management Inc (DMI).  Once at DMI, Andrew continued his role within DMI’s commercial division as VP, Sales helping DMI achieve Leader status in the Gartner Magic Quadrant.  Additionally, Andrew has held multiple leadership positions within AT&T and Verizon Wireless. Andrew attended Miami University of Ohio.

Scott Gilbert

Chief Operating Officer

Scott oversees Calero’s ongoing customer operations, which includes ensuring Calero provides best-in-class service to its growing customer base. With over 20 years of telecom and software experience, Scott most recently served as Chief Information Officer at FirstLight Fiber, where the successful implementation of his systems and process methodology enabled the regional infrastructure provider to scale to nearly five-times its size within a 48-month span via aggressive acquisition and organic growth. Scott also played a pivotal role in two highly successful private equity transactions while at FirstLight.  Additionally, he has served as Chief Operating Officer of CornerStone Telephone Company and Chief Information Officer of Cleartel Communications. Scott holds a Master of Business Administration degree from Union College and a Bachelor of Science degree in Information Science from Hartwick College.

EMEA Leadership Team

andrew wsyse
mike lucania
nicola whiting

Andrew Wyse

Managing Director, EMEA

Andrew oversees Calero’s EMEA business operations and is responsible for supporting clients with multi-national requirements. Andrew brings over 20 years in international business and sales leadership roles within the technology sector, and has held various C-level roles throughout his career. Prior to joining Calero, he most recently served as Senior Vice President of Sales at PayWizard Group, PLC, where he was responsible for Global Sales and drove new deals with Tier 1 media enterprises in APAC, Middle East and Europe. He also served as President of Global Sales and Operations for Airwide Solutions, where he led a globally distributed sales, delivery and support team to address the messaging needs of the world’s largest wireless carriers. While there, he doubled the company’s revenue prior to being sold. Andrew holds a Bachelor of Science degree in Electrical, Electronics and Communications Engineering from University of North London and a Global Leadership in Technology certification through Ericsson’s Management Program.

Mike Lucania

Vice President, Sales, EMEA

Mike is responsible for leading Calero’s EMEA direct and channel sales as well as customer success programs. In partnership with Andrew Taylor, Mike enhances Calero’s EMEA team by bringing his recognized industry leadership and expertise in Communications Lifecycle Management (CLM). Previously, Mike served as Vice President of Solution Consulting for Calero and has held several senior leadership roles, and played an instrumental role in the integration of Veramark, PINNACLE and Movero into what Calero is today. In the last 10 years, Mike has led operations and sales functions supporting the adoption and deployment of Calero’s CLM solutions for many Fortune 500 companies. Prior to joining Calero, Mike served as Program Manager and Data Analytics Practice Lead for ePlus Technology, Inc. Mike holds a Bachelor of Science degree in Computer Science with a concentration in Software Architecture and Mathematics from State University of New College at Brockport.

Ron Rijkenberg

Regional Vice President, EMEA

Based out of the Netherlands, Ron leads Calero’s European operations. With more than 25 years of experience in helping customers navigate the telecom and expense management industries, he brings a wealth of insight and knowledge around the highly complex European markets. Ron joined Calero through the acquisition of A&B Groep, where he served as one of the founders and CEO. In his role as CEO, Ron helped expand A&B Groep from a national consulting firm into a global operating TEM company, resulting in the acquisition by Calero. During his first 10 years with A&B Groep, Ron held a leading role in sales and then served as CEO for 9 years. Before his career in this industry he served in the Royal Dutch Navy for 7 years as a Radio Radar Technician. Ron holds a Bachelor’s degree in Electronics with a concentration in Telematics from Rotterdam University of Applied Sciences.

Nicola Whiting

Vice President, Operations, EMEA

Nicola brings over 25 years of IT and communications experience, combined with a strong operational and technical background. Based in the U.K., Nicola oversees all aspects of Calero’s EMEA operations, including implementation and service delivery, supporting growth and profitability in this region. Throughout her career, she has held a number of senior roles at Veropath and Bluesky Technologies, and brings a wealth of knowledge and insight of the European market. Nicola joined Calero following the recent acquisition of Veropath, where she was co-founder and Chief Operating Officer. While at Veropath, Nicola was instrumental in the development of the company’s implementation and service delivery efforts to secure Fortune 200 customers. Nicola holds a Professional Certificate in Marketing from the Chartered Institute of Marketing in Berkshire, as well as certifications from other UK accredited institutions.