Meet the Staff

Gray Taylor

Executive Director

Gray literally grew up in the convenience store industry with the opening of the family’s first convenience store in 1963.  Involved in the family business, comprised of 87 stores, he gained experience in all phases of convenience store and chain retail operations. 

Gray has been involved on a variety of projects, including heading global product management for three of the world’s largest retail petroleum equipment and systems suppliers and Vice President of Research & Technology for the National Association of Convenience Stores (NACS). Gray managed product portfolios that included payment platforms for EMV migration markets from Malaysia to Canada, as well as mobile/RFID payments initiatives.  Gray also established NACS’ card payments program which saved the industry $60M in its first year of operations, and currently serves over 1,500 stores, doing 100m transactions annually.

Gray lives in Georgetown, TX and can be reached at +1 512.508.3469, or  

Linda Toth

Director of Standards


Linda has oversight of many of the technical and business committees within Conexxus and the work they produce. She also oversees the maintenance of and development for the Conexxus website.  She advocates on behalf of the convenience industry at EMVCo, the US Payments Forum (formerly the EMV Migration Forum) Petroleum Working Group, and the National Conference on Weights and Measures.  Linda holds the digital offers community group chair at the World Wide Web Consortium (W3C),  and participates in the ANSI X9 subcommittees working on payments, point-to-point encryption, and tokenization.  She is also the technical lead for Conexxus' joint work with the International Forecourt Standards Forum (IFSF) to develop global solutions and standards for retail fueling. 

Linda graduated from North Carolina State University with a BS in Electrical Engineering.  Prior to joining the Conexxus staff in 2011, she worked for 7 years at VeriFone’s Petro division developing POS software and for 15 years at OPW Fuel Management Systems designing automatic tank gauge and leak detection equipment and software.  She has been engaged with Conexxus/PCATS since its inception, holding various leadership roles within the Device Integration Committee and its working groups.  Linda currently resides in Clearwater, Florida and can be reached at +1 727.631.5536 or

David Ezell

Director of New Initiatives

David’s responsibilities include the surveying of new technologies such as those comprising the Fourth Industrial Revolution (IR4.0), and promoting the use of Conexxus standards, both existing and new, in these trending technology environments.   David continues to represent Conexxus at the World Wide Web Consortium, which he has been a part of since 2002.  He has led several committees at W3C and is currently a co-chair for the Web Commerce Interest Group and serves on the Advisory Committee. 

David has been involved in NACS Technology, PCATS, and Conexxus standards work since 1998, including chairing the POS/Back Office Committee, and served on the Board of Advisors from 2011 through 2018.  More recently, David has advocated for the adoption of open API architecture as a powerful way to implement Conexxus standards.

David joined the Conexxus staff January 1, 2019.  Prior to joining Conexxus, David was a Principal Software Architect in the Petroleum division at Verifone, specializing in requirements gathering, use case centric design, and XML data design and processing.

David lives in Tampa, Florida, and can be reached at +1.727.808.4918, or

Ann Zecca

Membership and Administration

Ann is the meeting planner for all Conexxus events, including the Conexxus Annual Conference, Annual Strategy Conference, and technology field trips.  In addition, she oversees membership processing and handles administrative duties for Conexxus. 

Joining the staff in 2003, Ann is one of the original staff members of Conexxus/PCATS.  Previously, she worked in accounting as well as contemporary art sales and management.  Ann splits her time between Stafford, VA and Virginia Beach, VA and can be reached at +1 703.518.7963 or

Jenny Bullard

Manager, Member Engagement

Jenny joined the Conexxus team in September of 2018.  As Manager of Member Engagement, her responsibilities are to connect with present and future members about the importance of their participation in Conexxus for the advancement of standards for the industry.  She also works closely with the Conexxus committees and working groups in their efforts to create standards.

Jenny is one of the charter retail technology executives of PCATS that later became Conexxus.  She has been actively involved with Conexxus/PCATS since its inception, serving in various leadership roles within the working committees and in 2008 served as Chair of the Board of Directors.

Prior to joining Conexxus staff, Jenny served as a technology leader in the industry for 46 years.  First as CIO for Flash Foods and in the last couple of years as an IT manager for CST Brands and then Circle K.   Jenny currently resides in Alma, Georgia and can be reached at +1.912.281.8765 or

Kim Seufer

Standards Coordinator

Kim joined the Conexxus team in July of 2016. She works closely with many of the Conexxus committees and working groups to advance standards for the industry, as well as assisting with the website and other administrative tasks.

Kim graduated from Appalachian State University in 2012 with a B.A. in Political Science and Spanish Language. She then spent 3 years studying Political Science at Penn State University with a focus on lobbying behavior and social data analytics. While at Penn State, she attended the Inter-university Consortium for Political and Social Research (ICPSR) Summer Program in Quantitative Methods of Social Research at the University of Michigan and has research published in the journal Interest Groups and Advocacy. Prior to coming to Conexxus, Kim worked in real estate and as contracted research assistant examining the consumer behavior associated with credit card usage. Kim currently resides in Greensboro, North Carolina and can be reached at +1.336.707.8918 or

Allie Russell

Standards Coordinator

Allie has been with Conexxus since 2015 in various roles.  A current full-time student at the University of North Carolina Law School, Allie continues to work with Conexxus part-time.  She coordinates the monthly webinars, manages Conexxus’s social media presence, builds the Annual Conference mobile app, and assists with the website and other administrative responsibilities.

Allie graduated from the University of Florida in 2017 with honors and dual bachelor's degree in Political Science and Criminology & Law. Her current focus in law school is on intellectual property and data security laws.

Allie resides in Clearwater, Florida and can be reached at


Conexxus Mascot

Stewie became the official Conexxus mascot in 2008.  Each outgoing Chair of the Board of Advisors adds an item to Stewie's collection of memorabilia. 

Stewie and his collection can be found at every Conexxus Annual Conference.   Between Conferences, Stewie resides with the current Conexxus Chair and can be reached at