Michael Blake

Michael Blake is the CEO of HTNG. Michael previously served as the CIO of Commune Hotels & Resorts, encompassing Joie de Vivre, Thompson, Tommie and Alila Hotels. He provided strategic leadership and sound perspective to contribute to the management and evolution of Commune's global IT functions. Michael was previously the CIO for Hyatt and set the global technology direction for their global footprint. Michael has over 20 years of experience in finance and technology in various roles. Before his CIO positions with Commune and Hyatt, Michael was SVP of IT for First Data, CFO of IT Finance at Kaiser Permanente and Director of IT Finance for Sears. In each role, he was the highest ranking IT Finance resource and key internal consultant and advisor to international senior leadership teams. Prior to that, Michael held various financial roles within United Airlines including the controller of the IT organization. Michael holds a Bachelor of Science in Accounting from the University of Utah, received his MBA in Finance and Economics from the University of Chicago Booth School of Business and also his MS in Information Technology from Northwestern University. He also maintains several credentials and licenses: CPA, CMA, CISA, CITP and PMP. Michael served as a member of HTNG's Board of Governors since 2009 and held the Treasurer position for many of those years.

David Sjolander


As Chief Operating Officer, David is responsible for driving the operational execution of HTNG’s mission. David is a lifelong hotelier with deep background in hotel technology, distribution and operations. He has held senior executive positions with several industry suppliers, such as Pegasus, TravelClick and Fidelio, as well as leading hotel chains Carlson Hospitality and Hyatt. David holds a bachelors degree in Hotel and Restaurant Management from the University of Denver and an MBA from Golden Gate University in San Francisco. He also serves on the Executive Advisory Board of the Fritz Knoebel School Of Hospitality Management at the University of Denver.

Sandy Angel

Web Services Architect

Sandy is HTNG’s Web Services Architect with her focus being primarily on the Software Forum Workgroups. She is also currently the Specification Manager for the OpenTravel Alliance and acts as a liaison between the two organizations. Sandy has extensive experience in the hotel industry working for Marriott International for over 20 years holding many different positions within operations, reservations sales and information technology. Sandy graduated from Michigan State University’s College of Business with a Bachelor of Science degree in Hotel Restaurant Management. In Sandy’s free time, she enjoys spending time with her husband and two sons.


Judy Czarnik
Director of Membership 

As Director of Membership, Judy manages the membership process and provides support to members and prospective members alike. She serves as the key point of contact for members addressing all questions, issues and membership changes. Judy works with prospective HTNG members to understand their business and determine how HTNG membership can best meet their needs. She also works with members on sponsorship and exhibit opportunities at HTNG events. Prior to HTNG, Judy was Sales & Marketing Manager for the Alliance of Audited Media, a media information association and the Associated Press. Judy has significant sales and marketing experience and enjoys delivering valuable solutions to members. She earned a B.S. in Marketing from Northern Illinois University with a minor in Psychology.

Patrick Dunphy


Patrick's responsibilities largely focus on Infrastructure and Device Forum activities and workgroups. In addition to managing the ongoing activities of the forum and workgroups as well as coordinating forum meetings, Patrick is also responsible for managing HTNG’s many internal systems. Patrick holds several Microsoft systems certifications and is familiar with managing systems across distributed networks. In his prior role, Patrick managed IT projects and provided technical support for a suburban Chicago school district, which totaled 25,000 users in 27 different buildings. In his free time, Patrick enjoys reading popular fiction and improving his technical skills, including Drupal, Microsoft platform operating systems, VMware and network security practices. During the occasional need to unplug, he also enjoys camping, boating and hunting.

Dynette Lucas
Finance and Member Services Manager

Dynette provides the daily accounting, reporting and analysis of HTNG financial results reporting directly to the COO. She also contributes to the on-going maintenance of the association’s CRM. Dynette holds a Bachelor of Science in Accountancy from DePaul University with experience in the Airline and Outsourced Customer Care Industries. She enjoys spending her free time with her family, traveling to warmer destinations in the winter and listening to live music.

Katie Mazzuca

Senior Director of Marketing & Events

Katie manages all meeting logistics regarding HTNG Conferences, Forum Meetings and Board Meetings.  She is responsible for venue selections, contract negotiations, budgeting, catering and on-site event management.  Katie also works with HTNG members to facilitate event registration.  Prior to joining HTNG, Katie worked at an association management company where she managed a team that organized over 50 conferences per year.  Katie earned a Bachelor of Business Administration in Accountancy and a Masters of Science in Accounting from the University of Notre Dame.  In her free time, Katie enjoys spending time with her family, traveling, performing in community theater and cheering on the Irish.

Armand Rabinowitz

Senior Director of Strategy and Workgroups

As Senior Director of Strategy and Workgroups, Armand leads strategy with a mission to foster collaboration among industry members working to improve technology that is critical to business operations in the globally connected era. Armand will also focus on enabling the HTNG workgroups to continue the tradition of creating educational content, solutions and standards. Armand received a bachelor’s degree from Vanderbilt University’s School of Engineering. Armand has an extensive background in information technology and emerging technology, working for over a decade in the technology and hospitality industries. In his free time, Armand enjoys cooking with his wife, photographing his daughter in jazz and ballet and coaching his son’s hockey team.

Emily Wilson

Marketing Communications Specialist

Emily is HTNG’s Marketing Communications Specialist with her primary focus being on the organization’s external communications. Emily develops and executes all email marketing campaigns and generates social media campaigns across all of the organization’s social media channels. Emily also produces company press releases and collaborates marketing efforts with leading industry partners. Emily graduated from Illinois State University with a Bachelor of Science in Public Relations and holds experience from previous communication roles. Emily enjoys traveling, playing and watching sports and spending time with her family and friends.