CDI Employee Bios

Complus Professional Staff

When you work with Complus, you are served by some of the most skilled, knowledgeable and experienced professionals in the Parking Ticket Management industry.

From our corporate office to the field, Complus management and staff are committed to providing our customers with the innovative solutions, critical information, and the reliable support they need.

The following are brief introductions to key Complus management and staff personnel – the professionals who will have a primary responsibility for making the Parking Ticket Management System operate efficiently and effectively for you, everyday.

Jeff G. Grossman, President

Jeff is a graduate of Pace University (New York), where he majored in Computer Science and Accounting. He worked for the Sperry Corporation for eight years as a Technical Specialist and Applications Consultant, assisting in the design of customer hardware requirements and the installation of both systems and applications software. In 1979, Jeff began working with municipal governments as an independent consultant providing computer programming expertise in a wide range of areas including accounting, court administration, and personnel.

In addition to providing overall leadership to Complus, Jeff is responsible for all technical development and directing the ongoing process of keeping Complus on the leading edge of applying technological innovation to the task of Parking Ticket Management.

Stephen J. Hittman, Chief Operating Officer

Stephen is a graduate of Pace University (New York) where he majored in Accounting. He worked in Public Accounting for 26 years and was associated with many closely held companies of small and medium size, performing annual audits, preparing financial statements, handling tax authority audits, preparing tax returns, and consulting on a wide array of financial matters.

Stephen was Complus’ outside accountant until he began working full-time with Complus. Today he is responsible for all administrative functions as well as sales and marketing, pricing and competitive analysis, customer relations and business development.

Jennifer Rentz, Managing Director, Strategic Development

Jennifer graduated from Pace University (New York) with a Bachelor of Business Administration degree in Marketing Management and is currently working towards a Master of Science Degree in IT. She has developed her career in Client Services, Project Management and Marketing, most recently for a Management Consulting firm, where she worked closely with clients to develop a broad range of projects and business ventures. Jennifer brings nine years of Client Service and Management experience to the Complus team.

In her current position with Complus, Jennifer manages existing operational structures and helps develops new concepts that keep Complus on the cutting edge with product offerings.

Denise Mangano, Director of Technical Services

Denise graduated from Pace University (New York) with a Master of Science degree in Computer Science. She joined the Complus team in April 2002, applying her 4 years of prior IT experience as our Help Desk Analyst. Since then, Denise has assumed the role of Complus’ Director of Technical Services,  overseeing development of our complete parking ticket management software system.

In her current position, Denise’s responsibilities include overseeing and managing daily network operations, new client installations, and the help desk and field support team. Additionally, she is in charge of the overall design, operation, reliability and security of Complus’ data and telecommunications infrastructure.

David Holler, Vice President – Business Development

David graduated from Keuka College with a Bachelor of Science Degree in Marketing. Before joining COMPLUS, David worked as a Sales Representative for several years in the Pharmaceutical Industry and brings a broad base of experience in advertising, marketing, consulting and sales.

As part of the Business Development team, David is responsible for marketing the COMPLUS program, attending industry trade shows, developing new accounts and client retention. He also plays an active role in all RFP opportunities, contract preparations and renewals. Along with Bill Geraghty, David makes frequent client visits to ensure the proper delivery of services.

Allison Blau, National Director of Client Services

Allison is a native of Ohio and graduated from Youngstown State University with a Bachelor of Arts Degree. Prior to coming to Complus, Allison held various positions in the sales administration field.

In her current position, Allison is charged with the responsibility of insuring that our corporate policy regarding service to our clients is implemented in a positive and caring manner. She maintains a high profile with each of our clients by frequently visiting each customer site, scheduling computer requests, and handling questions and issues that arise from time to time. Allison is also responsible for training and re-training client personnel whenever new employees are hired. She provides on-going support to our computer users regarding current procedures and newly implemented enhancements. In addition, Allison has over 14 years experience working with municipalities and universities.