Management Team

Dave DeMarsh , CEO, KBM Data Services

Dave DeMarsh serves as President, KBM Group Data Services. Under Dave's leadership, KBM Group's iBehavior cooperative database count has doubled, and currently includes 3,000 contributing members, representing purchases made by 190 million consumers.

Before joining KBM Group, Dave was vice president of production operations at Abacus Direct, where he managed operations for the cooperative database alliance and database management divisions, as well as overseeing product research and development. Prior to Abacus, Dave was assistant vice president of product delivery at Fiserv. While at Fiserv, he led the implementation, training and engineering support services in the development of the company's document imaging and management technology. Dave spent the early part of his career at GTE Information Systems, where he concentrated on data integration, interoperability and distributed database interfaces for GTE's internal networks.

Dave holds a BS in Computer Science from Stetson University.

Bret Harper , COO, KBM Data Services

Bret Harper joined KBM Group Data Services in 2007 and currently serves as the company's chief operating officer. In this role, Bret oversees iBehavior's engineering and IT groups as well as manages the daily operations of the data acquisition and output teams.

Prior to KBM Group, Bret served as senior director of client services for Data Management Solutions (Epsilon, Abacus Direct) where he managed a team of 90+ database and list-processing professionals. Prior to Abacus, Bret worked in CRM Solutions for MatchLogic, Inc. and as marketing systems manager for Checks Unlimited. He served in the United States Air Force as director, Missile Warning Software Branch, 21st Space Wing.

Bret holds a BBA in Business Computer Systems from New Mexico State University and an Executive MBA from the University of Colorado.

Kevin McMahon , VP, Finance & Administration

VP Finance, KBM Data Services

Kevin leads financial analysis, business planning, forecasting and financial reporting for KBM Data Services, joining in October 2015.

Prior to that, Kevin was Director of Finance for The Running Specialty Group - a fast growing footwear and sports leisure retailer - and a division of Finishline, Inc. At RSG he led Finance, Accounting, IT and Business Integration, and oversaw 10 acquisitions which tripled growth in 2 years.

Previously he was the Controller for BT Conferencing Video, a $160M division of BT, a global telecommunications company.

From 2000 to 2006, Kevin was Vice President, Finance for Abacus (now Epsilon Data). He managed the Finance and Accounting departments and championed international expansion into 7 countries. He also served as a Board Member for both Abacus Germany and Abacus UK.

Before joining Abacus, Kevin worked at Artemis International Solutions, a project management software company with operations in twenty-seven countries. As CFO in a successful turnaround, he led Finance, Accounting, Administration, HR, and Legal functions.

Kevin earned a B.A with Honors in Accounting and Finance from Manchester Metropolitan University (U.K.) and holds the A.C.M.A. certification from the London based Chartered Institute of Management Accountants. He also holds the C.G.M.A. designation as a Chartered Global Management Accountant.


Adam Woods , CTO, KBM Data Services

Adam Woods serves KBM Group's Data Services division as the Chief Technology Officer. Adam joined the company in 2011 and since then has facilitated the aggressive roll out of products and services internationally as well as bringing the interactive infrastructure up to true "Web Scale" to handle the impressive growth of business.

Before moving to KBM Group, Adam was the Director of Engineering at StoneRiver overseeing development and quality assurance with their India development organization. He helped to deliver a full system re-write of StoneRiver's enterprise collection of insurance software for policy, claims, billing, and worker's compensation across the entire property and casualty space.

Adam holds a Bachelor of Science degree in Management of Information Systems from the University of Colorado.

Joe Bank , GM, Merchant Services, Data Services

Joe Bank joined KBM Group Data Services as senior vice president of sales in 2009.

Joe comes to KBM Group from Abacus where he served as senior vice president overseeing the B2C, B2B, Retail, Solo offer, Publishing and Continuity Divisions. Joe brings an exceptional sales track record, as well as 17 years of direct marketing experience with companies that include Rodale Press and International Masters Publishers. Joe's international experience in the UK, Spain, Germany and France adds even greater depth to KBM Group's management team.

Joe holds a BA in English Literature from the University of Michigan.

Jason Dodge , Managing Director, Global Markets

Jason joined KBM Group in early 2016 as Managing Director of Global Markets, and is leading our international expansion efforts in Asia-Pacific, the Middle East, and Africa.

Before joining KBM Group, Jason was Vice President and General Manager of Client Services at Epsilon, where he proved himself a marketing innovator with an award-winning track record through his work with major global consumer goods and retail clients like Kraft Heinz, Mondelez International, Kellogg's, Gevalia, Tassimo, Ann Taylor, and Guthy-Renker.  He is a people-centric marketer who knows how to bring together data and technology to drive insights that fuel the next big idea, and ultimately to precision deliver the marketing message to the right person in the ideal time and medium.

Jason graduated with honors from Michigan State University with a BA in International Relations and Spanish.  He is based in KBM Group's Colorado office, and lives in Boulder, Colorado, where he takes advantage of all four seasons in the majestic Rocky Mountains through cycling, skiing, hiking, backpacking, fly fishing, and outdoor not-for-profit volunteering with his family, friends, and three dogs.

Ed Messman , GM, Interactive

GM, Interactive 

A proven executive leader with strong business development, operational, and financial management. Over the last eight years Ed has led three startups in the digital marketing sector through multiple institutional financings while leading and orchestrating multiple buy and sell side acquisitions.  Ed has a deep background in finance with 13 years of venture and private equity finance working with hundreds of early and later stage technology companies from startup, growth to exit.

Ed is currently GM of Interactive at KBM Group where he will lead the global growth of its DMP, Zipline.  Prior to KBM, Ed was SVP Corporate Development at SpotRight, a venture backed social data and analytics company he co-founded.

Over the last five years he has led the company through initial go to market, helped launch a patented cloud based big data and analytics platform, and has established key partnerships with the largest digital marketing companies and agencies in the world.

Ed is an advisor to several startups in Boulder, CO and works with organizations including Blackstone Entrepreneurs Network to provide advice on operational startup topics including capitalization and organizational growth.

Martin Smith , GM, Data Products

Martin is the general manager of Data Products, bringing extensive experience in digital and direct response advertising, and is located in KBM Group's Colorado office.

Prior to KBM, Martin helped develop Trueffect an innovative ad technology company focused on First-Party Ad serving. He has lead significant international CRM, interactive and analytic initiatives delivering innovative actionable solutions working as vendor and for brands that include; Procter & Gamble, General Motors, Apple, Clarks, NatWest.

He has won DMA awards for Database, Innovation and Overall Gold for his work. Martin holds a BA Hons University of London.


Leighton Cuff , EU Managing Director, Data Services

Based in London, Leighton has been instrumental in the launch of both I-Behavior and Zipline services in the UK. As, EU Managing Director for the Data Services division of KBM Group, Leighton oversees the operations and sales for both our Interactive and Cooperative Marketing in the UK and France. Leighton is also focused on expanding these offerings across the wider European market.

Leighton was formerly Sales Director of I-Behavior in the UK. Prior to joining KBM Group in 2012, Leighton held several key roles at Transactis, where he was responsible for acquiring and managing many key client relationships. Leighton has over 15 years experience in Account Management and Business Development with both Agency and Direct relationships.

Leighton holds a BScEcon in Geography from University of Wales Swansea.

Luis Machado , Brazil Country Manager, KBM Data Services

Luis is Country Manager of KBM Data Services. Based in São Paulo, he is pioneering the business unit in Brazil and is primarily focused on leveraging the Zipline Data Management Platform across Latin America.

With over 17 years' experience in the interactive/direct marketing industry, Luis has worked for several prestigious agencies implementing their data-driven processes, as well as planning and managing campaigns for global brands. His passion for other languages and cultures has taken him to work in places like Tokyo, Buenos Aires and Amsterdam.


Luis holds a Technologist degree in Data Processing from Mackenzie University.

Wendi Welton , Director, Human Resources

Wendi Welton joined KBM Group Data Services in April 2012 and is a key member of the executive team serving as Director of Human Resources.  Wendi has more than 20 years of progressive experience as both a generalist and specialist.  Her focus is on talent management, improving organizational effectiveness and expanding our team internationally.

Prior to joining KBM Group, Wendi was the VP, Human Resources for GHX  and played an instrumental role in more than doubling the size of the business through internal growth and integrating acquisitions.  She championed GHX's cultural assessment and development process, launched emotional intelligence training at the executive level to improve employee retention and productivity, and enhanced the efficiency of the human resources team.

Wendi earned a Bachelor of Arts degree in psychology from the University of Colorado at Boulder.