Our Team

Rex Briggs was named one of the dozen “best and brightest” in media and technology by Adweek, and one of the people to “watch and learn from” according to Brandweek. He has been honored with the Atticus Award for his work in direct marketing, the Tenagra Award for outstanding contribution to branding and ESOMAR’s Fernanda Monti Award for his work in CRM. Rex has also won international research awards for his work in understanding website effectiveness and online advertising. His work in understanding the effects of advertising in television, magazine and online was nominated for the prestigious John and Mary Goodyear Award for best international research. Rex was the first director of research for the Internet Advertising Bureau (IAB), and pioneered attribution analytics. His research has been translated into a half-dozen languages and he has taught at leading universities around the world.

Rex is the best-selling author of “SIRFs-Up – How Algorithms and Software are Changing the Face of Marketing.” The book tells the story of how brands can better optimize advertising spend with equations known as “Spend to Impact Response Functions” (SIRFs) and how they will become an integral tool for marketers of every size and vertical for allocating budgets and forecasting business results. Rex also is the best-selling author of “What Sticks: Why Most Advertising Fails and How to Guarantee Yours Succeeds.” The book draws learning from ROI measurement from 36 major marketers. The studies were designed by Marketing Evolution to track media expenditure in real time and offer solutions on how marketers can improve ad effectiveness. “What Sticks” was named the #1 marketing book by Advertising Age, and was featured on CNBC, Bloomberg, CNN, NPR and The Economist. Rex is an instructor for the Association of National Advertisers’ (ANA) School of Marketing, where he holds workshops on ROI measurement technologies and IMPACT Marketing.

Rex founded Marketing Evolution in 2000 and currently serves as the company’s CEO. Rex is known as one of the world’s leading experts in marketing ROI measurement and optimization technologies. His expertise derives from direct experience measuring and improving the performance of a wide range of marketing programs for more than 100 Fortune 500 marketers.

John knows finance, marketing and technology. He joined Marketing Evolution as its general manager of software development and operations, and then became president of the company in its transition to a fully SaaS business. Prior to Marketing Evolution, he headed up finance for a $2.5 billion region of Comcast. He understands the challenges of marketing ROI from a first-hand basis, both as a marketer and as a CFO. John has been deeply involved in marketing as a marketing strategy consultant and as a professor of marketing. John also founded Beacon Advisors LLC, a consulting firm specializing in the application of customer intelligence to market strategy and investment decisions, and was a senior partner at Mercer Management Consulting (now Oliver Wyman).

John holds a doctorate in business administration from Harvard Business School, where he concentrated in marketing research analytics and decision support systems. His research on how to best involve customers in software product development won awards from HBS, the Marketing Science Institute and the Institute for the Study of Business Markets. His work has appeared in The Wall Street Journal, Sloan Management Review and Journal of Product Innovation Management.

Rajinita Haumschilt is the Vice President of Finance at Marketing Evolution. Since joining Marketing Evolution in 2011, she has progressively taken on more responsibilities as her role has evolved. She works to ensure the financial stability of the company, and helps enable Marketing Evolution’s vision, strategy and innovation by providing oversight of the financial business control system, with a focus on streamlining for automation and scalability.

Rajinita earned her master’s in Accounting and Finance from Keller Graduate School of Management. She has spent her entire career working with both large-scale and start-up organizations. Her passion, however, is with smaller organizations that allow her to be a strategic partner in supporting growth.

Originally from the Fiji Islands and currently a resident of California, Rajinita loves the year-round sunshine and warm temperatures. Aside from outdoor activities like camping and hiking, Rajinita has a passion for world travel and new experiences with cultures, food and historic landmarks.

Michael is responsible for ensuring that every customer maximizes their investment in Marketing Evolution and supports their success through platform adoption and the application of opportunities to optimize media spend. An industry leader with over 25 years of experience in the marketing, data management, analytics, measurement and visualization arenas, Michael has deep experience in both client side and agency roles as well in the development, deployment and support of MarTech and AdTech platforms. Prior to joining Marketing Evolution Michael held senior management roles at American Express, Epsilon, eBay and most recently TapClicks.

Kristin Hambelton is responsible for leading Marketing Evolution’s global marketing strategy and operations, bringing with her experience that spans both global software enterprise organizations and high-growth startups.

Most recently she served as CMO at ServiceChannel, a facilities management software provider, and CMO at Evariant, a digital health company focused on patient engagement. Prior to that, Kristin worked at Adobe as a result of their acquisition of Neolane, where she started and ran the Marketing and Inside Sales functions.  She was part of the Neolane executive team that drove significant year-over-year growth, leading to the sale of the company to Adobe for $600M. Earlier in her career, Kristin held marketing leadership roles at IDC, Kronos, and Digital Equipment Corporation.

She is a frequent speaker on her passion for B2B Marketing and Customer Experience and has been recognized for her achievements by several organizations, including a Bronze Stevie Award for Female Business Executive of the Year, DemandGen’s Mako Award for Killer Content, and Sales Lead Management Association’s 20 Women to Watch. You can follow her on Twitter @KMHambelton.

Michael Cohen is a data product executive, scientist and scholar with organizational leadership experience in the development of technology for data-driven management. He works collaboratively to build innovative - results focused - technologies, that unlock insights and business performance. 

Michael also has strong academic ties, he provides executive education in data driven decision making and maintains a research program that develops data science for managerial decision making. He has extensive vertical expertise in digital media & e-commerce, food marketing, corporate social responsibility, and competitive strategy.

He has technical expertise in: Data Management & Analytics, Econometrics & Bayesian Statistics, Management & Marketing Science, Software Application Engineering, Technical & Cloud Computing, Decision Activation Systems & Optimization.

In terms of his education, Michael holds a PhD, University of Connecticut and a BA, Western Connecticut State University.

As SVP, Talent, Mary Loeffler is responsible for building and scaling a healthy and sustainable organization where people thrive. Mary oversees talent which includes talent acquisition, talent management and development, culture/engagement, diversity and total rewards.

Mary brings over 20 years of experience in People and Talent Operations in technology organizations for both high-growth small start-ups such as Enliven Marketing Technologies and PulsePoint. and large, global corporations, such as Bertelsmann.  Mary’s experience spans all aspects of human resources including: recruitment, onboarding, talent management, development, culture/engagement, total rewards, and compliance.

Mary received her Masters of Science Degree in Organization Leadership from Mercy College.

As Chief Revenue Officer, Shane Desrochers is responsible for Marketing Evolutions’ global sales growth and revenue. Shane brings more than 18 years of sales and sales management experience in the technology space and has over 15 years SaaS sales experience. Prior to joining Marketing Evolution Shane was Vice President of Sales and Operation for Digital Commerce and Order Management for Aptos Retail. There he ran the Sales, Retention, Product, and QA teams. At ShopVisible, Shane served as VP of Sales and Operations where he was instrumental in company growth that resulted in a successful exit to Epicor. Prior to joining ShopVisible, Shane was Director of Sales at Silverpop, a Marketing Automation and Email Marketing SaaS platform. He was crucial in growing Silverpop's client base from under a dozen clients to over 1,000 of the most recognized brands in the world.  Silverpop sold to IBM in 2014. 

Shane holds a BBA in Marketing from the University of Massachusetts.