Deeply Experienced
It is said that there’s no substitute for experience. And that’s especially true when you’re talking about strategic marketing know-how. Our senior management team applies over 150 years of savvy marketing expertise to every client engagement.
We have award-winning experience working on behalf of a number of industries including financial services, insurance, energy, retail, non-profit, associations, government, healthcare and education. Whether it’s growing business, increasing membership, boosting donations, raising awareness, making sales or gaining market share, we possess the skills and expertise to make a difference by producing actionable and repeatable results.
Acute marketing challenges demand strategic marketing solutions developed by respected industry professionals. At Milenthal-DelGrosso, the depth of our expertise is matched only by the success of our clients’ programs.

Jon Milenthal
Chief Executive Officer
J
Jon Milenthal acts as the firm’s overall visionary, and is also responsible for the operational management of MD, LLC. Jon has 18-years of marketing strategy experience, having been the primary consultant on a number of national brands including General Motors, ACDelco Automotive Parts and Abbott Nutrition. Jon has led numerous award winning projects on behalf of his clients including awards for General Motors Acceptance Corp, Red Cross, Mid-Ohio Foodbank and Anthem Blue Cross/Blue Shield.
Jon is a graduate of the University of Kansas, and holds a degree in Marketing and Communications. Prior to leading MD, LLC, he worked for Campbell-Ewald and Yaffe & Company in Detroit. He also worked as an Account Director at Engauge.
Contact: jonm@md-llc.com

Carol DelGrosso
Chief Creative Officer
CCarol DelGrosso wears many hats at Milenthal-DelGrosso from creative director to editor and Flame animator. Her work on the celebrated video documentaries by Witek & Novak, “Ashes to Glory”, “Cam Henderson: A Coach’s Story,” and Steven Caras: See Them Dance, won EMMY awards as well as the Remi Award Grand Prize from the Houston Film Festival, and a Gold ADDY and Best in Category (Red Cross “Ashes”) from the Columbus Ad Federation.
Carol has been an Art Director in broadcast television and has extensive experience in commercial post production. Carol is a graduate of The Ohio State University.
Contact: carold@md-llc.com
Hayley Deeter
VP, Business Development
H
Hayley Deeter has over 30 years of marketing, branding and business development expertise. She spent more than ten years working for a direct marketing agency first in their New York City office before she opened their first location in downtown Chicago. She also held account management positions with Time, Inc. and CBS. Hayley’s 20 years of contact center experience includes establishing outsourced call centers in the Philippines and Panama which served some of the nation’s largest catalog, financial services and insurance companies. A serial entrepreneur, Hayley is the brainchild behind Hayley Gallery and Ella Restaurant + Bar in New Albany.
She is a graduate of Hofstra University in New York.
Contact: hdeeter@md-llc.com

Bonnie Milenthal
B
Bonnie Milenthal is a strategic adviser to Milenthal-DelGrosso, and brings an incredible amount of marketing savvy to the organization. Bonnie led some exceptional, well-known projects including bringing the Son of Heaven exhibit to Columbus, promoting the development and opening of Nationwide Arena, and coordinating the famous “Hands Across America” effort in Ohio. Bonnie always played an instrumental role in building the HMS brand to what is now Engauge. Bonnie received the prestigious “Women of Achievement” award from the YWCA in 2005, recognizing her community service and strength as a business woman in Ohio.
As adviser to Milenthal-DelGrosso, she adds her entrepreneurial spirit to the organization.
Contact: bonniem@md-llc.com

David Milenthal
D
David Milenthal is the founder of what is now Engauge, a marketing services firm now owned by Publicis. Prior to selling his company to the investors, David built what became one of the largest independently owned ad agencies in America…and all right here out of Columbus. He has helped spearhead efforts to develop brands for the nation’s leading cruise line, Carnival; the nation’s largest energy company, American Electric Power; one of the nation’s top five health care giants, Anthem Blue Cross and Blue Shield; and other national and regional companies.
David believes in using his marketing skills and that of his company to develop campaigns that positively impact important issues and programs in his local and national community. He is the first and only marketing CEO to ever chair the United Way campaign in Central Ohio, and he also served as Chair of the United Way from 1997-99. For the past several years he has served on the National Marketing Committee and the National Leadership Council of the United Way, as well as the Resource Development Committee of United Way of Central Ohio.
Contact: davidm@md-llc.com
