The Stelter Co. announced that Marianne Coppock has joined the company in the newly created position of vice president of client success. Coppock brings more than 20 years of marketing, promotions and sales leader experience to the planned giving marketing firm. The creation of the new position is in response to the growing need of Stelter clients for a deeper level of strategy and consultation, the firm said in a news release. Stelter, based in Urbandale, serves more than 1,500 nonprofits nationwide. In addition to her agency experience, Coppock is well versed in event planning, fundraising and employee engagement, having helped lead the marketing team that opened Jordan Creek Town Center in West Des Moines in 2004. She is a certified StrengthsFinder coach and advocate, training professionals on how to make the most of their abilities. She is a graduate of Drake University and the Greater Des Moines Leadership Institute, and was honored by the Business Record as a Forty Under 40 in 2006.