JILL WOROBEC (1) has joined the planning and design team of Mosby Building Arts.

Greater St. Louis Dental Society is pleased to install new officers and announce DR. WILLIAM SEATON as the new president.

Four new associates have joined Bryan Cave LLP in its St. Louis office: ERIN BROOKS (commercial litigation and environmental client service groups), CATHRYN CHETEK (tax advice and controversy client service group), KATE DUGAN (product liability client service group) and NICHOLAS ECKELKAMP (antitrust, transactions, technology, entrepreneurial and commercial and corporate finance practice).

LEO KELLY (2) has joined UMB Bank as VP and private banking client manger.

Coldwell Banker Gundaker is pleased to announce JEFF BOSCH as the new branch manger of the Creve Coeur/ Chesterfield office and B.J. SONDERMAN as assistant manager of the Town & Country office.

Black Twig Communications has promoted STEPHANIE FLYNN (3) to VP of public relations.

First Bank has promoted GEORGE KRIEGSHAUSER to assistant VP for Midwest corporate banking in the Creve Coeur office.

MATTHEW DERDEYN (4) has been promoted to senior VP of corporate finance at Charter Communications, Inc.

CARL KESSINGER has joined Reeg Lawyers, LLC, a corporate litigation defense law firm in Clayton.

Heartland Bank has hired LORI ENGLEMAN (5) as assistant VP of finance at the bank’s Clayton office and ROBERT NEHLS (6) as assistant VP, branch sales manger of the O’Fallon, Mo., branch.

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