Larson Shannahan Slifka Group (LS2group) today announced the launch of a new marketing division within the firm. The service will include brand development and positioning, advertising campaigns, web design and social media. Julie White will head the division. Also, LS2group announced Sarah Lukan as a new partner. LS2group is a public relations and marketing firm that consults for corporate campaigns, manages nonprofit projects and advises Fortune 500 clients. The firm has offices in Iowa, Kansas, Minnesota, Missouri, Nebraska and South Dakota.