El Pollo Loco selected Butler, Shine, Stern & Partners as its agency of record to handle brand strategy and communications chores.

Mindshare was awarded media responsibilities for RAC (Rent-A-Center) in the U.S. and Puerto Rico. The assignment includes media planning and buying responsibilities for traditional broadcast TV and radio. Work will be managed from the agency’s New York office.

mediahub from Mullen was named media agency of record for National Geographic Channels U.S. (National Geographic Channel and Nat Geo WILD), following a review. mediahub will be responsible for media planning and buying across all traditional and digital media platforms. The change will take effect later this spring. The incumbent was Allscope.

Walmart Canada tapped Twist Image as its digital agency of record, following a review.

Frank Unlimited, Seattle, was named the first advertising agency of record for Sound Credit Union, Tacoma. The agency will develop consumer print, online, radio, out-of-home and point-of-sale advertising, breaking in May. Previous work was handled in-house.

Buffalo Wild Wings Grill and Bar awarded Elevator Chicago agency of record duties for the Chicago Co-op Association. The agency will develop local market programs and support for the chain’s 43 Chicago area restaurants in Illinois, NW Indiana and southeast Wisconsin. The assignment was awarded after a review involving multiple agencies over a two-month period. Spending was not released.

Palladium Hotels & Resorts and The Royal Suites by Palladium selected M. Silver Associates as their agency of record. M. Silver will be responsible for increasing brand identity and awareness, as well as public relations efforts focusing on creative and strategic communications in the North American market.