COLUMBIA, Md.--(BUSINESS WIRE)--Merkle (www.merkleinc.com), a leading technology-enabled, data-driven performance marketing agency, announced the appointment of Harry “Hap” Brakeley to executive vice president, global sales leader. Brakeley is a seasoned marketing executive with more than 30 years of industry experience working extensively in business, technology, and market-driven organizational change projects for Fortune 1000 clients across a broad spectrum of industries. Brakeley joins Merk