Mayer Brown LLP promoted Guy W. Barcelona Jr., Esther Chang, Jessica A. Michaels, Cory R. Miggins, Ahmad S. Nofal, Anthen T. Perry, Linda X. Shi and Tameem A. Zainulbhai to partner in Chicago.Barcelona Jr. to intellectual property; Chang to corporate and securities; Michaels and Shi to litigation and dispute resolution; Miggins and Zainulbhai to banking and finance; and Nofal and Perry to real estate markets.• Fitch Even Tabin & Flannery LLP partner David A. Gosse was appointed chair of the American Intellectual …