Nielsen, Zehe & Antas P.C. added Samantha C. W. Sims as an associate. She will concentrate her practice with the firm’s subrogation practice group.• The Attorneys’ Title Guaranty Fund Inc. named Deborah Frank Feinen as vice president for downstate operations. She succeeds Jerry T. Gorman, who retired earlier this year.In April, Feinen was re-elected to a second term as mayor of the city of Champaign, Ill. She is also a partner at Tummelson Bryan & Knox LLP in Urbana.• Michael Best & …