Hinshaw & Culbertson LLP added Megan Lopp Mathias as a partner to its commercial transactions practice.Mathias focuses on advising minority and women-owned companies and executives in general corporate and legal matters. She has advised companies across industry sectors on complex commercial litigation matters, employment issues, operations, strategy, e-discovery, business transactions, business divorce, and tax issues.• Nielsen Zehe & Antas P.C. elected Frank N. DeBoni and Bradford S. Krause as shareholders …