Brian Fahrney and Teresa Wilton Harmon have been named to the 2026 Who’s Who list by Crain’s Chicago Business. The list highlights Chicago’s most influential figures, recognizing “the people driving decisions, setting agendas, and leading change across the region.” Brian is the chair of Sidley’s Executive Committee, a member of the firm’s Management Committee, and a former co-leader of the firm’s global M&A and Private Equity group. He is one of the country’s leading M&A lawyers and a trusted advisor to public companies on SEC and corporate governance matters. Teresa is co-managing partner of Sidley’s Chicago office, a member of the firm’s Executive Committee, and a partner in the firm’s Global Finance practice. Teresa is a go-to advisor and frequent speaker on financial transactions, commercial law, digital assets, and legal ethics. She's also a trusted board leader, who channels the strength and spirit of Sidley's 1400-person Chicago office to support our clients and community.~~Brian Fahrney and Teresa Wilton Harmon have been named to the 2026 Who’s Who list by Crain’s Chicago Business. The list highlights Chicago’s most influential figures, recognizing “the people driving decisions, setting agendas, and leading change across the region.” Brian is the chair of Sidley’s Executive Committee, a member of the firm’s Management Committee, and a former co-leader of the firm’s global M&A and Private Equity group. He is one of the country’s leading M&A lawyers and a trusted advisor to public companies on SEC and corporate governance matters. Teresa is co-managing partner of Sidley’s Chicago office, a member of the firm’s Executive Committee, and a partner in the firm’s Global Finance practice. Teresa is a go-to advisor and frequent speaker on financial transactions, commercial law, digital assets, and legal ethics. She's also a trusted board leader, who channels the strength and spirit of Sidley's 1400-person Chicago office to support our clients and community.