With more than 30 years of experience, Jack Callahan leads CohnReznick’s Construction Industry Practice. He has significant knowledge and experience in accounting, corporate taxation and business consulting matters within the construction community. Jack serves clients in most construction sectors including: heavy highway, general contractors, construction management, specialty contractors, building trades, and building supply and equipment companies.
Jim Ambrosini is a managing director with CohnReznick Advisory Group who leads its cybersecurity and technology assurance service offerings. He has more than 20 years of experience in information security and technology and is focused on helping clients manage their technology assets effectively and securely. His team specializes in analyzing technology infrastructure, evaluating cyber threats, developing strategic plans, and assessing network and web vulnerabilities.