In the law firmsChuhak & Tecson P.C. added Kevin M. Coyne to lead the real estate practice group.Coyne, who is a commercial real estate attorney, counsels clients in real estate acquisitions, dispositions and leasing transactions of all types and complexity.He joins from Momkus LLC in Lisle.• Lavelle Law Ltd. attorney Colleen M. Hurley was the guest lecturer at the Schiller DuCanto & Fleck Family Law Center’s Lunch & Learn Series Wednesday.Her talk was titled “How to Establish a Parentage Case. …