About Us Ben E. Klein and Grant Sigmon have been practicing law for seven years and opened their law firm in 2016. Our young and aggressive attorneys provide a personal experience that's focused on your best interests. We have experience in all types of legal settings, from civil disputes to federal court. Get help with family law cases, including divorce, child custody and child support. Ben and Grant make their own schedules and will meet with you wherever is most convenient. We'll talk with you at the hospital, your home or in our office. Contact Sigmon Klein PLLC today to speak with a personal injury attorney in Greensboro, NC.