 Rickert Tree Service's top priorities, safety and trust. It's why Rickert ISA Certified Arborist gives you a certificate of workers' comp and liability insurance with every estimate. Before limbs fall, give Rickert a call. 272-6111 and at fixmytree.com. From the MullenPlumbing.com Traffic Center, I'm Chase Thompson. 102.3 KRMG, Tulsa's News and Talk. KRMG Newstime, 853.