About Your Dentist

Dr. Jeranko founded Standley Shores Dental Group on the belief that people want quality, gentle dental work delivered at a good value, and to be treated with compassion and an understanding for what the patient's desires are. “We feel that our office and team gives patients the perfect combination of years of experience, and the latest in technology and training. All done in an environment that helps the patient relax and feel comfortable."

Dr. Jeranko received his dental degree from the University Of Colorado School Of Dentistry and continues to expand his knowledge and training with many hours of continuing education every year. He is a member of the American Dental Association, the Colorado Dental Association, the Metropolitan Denver Dental Society, the Academy of Cosmetic Dentistry, and the Colorado Prosthodontic Society. He completed post graduate studies with the Dawson Academy, which is an advanced training program in diagnosing and treating bite problems, treating severely worn and damaged teeth, and Tempro-Mandibular Joint disorders.

He has helped many people restore their teeth back to health with long lasting comfortable treatments in dental implant restorations, crowns, bridges, veneers, all types of fillings, Invisalign orthodontic therapy, and all types of denture fabrication. You can feel comfortable knowing that Dr. Jeranko has the experience and training to help you come up with solutions for your dental needs.

As an active volunteer in his community, Dr. Jeranko has donated his time to many charitable causes and community events, including the 9 News Health Fair, and KIND (Kids in Need of Dentistry) and other no cost treatment events. Our office paired up with 92.5 The Wolf radio station, to fully restore 4 needy mother’s teeth back to health and function that was valued at over $75,000. He was once again named to 5280 Magazines "Top Dentists List" for the past 15 years straight, from 2008-2022. That honor is voted on by other dentists in the area, several of whom come to him for their care.

Dr. Alex Maymone is originally from Brazil and graduated in 2003. After his graduation he enrolled at a prosthodontic program and received his prosthodontic specialist degree back in Brazil. In 2016, he moved to Colorado with his wife and two daughters and started an ISP program at University of Colorado School of Dental Medicine. He graduated in Decemeber of 2018, receiving his DDS certificate and also recognition of excellence in fix prosthodontics.

Dr. Maymone has over 17 years of experience in oral rehabilitation, esthetic and restorative dentistry, he attended several continuing educations and world congresses, around the Globe.

In his free time he enjoys cycling, ski and hiking with his family and his mini Aussie Shepherd named Cookie.

Dr. Justin Petracek is a Colorado native who grew up Littleton. He earned a bachelor’s degree from University of Colorado, Boulder and attended the University of Colorado, Health Science Center, for his dental degree. During dental school, he became interested in dental implants and continued his dental training at University of Texas, Health Science Center in San Antonio, where he completed his General Practice Residency. During his residency, Dr. Petracek learned to place and restore dental implants, completed complex dental cases, and provided sedation. Justin strives to provide the best dental care as he continues to pursue continuing education through professional affiliations.

After practicing dentistry for over 15 years, Justin understands each patient is unique and addresses their concerns in order to provide individual treatment options. Dr. Petracek’s goal is to provide the patient a comfortable experience in the dental chair, whether you need 2 fillings or you have a complex case that needs multiple procedures. Dr. Petracek enjoys the technical side of dentistry, but more importantly he values the patient relationship. He strives to achieve a great patient experience, comprehensive care and long lasting aesthetic results.

Outside of dentistry, Justin spends time with his wife, Leanne, and their three daughters. He enjoys outdoor activities, including camping, fishing, paddle boarding, and four wheeling. Most weekends, he is attending kid’s extra-curricular activities, hiking with the dog, or having fun in the mountains.

Professional affiliations: Academy of General Dentistry, American Dental Association, Colorado Dental Association, Colorado Prosthodontics Society, Metro Denver Dental Society,  Spear Study Club, Dawson Academy, International Partnership for Study of Occlusion