Our Southeast Valley Phoenix Team

John Malko owns and operates Mighty Dog Roofing in Phoenix’s Southeast Valley. John is a long-time resident of the Southeast Valley, where he lives with his wife and three daughters. He’s excited to bring excellent home exterior products and exceptional customer experience to the community with Mighty Dog Roofing.

As a results-driven leader, John prides himself on creating an exceptional experience for all his customers. With Mighty Dog, he and his team will always strive to first create a real connection with every customer, and then keep them up to date and included throughout the entire work process. Ultimately, his goal is to have a smooth, interactive process from beginning to end and to exceed all expectations.

Away from work with Mighty Dog, you’ll find John spending quality time with his family.

Call John and his team today to start the process of roofing and home exterior improvement with Mighty Dog Roofing.

She is a 4 year old puggle who likes to chase balls and go for walks, so be prepared when you come to the office as she will be on the look out to play!

Tina Makris brings a wealth of experience, passion, and leadership to our Mighty Dog team. With a deep understanding of today’s ever-changing landscape, she approaches her role as our Business Development Manager with purpose and care, always striving to create meaningful connections and lasting impact throughout the Valley. Her ability to navigate challenges and identify opportunities reflects her commitment to excellence and her focus on creating value for those she serves.

Known for her warmth and authenticity, Tina develops environments where collaboration and trust take center stage. Shaped by her journey as an artist, educator, and business owner, she has a unique way for bringing people together and fostering relationships that are both professional and deeply personal. At her heart, Tina believes in people - their potential, their stories, and their power to create the extraordinary. Her dedication to customer care ensures her work leaves a lasting foundation of gratitude and shared success.

You may see Tina supporting nonprofits, attending live performances, and spending time with her wife and son. Reach out to her to schedule a one to one and learn more about Mighty Dog’s commitment to you!