"Rich has completed several projects in the past and plans breezed through plan check, I did not use him for this project because of engineering requirements in the job. ."

"David was very thorough and worked with us to design just what we wanted"

"Evolution Drafting did a great job modifying my existing plans and updating for Arizona codes and took care of the structural engineering as well."

We’re a family owned and operated company that values honesty and integrity, and stands behind our work. We offer over 40 years of industry experience. We specialize in Asphalt Shingle Roofing installation, replacement, and repairs. Our services are customized to the individual project, paying close attention to the details of each project that we're involved with. We look forward to building long-term relationships with our clients and guarantee your satisfaction!

"Excellent Service from planning through Execution and installation to final fine tuning. The folks communicated well and explained every detail of the step. Got permit and inspection done. It was seamless. Thanks. R."

"They are really good and I'm happy with them. They did a nice job."

"Perfect service. Prompt and professional all the way through. Would recommend to friend or family. Studio ADU design in Modesto. Will do business again soon."

"For those who understand how much is involved with kitchen and bathroom renovations, you know how overwhelming it can be. For those new to it, itâ s amazingly tedious and intimidating. I had the pleasure of working with Leila on 2 kitchen and bathroom renovations for my last 2 houses. Her eye for details and design knowledge made it easy for me think outside my limited imagination for design. She made It easy to pick choices such as countertops, tile, paint for walls and cabinets all coordinating with the flooring. I could not be happier with the way the projects came out. I highly recommend Leila for her input in your next project. She is respectful, attentive to her clients needs and desires and understands the importance of staying within the budget. You will not be disappointed."

"Mastodon Engineering Group is a heck of a company. I would highly recommend them to anyone. Mark is a really respectful man. I really liked working with Mark. Super professional, high integrity, very charismatic. I like people who are easy to talk to and have a sense of humor. He meets all those standards for me. He is very efficient and that is a plus."

"I had been referred to tioga lumber by a friend who had a new fence built in his property. The salesman Stephen came out and gave me an estimate for the work I wanted done. He was very nice and professional. He sent a crew out and they got my new fence built. I’m happy with my experience and the price I paid."