Markham Contracting Co., Inc. was established in 1977. We are an Arizona Family Heavy Civil Contracting Company. Markham is proud of the projects and relationships that we have built over the past 45 years. We are even more proud of our team of amazing dedicated professionals. Markham is devoted to fostering a diverse and inclusive team of unique individuals to build upon our past success. Markham Contracting is one of Arizona’s largest full-service grading, paving, concrete, wet utility, dry utility and general engineering contractors who values its employees and provides them with every opportunity to be successful.