About MayDall Construction

MayDall Construction is a collaboration of two seasoned veterans in the construction industry, Mr. David Dallas and Mr. Adam Mays, who serve as the firm’s managers. Mr. Dallas is a SRPMIC community member and holds a majority interest in the firm.

Mr. Dallas and Mr. Mays have worked together on multiple jobs in a contractor/subcontractor capacity through their individual businesses. In addition to a strong working relationship, both managers will be able to share their individual knowledge, business experience and skills as contractor and subcontractor to create a well-balanced, professional, and dynamic contracting company.

MayDall Construction currently holds licenses as an Arizona General Contractor, General Engineering, Indian-Owned certification, Arizona Department of Gaming Certification, and SBA Minority-Owned certification.


We value excellence. And that’s the quality you’ll find in every project we build.


Project Evaluation • Value Engineering • Constructability Review • Master Scheduling • Budgeting • Cost Control • Subcontractor Selection • Safety • Site Logistics


Project Turnover • Procurement Administration • Project Coordination and Management • Weekly Schedule Updating • Cost Control • Contingency Management • Quality Assurance • Safety Enforcement and Maintenance

Post Construction

Project Closeout • Operations and Maintenance Orientation and Training • As-Built Drawings • Warranty Management • One-Year and Two-Year Walk-Throughs