Our Family of Companies
Wallcon
Arizona’s Leading Residential Homebuilding Contractor
Wallcon is a highly experienced and trusted contractor in the state of Arizona, providing a wide range of services for home builders. Our expert team specializes in offering Concrete, Plumbing, Framing, Door & Trim, Grading, and Construction Disposal to ensure that your construction project is handled with precision, reduced cycle time, and high-quality standards.
The Wall Company
Arizona’s Premier Custom Concrete, Excavation, & Plumbing Contractor
We’re more than just basements – our services have expanded to Basements, Retaining Walls, Pad & Site Prep, Demolition, Concrete Slabs, Plumbing, and Water Proofing. With one call you can rest assured that every detail will be taken care of according to specifications, on time and within budget. Our systematic approach and reputation have earned our team of qualified construction professionals the respect of Arizona’s finest homebuilders throughout the Valley.
CORE Ready Mix
The Valley’s Leading Provider for High-Quality Ready-Mix Products
Welcome to CORE Ready Mix—Arizona’s preferred provider of premium ready-mix concrete solutions. CORE Ready Mix takes pride in its commitment to excellence and reliability—delivering superior ready-mix products tailored to meet the various needs of our customers. Whether you're a homeowner, contractor, or developer, you can trust CORE Ready Mix to provide the highest-quality ready-mix products for your projects.
TWC Contracting
The Valley’s Leading Curb & Gutter and Masonry Contractors
Starting in November 2019, TWC Contracting quickly became a driving force in the Valley as an extension to the Wallcon family of companies. TWC Contracting is uniquely positioned to provide turn-key solutions efficiently using its strong knowledge base in the construction industry. We value our relationships with our clients and we want to make sure we provide them with superior quality on each job we complete.
Oh No Plumbing & Air Conditioning
Arizona’s Trusted Experts for Plumbing & Air Conditioning Services
We’re thrilled to offer you our top-notch plumbing and HVAC services delivered by our highly skilled team. When You select Oh No Plumbing & Air Conditioning, you will see from your first interaction with one of our client specialists that we genuinely care and take pride in exceeding our clients’ expectations through every step of their home improvement experience.
American Shotcrete
The Valley’s Preferred Contractor for High-Quality Shotcrete Services
American Shotcrete is committed to excellence and innovation for over 30 years, our family-owned and operated company has embodied values such as respect, trust, dedication, and integrity. With a relentless commitment to exceeding customer expectations, we've built a reputation for delivering quality workmanship, affordable pricing, and outstanding customer service on every project.
RISE Lumber & Truss
Dependable Truss & Lumber Solutions
Supplying high-quality trusses and lumber to residential, multi-family, and commercial contractors throughout the Valley - ensuring efficiency and structural integrity.
Scott McDonald is a visionary leader with an unwavering commitment to building a stronger, more sustainable construction industry. He transformed The Wall Company into Arizona’s premier concrete and excavation contractor, broadening its services to meet the growing demands of custom homebuilders and developers. Recognizing the need for a more integrated approach to construction, he founded Wallcon, ensuring large-scale residential projects had the expertise and efficiency required for success. In addition, he launched CORE Ready Mix, TWC Contracting, Oh No Plumbing & Air Conditioning, American Shotcrete, and RISE Lumber & Truss, each strategically designed to address critical elements of the construction process. From providing specialized concrete solutions to delivering quality materials and services, Scott has created a cohesive network of companies that are equipped to drive long-term success and reliability across the industry.
Scott drives his organizations with a strategic focus on sustainability, innovation, and long-term value. His leadership fosters a culture of integrity, safety, and quality, benefiting a diverse group of employees, clients, suppliers, and communities.
Beyond business growth, Scott is deeply committed to workforce development and mentorship, shaping the next generation of leaders within his companies. His ability to build and protect value extends across all levels—ensuring that The Wall Company, Wallcon, CORE Ready Mix, TWC Contracting, Oh No Plumbing & Air Conditioning, American Shotcrete, and RISE Lumber & Truss remain pillars of excellence, reliability, and thriving for years to come.