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Business Details
23 Years
experience
Trusted Engineering Solutions in Tucson, AZ
CPE Consultants was established in 2003 by Raul F. Pia, P.E., building upon a professional legacy that began in 1984 with Collins/Pia Consulting Engineers. Our team brings decades of local experience in civil engineering, land development, and infrastructure projects across Arizona. We specialize in multi-discipline, turnkey solutions for residential, commercial, and industrial clients, with deep expertise in transportation, water systems, solid waste management, and drainage projects. Our staff's familiarity with Arizona's regulatory landscape and border regions enables efficient project execution. We combine rapid contract administration with resource management capabilities to deliver complex projects ahead of schedule and under budget.

Our technical solutions integrate local knowledge with global engineering standards, ensuring compliance with environmental and community needs. We maintain strong relationships with Pima County, Pinal County, Arizona State Agencies, and Mexican Border Region municipalities. Our proven track record includes managing fast-track projects that consistently exceed client expectations through comprehensive planning and permitting processes. Our commitment to quality remains unwavering since our founding, supported by systems that ensure efficient oversight of concurrent design and construction tasks.
Services
Transportation Water Works Solid Waste Land Development Drainage
Details
  • Year established: 2003
Highlights and features
  • We offer 35+ years of Arizona-specific engineering experience
  • Our team includes licensed professionals in multiple technical disciplines
  • We maintain proven systems for efficient multi-project management
  • Our local regulatory expertise accelerates permitting processes
  • We consistently deliver projects ahead of schedule and under budget
Services
Transportation
We design transportation infrastructure ranging from neighborhood street improvements to complex urban arterial projects. Our expertise includes pedestrian safety enhancements, heavy traffic accommodations, intersection signalization, and environmental mitigation. We deliver comprehensive solutions that integrate drainage structures, landscaping, and visual protection features to meet community needs while ensuring regulatory compliance.
Water Works
Our water infrastructure services cover distribution networks, aquifer recharge facilities, and regional water supply systems. We specialize in large-diameter main connections, pump station design, and regulatory permitting for reservoirs. Our projects ensure reliable water delivery while addressing environmental requirements through sustainable design practices that balance community needs with ecological protection.
Solid Waste
We provide comprehensive solid waste facility design from transfer stations to regional landfills. Our services include site selection, regulatory permitting, and cell design for waste disposal facilities. We address environmental compliance through engineered solutions that minimize ecological impact while optimizing operational efficiency for municipal and industrial waste management requirements.
Drainage
Our drainage solutions address stormwater management and floodplain mitigation for diverse projects. We prepare hydrologic reports, obtain regulatory permits, and design control structures that comply with federal and state requirements. Our expertise includes floodplain demarcation, CLOMR/LOMA certifications, and Section 404 permit documentation to ensure comprehensive water management solutions.
Project Management
We offer end-to-end project management for multi-discipline infrastructure projects. Our services include planning, permitting, and construction oversight that integrates diverse technical teams. We employ proven systems for contract administration and resource management to ensure timely, budget-compliant delivery of complex concurrent tasks while maintaining quality standards.
People
Raul F. Pia
Founder
Licensed Professional Engineer with 35+ years of Arizona engineering experience. Established CPE Consultants in 2003 after leading one of Arizona's largest engineering firms. Specializes in land development and infrastructure projects across southern Arizona and the Mexican border region.
Questions
What engineering services does CPE Consultants offer?
We provide civil engineering services including transportation infrastructure, water systems, solid waste facilities, drainage solutions, and comprehensive project management for public and private sector clients.
How long has CPE Consultants been in business?
CPE Consultants was founded in 2003 by Raul F. Pia, P.E., who began his engineering career in Arizona in 1984, giving our team over 35 years of combined local experience.
What geographic areas do you serve?
We primarily serve Arizona with particular expertise in Pima, Pinal, Santa Cruz, Cochise, and Maricopa counties, including cross-border projects in the Mexican border region.
What makes CPE Consultants different from other firms?
Our unique combination of local regulatory expertise, proven project management systems, and multidisciplinary team enables efficient delivery of complex infrastructure projects that consistently meet budget and schedule requirements.
Can you handle large-scale infrastructure projects?
Yes, we specialize in managing fast-track, multi-discipline projects including million-dollar developments. Our systems ensure effective oversight of concurrent tasks while maintaining quality standards throughout the project lifecycle.