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Business Details
27 Years
experience
Expert Wastewater Treatment & Reclamation Services
Allied Engineers has provided engineering services for wastewater treatment and reclamation systems in over sixty communities across the United States and internationally. With more than 25 years of experience, the company specializes in designing systems that address stringent effluent reuse standards, minimal operator attention, functional reliability, and aesthetic integration with surrounding environments. Our expertise extends to treating wastewater effectively at varying flow rates while enabling sustainable irrigation solutions for golf courses, parks, and residential developments. Through continuous innovation in equipment technology and control systems, we have reduced treatment plant costs while improving effluent quality. Our team applies decades of collective experience to guide projects through permitting, financing, construction, and operation, ensuring solutions meet client needs and serve public interests.

We prioritize regulatory compliance, computer monitoring capabilities, and odor/noise control in all facilities. Our work has facilitated the construction of over 10,000 homes valued at more than $2 billion, demonstrating our capacity to deliver large-scale, impactful infrastructure. With deep local knowledge in California and international experience, we offer fixed-price design/build services that streamline project timelines and enhance quality through single-entity responsibility. Our senior engineers bring specialized expertise in decentralized treatment plants, stormwater capture, and solar-powered utility systems. We remain committed to advancing water recycling technologies that support drought-proof irrigation and environmental sustainability.
Services
Wastewater Treatment Design Construction Management Permitting Assistance Systems Engineering Recycled Water Management Design/Build Services Municipal Project Planning Industrial Waste Solutions Golf Course Irrigation Systems Regulatory Compliance Consulting
Details
  • Year established: 1999
Highlights and features
  • We offer 25+ years of specialized expertise in wastewater reclamation systems
  • Our design/build approach ensures single-entity responsibility and cost efficiency
  • We maintain strict compliance with Title 22 and other regulatory standards
  • We implement advanced treatment technologies for improved effluent quality
  • Our team includes seasoned professionals with extensive municipal project experience
Services
Wastewater Treatment Design
We design advanced wastewater treatment facilities incorporating tertiary filtration, disinfection, and odor control technologies. Our systems ensure regulatory compliance while optimizing operational efficiency for municipal and industrial clients. Solutions address variable flow rates and integrate seamlessly with local infrastructure requirements.
Design/Build Services
Our fixed-price design/build approach delivers complete wastewater treatment facilities with single-source accountability. This method reduces project timelines by 30-40% while maintaining quality through controlled equipment selection and construction oversight.
Recycled Water Management
We develop sustainable water recycling programs for irrigation of golf courses, parks, and residential areas. Systems include storage reservoirs, distribution networks, and monitoring to ensure consistent effluent quality meeting Title 22 standards.
Permitting Assistance
Our team navigates complex environmental regulations and secures necessary approvals from agencies like the California Department of Public Health. We prepare environmental impact reports and develop mitigation strategies for wastewater projects.
Construction Management
We provide comprehensive construction management including bidding, subcontractor coordination, quality control, and cost analysis. Our services ensure projects meet design specifications while maintaining schedule and budget parameters.
People
Robert E. Dawyot
President
With over 30 years of experience, Robert leads wastewater reclamation projects across the western US. He holds PE licenses in four states and specializes in decentralized treatment systems and regulatory compliance.
Vlastimil Cejna
Senior Engineer
Vlastimil brings extensive expertise in municipal wastewater projects with a focus on California's unique regulatory environment. He has contributed to over 55 water recycling projects throughout his career.
Questions
What types of wastewater treatment systems do you specialize in?
We specialize in tertiary treatment systems for municipal and industrial applications, including decentralized plants and solar-powered facilities.
How do you ensure regulatory compliance for water recycling projects?
We maintain strict adherence to Title 22 standards and work closely with California Department of Public Health and regional water boards.
Can recycled water be used for golf course irrigation?
Yes, our systems produce effluent that meets requirements for golf course irrigation while providing essential nutrients for turf maintenance.
What is your approach to odor control in treatment facilities?
We incorporate multiple odor control measures including enclosed systems, biofilters, and chemical treatment when necessary.
How do you handle wastewater treatment for small communities?
We design cost-effective decentralized systems tailored to small community needs with minimal operator requirements.
What construction delivery methods do you offer?
We provide both traditional design-bid-build and integrated design/build services depending on client preferences.