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Business Details
50+ Years
experience
Engineering Solutions for Water Infrastructure
Established in 1946, Perliter & Ingalsbe has built a legacy of engineering excellence in Southern California and beyond. Our employee-owned firm specializes in water, wastewater, storm drainage, and infrastructure engineering, delivering cost-effective solutions grounded in practical experience. With a team of seasoned professionals, we provide comprehensive services from planning and design to construction management. Our expertise spans civil, mechanical, structural, and electrical engineering, supported by specialists in controls, instrumentation, and construction traffic management. We prioritize client collaboration, integrating creative solutions to optimize project outcomes.

Our engineers have designed over 800 miles of pipelines and numerous water storage facilities, addressing complex challenges like highway crossings and corrosive soils. We maintain rigorous quality control, ensuring constructability and ease of maintenance for all facilities. Our commitment to CEQA compliance and stakeholder coordination underscores our dedication to sustainable infrastructure. With decades of experience, we continue to serve public agencies and private enterprises with technical precision and integrity.
Services
Pipelines Pump Stations Rehabilitation Mechanical Systems Studies Energy Trenchless Installations Construction Support Water Storage Tanks Facility Planning
Details
  • Year established: 1946
Highlights and features
  • Experienced team with decades of expertise in civil and mechanical engineering
  • Specialized knowledge in pipeline design and water storage facility construction
  • Proven track record with over 800 miles of pipeline projects completed
  • Comprehensive services spanning planning, design, and construction management
  • Employee-owned firm ensuring accountability and long-term commitment
Services
Pipeline Design
Our pipeline design services encompass water distribution, wastewater, and reclaimed water systems. We handle projects ranging from 6" to 84" diameter pipelines using materials like steel, PVC, and ductile iron. Our engineers address complex challenges including highway crossings, corrosive soils, and high groundwater conditions through specialized construction methods.
Pump Stations
We design and manage construction of pump stations ranging from 150 gpm to 42,000 gpm capacities. Our expertise includes vertical turbine and horizontal centrifugal pumps, electrical power systems, and SCADA integration. We handle both new installations and rehabilitation of existing facilities.
Water Storage Tanks
Our firm specializes in designing concrete and steel water storage facilities from 0.2 MG to 18.0 MG capacity. We provide complete engineering for structural systems, piping, electrical components, and site improvements while addressing seismic and environmental considerations.
Mechanical Systems
We design specialized mechanical systems including pressure control stations, surge arrestors, and HVAC systems. Our engineers integrate components like flow meters, air vacuum valves, and chemical feed systems into comprehensive infrastructure solutions.
Construction Support
Our construction support services include bidding assistance, shop drawing review, and field observation. We provide material testing, change order coordination, and record drawing preparation to ensure project success from start to finish.
Questions
What engineering services do you specialize in?
We specialize in water, wastewater, and storm drainage infrastructure including pipeline design, pump stations, and water storage facilities.
How long has your firm been in operation?
Our firm has provided engineering services since 1946, with over 75 years of continuous operation.
What geographic areas do you serve?
While based in Southern California, we serve clients throughout California and beyond for major infrastructure projects.
What project phases do you support?
We offer full lifecycle services including planning, design, permitting, construction management, and facility rehabilitation.