Water & Energy Saving Solutions

Synergy at work.

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Serving Hawaii and Other Pacific Territories

Supporting Critical Infrastructure for Over 30 Years

HAWAII ENGINEERING SERVICES (HES) is an equipment supplier, technical sales engineering partner, and service provider for engineers, contractors, utilities, and facility operators. We deliver reliable process and mechanical equipment solutions that keep critical infrastructure performing at the highest level.

Support from concept to startup. We offer design assistance, technical evaluation, bidding and estimating support, project management, submittals, and logistics coordination, including equipment consolidation at our Oahu-based facility.

Support that lasts the life of your system. HES provides aftermarket parts, inventory management, startup assistance, operator training, and 24/7 operations and maintenance support. With local expertise and fast response times, we help you reduce risk and maximize the reliability and performance of your critical infrastructure.

Delivered by Hawaii Engineering

FOR MORE THAN 30 YEARS, Hawaii Engineering Services brings together decades of experience, trusted manufacturer relationships, and hands-on technical expertise to deliver dependable solutions across the Pacific. Our team partners closely with clients to specify, supply, and support systems that perform under demanding conditions—in Hawaii and beyond. Every project reflects our commitment to precision, reliability, and long-term value.

Wastewater & Water Capabilities

Hawaii Engineering Services has been Hawaii’s trusted partner for water and wastewater infrastructure solutions for more than 30 years. Our extensive portfolio represents industry-leading manufacturers and technologies spanning nearly every aspect of municipal and industrial water and wastewater systems, including pumps, blowers, valves, instrumentation and controls, treatment processes, headworks equipment, filtration, odor control, biosolids handling, disinfection, and complete prepackage lift stations and treatment plant process systems.

Municipal Wastewater Treatment

We help municipalities design, upgrade, and operate reliable wastewater treatment facilities by supplying industry-leading process equipment, pumping systems, aeration technologies, headworks equipment, odor control solutions, biosolids processing systems, instrumentation, controls, and disinfection technologies. From preliminary treatment through final effluent discharge, HES delivers integrated solutions that improve performance, efficiency, and regulatory compliance.

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Municipal Water Treatment

We support municipalities with innovative water treatment and distribution solutions, including pumps, valves, instrumentation, controls, flow measurement, booster systems, PFAS treatment technologies, filtration systems, chemical feed and dosing equipment, and disinfection solutions. Our team helps utilities deliver safe, reliable, and compliant drinking water through every stage of the treatment and distribution process.

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Engineering Design Assistance

With deep product and process knowledge in water and wastewater treatment, we offer design-assistance to ensure you’re applying the best technologies and equipment for your project.

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Full Services & Repair

We provide full-service support from installation through 24/7 emergency field service and a fully-equipped repair shop, committed to long-term customer relationships and system reliability.

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Startup & Operator Training

Upon equipment installation we help with start-up assistance and operator training so that your team knows how to run and maintain the system properly and reliably.

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Instrumentation & Analytics

We deliver monitoring, performance testing, data-logging and analytics services to ensure your water/wastewater systems are operating optimally and efficiently.

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