Browse the Top 17 Engineering Companies Serving Portland, OR

Valence Tek is an engineering services firm specializing in product development, robotics, and IoT solutions. We deliver end-to-end engineering expertise, combining mechanical, electrical, and software disciplines to transform ideas into market-ready products. Our client-focused approach ensures innovative, compliant, and cost-effective solutions tailored to diverse industry needs.

A Acoustics provides specialized acoustical engineering services for noise and vibration control in environmental, architectural, and industrial settings. We serve government agencies, commercial developers, and private clients with tailored solutions for sound isolation, room acoustics, and mechanical system noise. Our expertise ensures compliance with regulatory standards while optimizing acoustic performance for diverse applications.

Environmental Management Systems provides comprehensive environmental consulting, septic system design, and engineering services for property development projects. Specializing in challenging sites with environmental constraints, we offer permitting assistance, wetland mitigation, and wastewater system solutions. Our team delivers regulatory compliance expertise and technical innovation to maintain environmental integrity while maximizing land value.

Geo Pacific Engineering provides geotechnical engineering, environmental assessments, and construction monitoring services for diverse projects across Oregon and Washington. Our expertise spans residential, commercial, and infrastructure developments, focusing on practical, code-compliant solutions. Founded in 2000, we combine local geological knowledge with technical innovation to deliver reliable results.

Miller Consulting Engineers provides comprehensive structural engineering services for new construction, seismic retrofits, and forensic analysis. Using materials like steel, concrete, and timber, we deliver client-focused solutions for commercial, government, and residential projects. With 45+ years of experience and 1,500+ annual projects, we combine technical expertise with responsive service to meet evolving industry standards.

Catena Consulting Engineers specializes in structural engineering solutions, connecting technical expertise with client needs across healthcare, education, and commercial sectors. Established in 2005, we deliver innovative, constructable designs while prioritizing collaboration and timely execution. Our Pacific Northwest-focused practice emphasizes sustainable, code-compliant solutions that align with project goals and community impact.

Reyes Engineering delivers specialized electrical engineering and sustainable design solutions for complex infrastructure projects. We focus on creating energy-efficient systems for educational institutions, transportation networks, healthcare facilities, and commercial developments. Our expertise includes lighting design, renewable energy integration, and compliance with stringent safety standards.

Harper Houf Peterson Righellis is a multi-disciplinary engineering firm specializing in civil infrastructure, transportation systems, and land development projects. We deliver innovative solutions for public agencies and private developers through integrated services including engineering, planning, surveying, and environmental permitting. Our team's technical expertise and regulatory knowledge ensures efficient project delivery across the Pacific Northwest.

VLMK Engineering + Design provides structural and civil engineering services for building projects nationwide. Since 1971, we've delivered practical, cost-effective solutions for commercial, industrial, and institutional clients. Our expertise spans master planning, tenant improvements, and specialized engineering studies.

Harris Group is a multi-disciplinary engineering firm offering comprehensive services including process engineering, automation, industrial architecture, and project management. Founded in 1975, we combine large-firm capabilities with personalized service, serving Fortune 100 clients across diverse industries. Our employee-owned structure and 50-year legacy reflect our commitment to quality, innovation, and client satisfaction.

JHI Engineering is a multi-discipline engineering consulting firm serving heavy industry since 1976. We provide structural, mechanical, and electrical engineering solutions alongside comprehensive project management services. With decades of experience and offices in Portland, Spokane, and Kalama, we deliver tailored solutions for complex industrial projects.

Mazzetti is a global MEP engineering design and consulting firm that solves complex facility and infrastructure challenges. We provide services across the full life cycle of the built environment, including strategy, planning, design, equipment integration, commissioning, optimization, and renewal. Our mission is to create healthier, more resilient environments that perform today while adapting for future needs.

Interface Engineering provides mechanical, electrical, and plumbing design services alongside commissioning, energy consulting, and building technologies. Specializing in high-performance, sustainable projects, we serve healthcare, education, government, and commercial sectors. With over 50 years of experience, our employee-owned firm delivers innovative engineering solutions nationwide.

Glumac provides sustainable building design consulting, specializing in MEP engineering, commissioning, and decarbonization strategies. We focus on creating resilient, net-zero energy buildings for government, healthcare, and commercial clients nationwide. Our expertise includes LEED certification, carbon tracking programs, and innovative solutions for adaptive reuse and climate resilience.

Landau Associates is a 100% employee-owned environmental consulting firm specializing in remediation, water resources, and regulatory compliance. With 40+ years of experience, we deliver tailored solutions for air, noise, and water management while prioritizing sustainable development. Our multidisciplinary team serves clients nationwide through nine regional offices.

DCI Engineers provides structural, civil, and industrial engineering solutions nationwide. Founded in 1988, we combine regional expertise with national resources to deliver innovative designs for commercial, residential, and infrastructure projects. Our focus on sustainability and advanced technologies ensures clients receive cost-effective, future-ready solutions.

Fliegen Works offers FAA-certified aeronautical engineering services, including DER approvals, STC projects, and aircraft modifications. We specialize in structural analysis, FAA compliance, and custom aircraft part manufacturing. Our team delivers solutions for antenna installations, float conversions, and specialized aviation systems.