Business Details
50+ Years
experience
Your Trusted Engineering Partner in Seattle
Founded in 1975, Harris Group has established itself as a leader in multi-disciplinary engineering solutions. Our firm combines the technical expertise of a large engineering organization with the personalized service and collaborative approach of a boutique firm. With seven strategically located offices nationwide, we deliver tailored engineering services to Fortune 100 clients across diverse industries. Our 50-year legacy is built on a foundation of innovation, quality assurance, and client-centric partnerships. Our multidisciplinary teams specialize in mechanical, electrical, process engineering, automation, and industrial architecture.We maintain a strong commitment to continuous improvement through employee development and an employee-owned structure. Our internal quality control systems ensure projects meet challenging schedules while maintaining budgetary constraints. Over 90% of our work comes from repeat clients, reflecting our dedication to exceeding expectations. We serve industries ranging from life sciences to renewable energy, providing solutions from concept to commissioning. Our collaborative culture fosters integrated teams that anticipate challenges and align goals for successful project execution.
Services
Process Engineering
Automation Integration
Industrial Architecture
Owners Engineering
Independent Engineering
Mechanical Design
Electrical Systems
Project Management
Feasibility Studies
System Retrofits
Details
- Year established: 1975
Highlights and features
- We offer 50 years of engineering expertise across diverse industries
- Our employee-owned structure aligns goals with client success
- Over 90% of our work comes from repeat clients
- Integrated multidisciplinary teams ensure comprehensive solutions
- Internal quality control systems guarantee timely, budget-compliant delivery
Services
Process Engineering
Our process engineering team develops customized solutions for renewable fuels, life sciences, and chemical processing industries. We specialize in feasibility studies, front-end engineering, and detailed design for complex industrial facilities. With decades of experience, we transform conceptual ideas into operational realities while maintaining strict budget and schedule controls.
Automation Integration
We deliver comprehensive automation solutions across the ISA-95 model spectrum. Our expertise includes DCS-PLC-SCADA systems integration, industrial network design, and custom programming for process manufacturing applications. Our retrofit experience spans multiple industries and automation platforms to optimize facility operations.
Industrial Architecture
Our architectural services focus on functional, code-compliant industrial facilities. We provide spatial programming, LEED planning, and hazardous materials assessments for warehouses, research facilities, and production plants. Our designs balance aesthetics with operational efficiency and budget constraints.
Owners Engineering
We act as owner representatives throughout capital project lifecycles. Our services include feasibility studies, cost estimation, permitting assistance, and construction oversight. We help clients make informed decisions during project development and implementation phases.
Independent Engineering
We provide objective evaluations for project financing and development. Our independent reviews cover technical, commercial, and regulatory aspects of energy, biofuels, and industrial projects. We support lenders, developers, and government agencies with due diligence and risk assessment services.
People
Leo Cosgrove
Architect
Leo Cosgrove leads architectural projects at Harris Group, focusing on creating functional workspaces that support client success. He emphasizes collaboration in multidisciplinary teams to deliver innovative engineering solutions for industrial facilities.
Questions
What engineering services does Harris Group offer?
We provide multi-discipline engineering including process, mechanical, electrical, automation, and industrial architecture services for diverse industries.
Which industries does Harris Group specialize in?
We serve life sciences, semiconductor manufacturing, renewable energy, chemical processing, aerospace, and industrial manufacturing sectors.
How long has Harris Group been in business?
We've delivered engineering solutions since 1975, celebrating our 50th anniversary in 2025.
What makes Harris Group different from other engineering firms?
Our employee-owned structure combines big-firm expertise with personalized service and collaborative problem-solving approaches.
Do you offer nationwide engineering services?
Yes, we operate from seven strategically located US offices to provide regional expertise with national capabilities.
