Business Details
36 Years
experience
Your Trusted Engineering Partner in Portland
Founded in 1990, Harper Houf Peterson Righellis (HHPR) has evolved into a multidisciplinary engineering firm renowned for exceptional client service. Our foundation in civil engineering has expanded to include structural engineering, land surveying, planning, landscape architecture, and natural resources expertise. We prioritize exceeding client expectations through tailored teams that deliver creative, constructable solutions for public and private sector projects. With offices in Portland, Salem, Eugene, Bend, and Vancouver, our regional presence supports long-term relationships with agencies, developers, and architects. Our commitment to quality is demonstrated through timely, budget-conscious delivery of thousands of completed projects. HHPRs engineers and planners hold advanced certifications and licenses, ensuring technical excellence across transportation infrastructure, sustainable site development, and complex permitting challenges.We integrate cutting-edge technologies like drone surveying and BIM to enhance project accuracy and efficiency. Our LEED-certified professionals pioneered North Americas first LEED Platinum Neighborhood District under Version 4 standards. HHPRs collaborative culture fosters innovation while maintaining rigorous adherence to regulatory requirements and industry best practices. This approach has solidified our reputation as a trusted partner for infrastructure, development, and environmental stewardship projects throughout the Pacific Northwest.
Services
Civil Engineering
Structural Engineering
Land Surveying
Environmental Planning
Sustainable Design
Details
- Year established: 1990
Highlights and features
- We offer 35+ years of multidisciplinary engineering experience across public and private sectors.
- Our LEED-certified professionals pioneered sustainable design standards in the Pacific Northwest.
- We maintain 5 regional offices with specialized teams for rapid project response and local expertise.
- Our engineers hold advanced certifications in structural, civil, and environmental disciplines.
- We utilize drone surveying and BIM technologies to enhance project accuracy and efficiency.
Services
Civil Engineering
Our civil engineers design transportation systems, utility networks, and public infrastructure for municipalities and developers. We specialize in roadway improvements, stormwater management, and site development projects that meet regulatory requirements while optimizing functionality. Our team delivers constructable plans that balance technical precision with cost-effective implementation for both public works and private developments.
Structural Engineering
Structural engineers provide comprehensive analysis and design for commercial, residential, and transportation structures. We ensure code compliance while maintaining architectural vision through innovative solutions for foundations, framing systems, and seismic upgrades. Our expertise spans from small renovations to complex bridge projects requiring advanced engineering analysis and material optimization.
Land Surveying
Our survey teams combine traditional methods with modern technologies like LiDAR scanning and drone photogrammetry. We deliver precise boundary determinations, topographic mapping, and construction staking for infrastructure and development projects. Services include ALTA surveys, right-of-way documentation, and 3D modeling to support design accuracy and regulatory submissions.
Environmental Permitting
Natural resource scientists navigate federal, state, and local environmental regulations for infrastructure and development projects. We prepare permit applications, conduct ecological assessments, and coordinate with agencies to streamline approvals. Our services include wetland delineation, endangered species surveys, and mitigation planning to ensure project compliance while protecting natural ecosystems.
Sustainable Design
We integrate sustainable practices into engineering solutions through LEED-certified design and low-impact development strategies. Our team specializes in green streets, permeable pavements, and energy-efficient site planning that reduce environmental impact. We helped establish North Americas first LEED Platinum Neighborhood District by combining innovative stormwater management with community-focused design principles.
People
Dan Houf
President / Civil Engineer
Licensed professional engineer with 30+ years of infrastructure project leadership. Specializes in municipal engineering and public-private partnerships. Graduated from Oregon State University with civil engineering degree in 1985.
Ron Peterson
Principal / Civil Engineer
LEED Accredited Professional with expertise in sustainable urban development. Holds civil engineering license since 1992 and oversees major transportation projects across the Pacific Northwest region.
Ben Austin
Vice President / Civil Engineer
Manages engineering operations in Portland and Bend offices. Specializes in complex site development and utility coordination with 25 years of experience in Oregons regulatory environment.
Bruce Haunreiter
Principal / Civil Engineer
Licensed engineer in Oregon and Washington with focus on cross-state infrastructure projects. Leads Vancouver office operations and specializes in highway improvements and regional transportation planning.
Jason Dhanens
Structural Engineering Manager
Senior structural engineer with expertise in bridge design and seismic retrofitting. Holds both PE and SE licenses, overseeing structural projects from concept through construction administration.
Questions
What engineering services does HHPR offer?
We provide civil engineering, structural design, land surveying, environmental permitting, and sustainable design services for public infrastructure and private development projects.
Which geographic areas do you serve?
Our primary service areas include Oregon (Portland, Salem, Eugene, Bend) and Southwest Washington (Vancouver), with project experience throughout the Pacific Northwest region.
What makes HHPR different from other engineering firms?
Our multidisciplinary approach combines technical expertise with regulatory knowledge, supported by regional offices that provide localized solutions and rapid project response times.
Do you handle both public and private sector projects?
Yes, we work with municipalities, state agencies, and private developers on infrastructure improvements, commercial developments, and environmental compliance projects.
What sustainable design experience do you have?
Our team includes LEED-certified professionals who pioneered North America’s first LEED Platinum Neighborhood District under Version 4 standards, specializing in green infrastructure solutions.
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