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Greater Portland Metro Area
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Professional Management from Start to Finish
Residential – Commercial – New Construction
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Quality Construction in the Greater Portland Metro Area
Kopp Construction Co. is a locally owned general contractor and custom home builder serving the Greater Portland Metro Area. Since 1989, homeowners and businesses have trusted our team for new home construction, high-impact remodels, additions, ADUs, and light commercial projects. We combine meticulous planning, transparent communication, and craft-level execution to deliver beautiful spaces that perform for decades. From pre-construction design and permitting through the final walkthrough, you get a committed partner focused on budget, timeline, and long-term value.
At Kopp Construction Co., we build and remodel with precision and care. Our expertise spans new construction and remodeling projects, including kitchens, bathrooms, basements, additions, and roofing. We design and build custom homes, guiding you from initial concept to handing over the keys. For commercial clients, we deliver tenant improvements and projects for offices, restaurants, retail spaces, churches, and commercial kitchens. As a general contractor in Cornelius, OR, our design and planning services include floor plans, interior design, and comprehensive project management. We also provide fast, reliable emergency services for stabilization and repairs, ensuring your property is safe and functional when you need it most.
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Why Choose Us
Over 35 Years of Local Expertise
Full-Service General Contractor
Strong Relationships With Top Local Trades and Architects
Proven Track Record of Customer Satisfaction
Flexibility That Helps Clients Save Money
Award-Winning Quality and High Professional Ratings

New Construction and Remodeling
Commercial Services
Kopp Construction Co offers a wide range of commercial services tailored to meet the unique needs of businesses in the Greater Portland metro area. Our team has extensive experience in constructing and renovating office spaces, retail outlets, warehouses, and industrial facilities. We understand the importance of minimizing disruption to your operations, which is why we employ efficient project management techniques to ensure timely completion.
Design and Planning
Design and Planning
Our design and planning services are the foundation of every successful project. As general contractors in Forest Grove, OR, we collaborate closely with your engineers and architects to develop comprehensive plans that align with your vision and budget. Our team's expertise in sustainable building practices has earned us the Build Green Platinum Award, demonstrating our commitment to environmentally responsible construction.
Emergency Services
New Construction and Remodeling

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Here's what our satisfied customers are saying...
At Kopp Construction Co, we take pride in providing exceptional general contractor & builder services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Kopp Construction Co and let others know what you think.
Frequently Asked Questions
As dedicated general contractors in Forest Grove, OR, we are here to provide clarity on your construction journey. From initial design to the final walkthrough, our team ensures your vision is realized with professional precision and total transparency.
Can you help me design my project, or do I need to bring my own blueprints?
We provide comprehensive design and planning services tailored to your specific goals. Our team develops in-house floor plans and interior designs for custom homes and additions, or we can collaborate with your preferred architects and engineers to ensure structural and aesthetic integrity. As a general contractor in Forest Grove, OR, we take pride in bridging the gap between a creative concept and a buildable reality, ensuring that every detail aligns with local building codes and your personal budget.
What types of commercial projects do you handle as a general contractor in Cornelius, OR?
Our commercial expertise is diverse, covering everything from retail outlets and restaurants to office spaces and churches. We specialize in tenant improvements that allow businesses to maximize their square footage and improve operational flow. When you hire us as your general contractor in Cornelius, OR, you are gaining a partner who understands the industrial and commercial requirements of the region, ensuring your facility is both functional and built to last.
How do you handle unexpected structural issues or storm damage?
We maintain a specialized emergency services team to address urgent repairs, structural stabilization, and damage caused by natural disasters. We prioritize quick response times because we know that a compromised roof or a structural failure can lead to further property loss if not handled immediately. Our goal is to secure your property and restore functionality with minimal downtime.
Are you a sustainable builder, and what does that mean for my home?
We are deeply committed to environmentally responsible construction, a dedication that has earned us the Build Green Platinum Award. For our clients, this means we focus on sustainable building practices that improve energy efficiency and promote a healthier living environment. We use high-quality materials and modern techniques that reduce the carbon footprint of your home while potentially lowering your long-term utility costs.
Why should I choose your team as my general contractor in Forest Grove, OR?
Over the past 35+ years, we have cultivated strong relationships with the region’s top tradespeople and architects, ensuring that every phase of your project is handled by experts. We offer a level of flexibility that often helps our clients save money without sacrificing the quality of the build. By acting as your general contractor in Forest Grove, OR, we provide a "start to finish" management style that removes the stress of coordinating multiple vendors and permits.
Can you manage the construction of an ADU or guest house on my property?
Yes, we have extensive experience in building Accessory Dwelling Units (ADUs), which are becoming an increasingly popular way to add value and utility to a residential lot. We handle the entire process, including site preparation, utility hookups, and final interior touches. As your general contractor in Cornelius, OR, we navigate the specific zoning and permitting requirements of the area to make sure your ADU is fully compliant and built to our high standards of craftsmanship.
Does your company provide a warranty on the work performed?
We stand firmly behind our craft-level execution and the durability of our projects. Because we focus on meticulous planning and use proven materials, we are confident in the long-term value of our builds. As a general contractor in Forest Grove, OR, we offer a lifetime workmanship warranty to give our clients total peace of mind. We believe that a project isn't truly successful unless it remains beautiful and functional for years after we hand over the keys.
How do we kick off a new project with your team as a general contractor in Cornelius, OR?
The first step is a consultation where we discuss your vision, budget, and timeline. We believe in transparent communication from day one, so we provide clear estimates and a realistic look at the construction process. Once we have a concept, we move into the pre-construction phase, where we handle the heavy lifting of planning and permitting. When you work with us as your general contractor in Cornelius, OR, you are getting a committed partner who manages the project with precision, ensuring that your renovation or new build is a rewarding and stress-free experience.










