About Us

NKB Construction is the general Contractor serving the greater Portland metro area, that can help you with all your siding replacement and exterior construction projects including Windows & Doors. Replace T1-11, LP Siding and Vinyl Siding with the latest James Hardie Siding and Cedar Siding Products. Replacing siding in Portland Or, with James Hardie products is the smartest choice with 5.5 million homes across America already enjoying the products leading industry standards on beauty, durability and quality.

Our commitment 

Our commitment to our customers guarantees quality products installed by our experienced professionals to protect your investments for the years to come.

We believe in upholding our core values to the highest standard and building great relationships with our customers so you can have the confidence and piece of mind that having us work for you delivers nothing less than perfection.


Honesty and integrity
is what keeps our clients coming to us time and again for all of their exterior home improvement needs. By instilling confidence and building trustworthy relationships with our customers, we find that they happily refer us to their friends, family, and neighbors. Our company provides a refreshing sense of honesty and friendly service that is unmatched in the home improvement industry.

Our saws Don't cut corners

Our experienced team of professionals take great pride in there craft and do not take short cuts. We do it right the first time every time no exceptions. That is why we only use manufacturers products who's warranty's work in conjunction with all components of any weather barrier system you choose and follow all manufacturer specifications and all Oregon building codes leaving no room for error.

Customer Satisfaction

 is of the utmost importance to our company. At NKB Construction we strive to address any and all of your concerns in order to instill confidence and ensure your complete satisfaction. We want all of our customers to feel that they can trust and count on us. We will go the extra mile and will be accountable to you.