About us. Price Fronk & Co. is pleased to announce we have joined forces with another long-standing Oregon CPA firm, KDP Certified Public Accountants, LLP. Like us, they have a long history of providing tax, audit, and business and advisory services. all built on developing and sustaining trusting relationships. Together, we have more than 100 years of expertise that we will use to continue to best serve our communities. KDP is rapidly growing an...