R&H Construction | 12,002 followers on LinkedIn. WE ARE BUILDERS. Safety. Projects. Careers. Relationships. Community. | 100 Best Companies to Work for in Oregon, 17 Years Most Admired Companies, 15 Years R&H Construction was established in 1979 in Portland, Oregon. Since that time, we have built projects that have defined the Northwest’s identity and pushed the imagination of what’s possible in construction. Our projects are built to last and crafted with the highest level of integrity.