Bay Shore is a second generation family owned and operated business. We are located in the city of Olympia and have been in the earthwork construction business since 1989. In the past two decades we have installed over 1000 on-site septic systems. We are licensed to install on-site sewage in Thurston, Pierce, Mason, Grays Harbor and Lewis Counties. Bay Shore Construction has more than 80 years of combined experience in dirt work/excavation, and 55 years years of experience in septic installation. When it comes to knowledge and expertise, We have it.