Konnerup Construction, Inc. is a Camano Island, Washington based General Contractor. Serving Island, Snohomish, Whatcom, and Skagit counties since 2003. KCI specializes in residential and commercial septic systems, residential lot clearing and building site prep, public roadwork and civil utilities, fish passage culverts and more.

Civil infrastructure refers to the foundational physical structures and systems that support a society's daily function and economic activity. Designed and maintained by civil engineers, it serves as the backbone of communities and typically encompasses transportation networks, utility systems, public facilities, and environmental management structures.