Who We Are

Founded in 1995, Niederberger Contracting Ltd. is a family-owned general building contractor located in Seattle, Washington. For over 25 years, we've earned a reputation for quality work, integrity and accountability by consistently exceeding our customers' expectations. 


We bring experienced, reliable professionals to your new home, residential remodel, ADUs, or commercial improvement project. We provide the highest level of project management and top-quality construction services — including specialists like artisan woodworkers and tile designers. We've formed relationships with architects and interior design professionals who have worked with us for years. 


Our partnerships with our clients are based on open communication and mutual respect for shared goals. We offer a complimentary initial consultation and look forward to answering your questions about our building process. Let's turn your conceptual ideas and drawings into a reality!

Licensed, bonded, and insured.

Washington Contractor's License #joshncl007l1


Seth Niederberger

Seth strives to find balanced, sensible solutions to complex challenges. This principle brought him from his teaching career back to the trade of building. He earned his BA from the University of Oregon and his Masters Degree from Portland State University. Seth lives in West Seattle with his wife and two children.


Josh Niederberger

Josh founded Niederberger Contracting Ltd. to pursue his love for building and creating. He earned his BA with an emphasis on art history from Columbia College in Chicago and is inspired by classic architecture and thoughtful design. He lives in West Seattle with his wife and three daughters.