About Us

The highest quality of finished products and services to our customers

Level Five is a Seattle-based, drywall subcontractor of high-end custom homes. In 2007, we started our business with a simple but distinctive idea: to provide the highest quality of product and service to General Contractors and homeowners. 

Our projects have included new construction from small houses to estates; remodels and condominium improvements of every size and scope; and home service jobs from small patches to large water leaks.

Eighteen years later, our promise remains unchanged: To provide our clients with an exceptional construction experience.


Diego Sartorio


Diego acquired the company in 2020. He is the CEO and takes care of the operations. This role includes account management, Crew Scheduling and logistics.

Before Level Five, Diego was Partners Director at AWS, VP at DocuSign and Sr. Director at Microsoft Corp. He has a Master in Engineering followed by an MBA, and a Marketing Executive program at Kellogg School of Business.

Mariana Berrino


Mariana is responsible of the Administration of Level Five LLC. Billing, Accounting, HR and office management.

Nathan Wenstad

Sr Estimator

Nathan joined the company in 2019 and his two main responsibilities are Project Estimations and Technical solutions.

Service Teams