CornerStone One
Aaron Block has extensive work experience in the construction and plumbing industries. Aaron currently works at CornerStone One as the Director of Preconstruction, a position they have held since February 2020. Prior to this role, they worked at CornerStone Plumbing as a Project Manager from October 2018 to February 2023. Before joining CornerStone Plumbing, they worked at Grunau Company as the Plumbing Department Manager from June 2011 to September 2013, and as a Project Manager from August 1996 to June 2011. Aaron also worked at Thermo Fisher Scientific as a Graphics System Operator from February 1994 to August 1996.
Aaron Block earned a Bachelor of Science (B.S.) degree in Architectural Engineering from the Milwaukee School of Engineering, where they studied from 1990 to 1994.
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CornerStone One
CornerStone One is the sole contractor in Southeastern Wisconsin offering excavation and grading, site utilities installation and commercial plumbing system design/installation from a single source. CornerStone expertise and experience covers everything from pre-planning to engineering to implementation. Our team uses advanced technology and clear communication to ensure every project is completed on time and on budget.