P1 Construction is a national specialty subcontractor operating across the United States with headquarters in Lenexa, Kansas. Founded in 1919 as AD Jacobson, the company has evolved through consolidation to become P1 Group, Inc., now operating as P1 Construction, LLC. It employs over 1,000 people with offices throughout the Midwest.
The company provides multi-trade construction and facility solutions spanning mechanical, electrical, plumbing, millwright, architectural metal, sheet metal, and piping work. P1 Construction operates end-to-end in-house capabilities that include preconstruction, building technologies, systems integration controls, Virtual Design and Construction (VDC/BIM), and multi-trade off-site construction fabrication. This integrated approach allows the firm to serve as a single-source provider for complex facility projects.
P1 Construction serves a broad range of verticals including healthcare, pharmaceutical, commercial, education, government, mission-critical, and industrial sectors. The company emphasises safety and quality in its operations, positioning itself as one of the nation's leading specialty subcontractors in its field.