Who We Are

Sean Doherty - President

Mr. Doherty oversees day to day operations at NPI. He leads the firm's focus on sustainable growth and customer satisfaction. Before taking the helm at NPI, Sean was a pipefitter in the field. He is a member of NH Plumbers and Steamfitters Local 131 and serves as the chair to the Joint Apprenticeship Training Committee.  

Robert Lakin - Vice President of Operations

John E. Doherty, Jr. - Chief Executive Officer

Dana Wentworth - Head Estimator

Jeff Gardener - Project Manager