Executive Team

Gerard petri

With over 40 years of experience in the industry, Gerard is one of the most well respected plumbers in NYC.  His career began while he was in high school working for his family plumbing business with his father and brothers in Brooklyn, NY.  He later earned a Master Plumbing License as well as a Master Fire Suppression License and shortly thereafter ventured on his own to found Phase 1 Group with a bold vision to grow and expand. 

Joseph panico

Originally from Bayonne, NJ, Joe began his career in the field as a Local 1 Union Plumber.  His attitude and tireless work ethic earned him the opportunity to become a partner with Phase 1 Group.  Together, he and Gerard have grown the company from its inception in 1999 to what it is today - one of the most reputable companies in the construction industry.


Office Team

robert Banalette

Bob brings a wealth of over 25 years of experience in the plumbing, mechanical, and sprinkler estimating industry.  Bob attended the mechanical engineering program at Pratt Institute in Brooklyn, NY and is now our lead estimator for our team at Phase 1 Group.  He coordinates our efforts using state of the art software technology to produce timely and efficient estimates for our clients.

danielle petri Voskian

Danielle is the office manager for the Phase 1 Group. She specializes in organizing office operations to ensure effectiveness while maximizing cost efficiencies. She is also responsible for employee relations and performance management functions. Danielle has a BSBA from Western New England College and an MBA from Georgian Court University.

sean scheriff

Sean is the lead draftsperson at Phase 1 Group.  A graduate of Worcester Polytechnic Institute in Massachusetts, Sean began his drafting career as a side job while in high school in 2000.  He has been working in the plumbing industry since 2007 honing his skills in AutoCAD to become our drafting team leader.  


Brian is a project manager/junior estimator at Phase 1 Group. He is a graduate of Stevens Institute of Technology in Hoboken, New Jersey and received a B.E. in Civil Engineering. Brian brings a wealth of talent in computer skills to our company and is at the cutting edge in this skill.

Joseph Diggins

Joseph started his career in Plumbers Local 2 and worked his way up from an apprentice to senior project manager. With over 29 years of commercial, residential, healthcare, educational, and heavy construction mechanical experience he ensures our projects are run safely and efficiently.


Field Team

mike zelechowski

As the head superintendent for Phase 1 Group, Mike provides an essential bridge for our work in the field with our work in the office.  Having spent more than 12 years as a plumbing mechanic, he has worked his way up the ranks in the industry to assume this important leadership role.  His knowledge, professionalism, and ability to tackle a variety of projects are vital in contributing to the success of our team.

james dimarisco

Jimmy is is our lead foreman and project manager for site utility work.  He has been a foreman with Phase 1 Group for nearly 18 years, providing on-site leadership at venues such as Yankee Stadium, NYU Kimmel Pavilion, and the New York Aquarium Ocean Wonders exhibit in Coney Island.