Bio Type: Professional Team
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John Haynal
June 1st, 2017
John has 35+ years of diverse and hands-on construction experience serving as project manager, superintendent, and general contractor for a variety of institutional, commercial, and private projects. He serves as a GREYHAWK Senior Construction Manager. John has depth of experience administering bidding procedures, preparing contracts, conducting on-site inspections, issuing field reports, conducting job meetings, and […]
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William Slavin
June 1st, 2017
Bill has 35+ years of experience in pipe fitting and plumbing and has provided project management for plumbing and HVAC contractors. He serves as GREYHAWK Commissioning Agent and Project Manager. A master plumber and former HVAC contractor, Bill brings an excellent understanding of mechanical construction with an established ability to communicate effectively with all project […]
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Joseph F. Donnelly
June 1st, 2017
Joe has 35+ years of diversified construction experience as a results-driven leader with a verifiable track record of managing multi-million-dollar projects. He leads GREYHAWK projects as a Senior Construction Manager. He is highly skilled at driving progress by identifying and resolving complex issues to meet deadlines and budgets. As a licensed New Jersey Construction Code […]
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Joseph Brownmiller
June 1st, 2017
Joe has 18+ years of experience in the construction industry working for both construction management and general contracting firms. He is skilled at issue resolution and promoting a cohesive work environment. He serves as a GREYHAWK Construction Manager. He has managed complex construction projects in multiple capacities including as Project Engineer, Assistant Project Manager, and […]
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John Ramos
June 1st, 2017
John has 30+ years of construction industry experience, specializing in project controls, CPM scheduling, and claims consulting. He serves as a GREYHAWK Senior Managing Consultant. With his extensive experience, John recognizes areas where project delays typically occur and provides suggestions up front to minimize delays and downstream claim activity. He consults with contractors and owners […]
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Robert J. Dinan, PE, CCM, LEED AP
February 17th, 2016
Rob has 25+ years of professional construction management experience and has served in a leadership role for GREYHAWK on more than $300 million of new construction, renovation, and improvement projects for large institutional clients. He consistently demonstrates that the client’s primary objective is his first priority. As Project Executive, Rob manages projects and teams with […]