Leadership Team

Jay Appleton, PE, CHC, CSSHO

Jay Appleton, PE, CHC, CSSHO

Project Executive

Jay Appleton has more than 35 years of experience in the design and construction industry. He leads large and diverse project teams in the development of educational and healthcare facilities, commercial buildings, churches, cultural...
Elizabeth Banfich-Mirisola

Elizabeth Banfich-Mirisola

Human Resource Manager

Elizabeth (Liz) Banfich-Mirisola has over 25 years of experience working in the human resources industry. She assists GREYHAWK leadership with recruiting, staffing, performance monitoring, employee relations, benefits administration, and implementation. Liz is responsible for...
Joseph Brownmiller

Joseph Brownmiller

Construction Manager

Joseph Brownmiller received his Bachelors of Science in Construction Management from Roger Williams University. Joe has 12 years of experience in the construction industry. Working for both construction management and general contracting firms, he...
Ross Caldwell, CCM, PMP, LEED AP

Ross Caldwell, CCM, PMP, LEED AP

Project Executive

Ross Caldwell has more than 35 years of experience in the construction industry and serves in an oversight role on multiple projects for GREYHAWK. Ross has also been involved in multi-million dollar new construction...
Anthony David

Anthony David

Senior Construction Manager

Anthony David holds a Bachelor of Arts in Architectural Management Engineering from Florida A&M University. He has over 20 years of progressive construction management experience for institutional, commercial, government, and residential projects. Anthony is...
Thomas Dills

Thomas Dills

Construction Manager

Thomas Dills received his Bachelors of the Arts for Environmental Studies from Western State College. He has his Construction Quality Management for Contractors Certification from Army Corps of Engineers as well as his Environmental...
Robert J. Dinan, PE, CCM, LEED AP

Robert J. Dinan, PE, CCM, LEED AP

Project Executive

Robert Dinan has more than 20 years of professional construction management experience. Robert has served in a leadership role for GREYHAWK on more than $300 million of new construction, renovation and improvement projects for...
Joseph F. Donnelly

Joseph F. Donnelly

Senior Construction Manager

Joseph F Donnelly received his Bachelors of Science from Mount Saint Mary’s College. He is a NJ Construction Code, NJ Building Sub code and a NJ Housing Code Official. He has his NJ Building...
Arianna Filipour

Arianna Filipour

Assistant Construction Manager

Arianna Filipour holds a Bachelor of Science in Architecture from the University of Virginia and earned her Master of Construction Management from Washington University in St. Louis. She has experience working in the architecture,...
John Haynal

John Haynal

Senior Construction Manager

John Haynal received his Associate of Arts in Business and Business Construction from Pierce Junior College. He has his New Jersey Building Inspector license as well as RCS, ICS, HHS, ICS and Fire inspection...
Lawrence Hazen, PE

Lawrence Hazen, PE

Senior Construction Manager

Lawrence Hazen received his Bachelors of Science in Civil Engineering from the University of New Hampshire and is a licensed Professional Engineer. Larry has over 25 years of experience in the construction and consulting...
Kathleen Kostiuk, CPSM

Kathleen Kostiuk, CPSM

Director of Marketing and Business Development

Kathleen Kostiuk has over 30 years of experience providing marketing, business development, administrative, and technical support for the construction management and claims consulting industry. She leads GREYHAWK’s internal and external marketing and business development,...
James Lauria

James Lauria

Construction Manager

James Lauria received a Bachelor of Science in Mechanical Engineering from Rutgers University and his Construction Management Certification from Camden County College. James also received his Education Facilities Management Certification from Rutgers University. He...
Kyle Lewis, CMIT

Kyle Lewis, CMIT

Construction Technician

Kyle Lewis holds a Bachelor of Science in Construction Management Technology from Temple University and a Construction Manager in Training (CMIT) credential from the Construction Management Association of America. Kyle’s experience in the architecture,...
Fritz T. Marth, PE, CFCC

Fritz T. Marth, PE, CFCC

Executive Consultant

Fritz Marth has over 25 years of experience in the construction industry specializing in disputes and claims resolution, critical path method scheduling and delay analysis, cost damages analysis, and litigation support. Fritz’s experience involves...
Tania Rabitsky

Tania Rabitsky

Project Manager

Tania Rabitsky received a degree in Civil Engineering from Leningrad Academy of Railway Engineers is St. Petersburg, Russia (the equivalent to a Master’s of Science degree in Civil Engineering in the United States). Tania...
John Ramos

John Ramos

Managing Consultant

John Ramos has more than 30 years of experience, specializing in project controls, CPM scheduling and claims consulting. His experience as a scheduler enables him to recognize areas where delays typically occur and provide...
Charles Rehman

Charles Rehman

Construction Manager

Charles Rehman received his Bachelors of Arts from Rutgers University and his Associate of Applied Science from Gloucester County College. He received his Construction Management Certification from Drexel University. Chuck has more than 27...
Barrett Richards, CEP, CCC, PSP

Barrett Richards, CEP, CCC, PSP

Senior Managing Consultant

Barrett Richards has more than 15 years of experience in project management oversight; claims and litigation support; project planning and scheduling as well as pre-construction and constructing cost estimating. He has provided services at...
Jeffery Riggs, CCP

Jeffery Riggs, CCP

Commissioning Manager

Jeffery Riggs has more than 30 years of experience specializing in the mechanical construction industry. Jeff’s specific experience includes coordination of all aspects of plumbing and mechanical piping layout and installation and expediting plumbing...
Michael Schaefer, CEFM

Michael Schaefer, CEFM

Project Manager

Michael Schaefer holds an Educational Facilities Manager Certificate from Rutgers University. He also received his HVAC certification from Burlington County Institute of Technology. Michael has 31 years of experience as a construction manager and...
William Slavin

William Slavin

Commissioning Agent/Project Manager

William Slavin served an apprenticeship with the Local Union 332, is registered as a Master Plumber and has his HVAC license in New Jersey. Bill has more than 35 years of experience in the...
Lisa Vota

Lisa Vota

Controller

Lisa Vota has more than 35 years of experience providing accounting and financial control services.  Lisa received a Bachelor of Arts in Accounting from Hofstra University.  She is responsible for daily accounting tasks and...