
Robert (Bobby) Hubner
Founder, President & CEO

Founder, President & CEO
Bobby is a construction executive with more than two decades of construction management experience in New York City.
A 22-year veteran of Turner Construction Company, Bobby has been an integral part of the successful completion of many New York City projects. Bobby joined Turner in January of 2000 and began his career as a Superintendent. In the years that followed, he rose to positions of increasing responsibility, including Project Superintendent, Procurement Agent, Project Manager and Project Executive—ultimately serving as Vice President and Construction Executive.
Bobby has extensive field experience and a keen understanding of the work and industry, creating solutions for complex projects throughout the New York Metropolitan area.
He takes great pride in building high-performing teams, developing construction professionals, and establishing meaningful, long-term relationships with clients and industry partners.
Notable projects include: Madison Square Garden Transformation; The Greenwich Lane—Rudin West Village Residencies; 550 Washington Street (Google’s New York headquarters); and Lincoln Center renovations of David Geffen Hall, Alice Tully Hall, and the Juilliard School.

Director of Operations
Raymond is Director of Operations at Promethean Builders. A results-driven construction executive with extensive experience in preconstruction planning, project oversight, and operational leadership, he oversees regional project execution, staffing, and strategic planning.
Previously, Raymond served as Vice President of Project Management at SavCon, where he led company-wide process standardization, resource allocation, and executive oversight on high-profile projects. During his tenure, he developed dynamic progress-tracking tools to enhance project accountability and efficiency.
Raymond has successfully delivered approximately $3 billion in projects across the healthcare, education, life sciences, commercial, and high-end residential sectors, managing complex construction types including core and shell, fit-outs, renovations, repositioning, and conversions.

Head of Preconstruction – New York & New Jersey
David leads Promethean Builders’ preconstruction efforts across New York and New Jersey, overseeing all estimating and procurement operations in the Northeast. With over $4 billion in completed construction volume, he brings a collaborative, data-driven approach to every project—ensuring seamless execution from concept to closeout.
David is known for fostering strong, lasting partnerships with clients, design teams, and subcontractors. His leadership has been instrumental in the success of projects ranging from multifamily residential developments to performing arts and cultural institutions. His ability to align strategic preconstruction planning with on-the-ground execution makes him a trusted advisor throughout the development lifecycle.
Notable projects include: The Greenwich Lane—Rudin West Village Residencies; AIDS Memorial Park in New York City; Owensboro Health Regional Hospital; University Medical Center at Princeton; Jacob Javits Center Expansion Project; 100 Water Street, Jersey City; Urby HC4, Harrison; 26 Cottage Street, Jersey City; 132 Monitor Street, Jersey City; 89 Monitor Street, Jersey City; 244 St. Paul’s Avenue, Jersey City; and 55 Jordan Street, Jersey City.

Director of Safety
Mike Murphy brings over 20 years of experience as a New York City firefighter and more than 11 years in construction safety. As a certified Construction Site Fire Safety Manager, he holds multiple industry-related certifications in life safety and construction safety.
In his role as Director of Safety, Mike oversees Promethean’s corporate safety program, ensuring compliance both administratively and in field operations. His leadership is instrumental in maintaining a culture of safety across all projects, prioritizing risk mitigation and regulatory adherence.
Before joining Promethean, Mike served as Turner Construction’s Life Safety Area Manager, where he was responsible for inspecting and auditing construction sites across the New York Business Unit, conducting fire safety and general safety audits. His extensive background in fire safety and construction site management makes him a key asset in upholding the highest safety standards.

General Manager – Florida
Alan is the General Manager for Promethean Builders in Florida. Hailing from Ireland, he brings extensive construction expertise, with a robust background in estimating, field operations, and executive leadership. Before joining Promethean, Alan served as Vice President and Director of Operations at his prior firm.
Based in West Palm Beach, Alan embodies Promethean Builders’ core values of meticulous attention to detail and a relentless pursuit of excellence. He is dedicated to upholding the company’s commitment to integrity, quality, and outstanding results while fostering enduring relationships with repeat clients and industry partners.
Alan has delivered projects across a wide range of sectors, working with prominent companies, owners, and landlords such as Fisher Brothers, Boston Properties, Empire State Realty Trust, the Screen Actors Guild Foundation, STV, IBM, WeWork, Soros Fund Management, and Datadog, among others.
Notable projects include: offices for the Securities and Exchange Commission, Datadog, Ampersand, and Soros Fund Management; the full-building gut rehabilitation at 609 Fifth Avenue for SL Green; and the Robin Williams Theatre in New York City.

Director of Operations – Florida
Garreth has over 30 years of experience in the construction industry, with a proven track record of leadership in field operations across New York City and Florida. His career has taken him from Apprentice Carpenter to Vice President of Operations, overseeing a diverse portfolio of projects—including high-end retail and residential, commercial office spaces, building infrastructure, and industrial developments.
A solutions-oriented leader, Garreth is known for his ability to identify talent, build and mentor high-performing teams, and for his commitment to developing the next generation of construction professionals.
Garreth is a U.S. Marine Corps veteran, having served in the Infantry. He held the rank of Sergeant as a Combat Instructor in Quantico, Virginia.
Notable projects include: Whole Foods Bowery and Houston in New York City; Con Edison Third Avenue Yards in Brooklyn; the Helmsley Building electrical infrastructure upgrade; various celebrity and high-net-worth apartments and townhouses in New York City; Gucci Flagship at Bal Harbour Shops, Miami; Saks Fifth Avenue’s three-floor flagship at Bal Harbour Shops, Miami; City Zero (Zumba World Headquarters), Miami; and Starwood Capital, Miami Beach.

Director of Project Management – Florida
Andrew is responsible for ensuring the successful execution of projects from preconstruction through completion. He serves as the primary liaison between clients and project teams, providing schedule and financial oversight while driving operational excellence.
Andrew is a construction professional with twelve years in the South Florida construction market. He is attentive to detail from organizational, financial, and quality-control perspectives.
Andrew’s experience includes work for clients such as Apple, Nike, Gucci, Neiman Marcus, and Saks Fifth Avenue. Notable projects include flagship Apple stores at Aventura and Dadeland malls, Neiman Marcus Michigan Avenue, and Saks Fifth Avenue at Bal Harbour Shops.