Our History

GTL Construction was founded in 1999 by Angelo Monaco. With an exceptional family history in the construction industry, Angelo used his extensive knowledge and experience to create a construction company focused on working together to deliver a successful client result. His relationship with clients and subcontractors, passion for excellence, communication and timeliness has resulted in a company that provides the highest quality of service to clients, including many Fortune 500 companies.

GTL Construction, LLC is a full-service construction company (general contracting / construction management) headquartered in White Plains, New York with a satellite office located in Parsippany, New Jersey.  With a staff of 45+ employees and growing, GTL has been opportunely completing commercial construction projects for clients throughout the New York metropolitan area.

The allegiance and commitment we have to our work spans across our entire spectrum of employees, from the executive leadership team to the field supervisory and administrative support levels. Our executives are actively involved in overseeing both the day-to-day office and site operations. The GTL assigned project and field management team are experienced and trained to ensure each construction project meets the highest industry standards for quality, functionality, durability and safety.

Our Clients

Core Values

COMMITMENT  We take ownership of each of our construction jobs. We are loyal to achieving success throughout the entire project life cycle.  Our devotion to the most favorable result starts during estimating and extends through the closeout process as well as across all lines of our team.

COLLABORATION  At GTL, we are steadfast in our belief that teamwork, support and communication is invaluable to our clients throughout every aspect of the construction process.

INTEGRITY  We take pride in acting honestly and fairly and hold ourselves to the highest ethical standards. We approach every project earned with the utmost respect and assume the same esteem for every stakeholder we have the privilege of working with.

SAFETY  All GTL employees are dedicated to ensuring a safe work environment exists and that the safety of all who enter our workspace is paramount.

UNIQUITY  The uniqueness of the construction project and field experience held across our entire team spectrum routinely translates into client engagement for unconventional assignments outside the norm for a typical general contractor/construction manager.


GTL addresses each construction project with the comfort of having skilled and professional wisdom in the building trades. We are able to manage the process from pre-construction to mobilization through substantial completion and turnover by being meticulous in our planning, carefully supervising our in-house seasoned labor workforce and subcontracted specialty trades.

GTL’s approach to the communicative process includes project management reporting via database systems. utilizing construction industry recognized software and project status – cost control reporting mechanisms. The foundation of our success has been:

  • Responsive communications
  • Accurate documentation of processes
  • Weekly on-site client team meetings
  • Meticulous coordination of manpower and trades

The GTL Difference


We are professional, experienced, reliable, and the best partner you could pick for your commercial construction projects – regardless of industry, size or challenges.


We believe in partnering with our clients and dedicating ourselves to their success ensures delivery of personalized, quality results. GTL’s unrivaled scope of services ensures total client focus.


We closely monitor all aspects of every project in order to ensure seamless execution for all our clients. From the executive leadership team to the field supervisory and administrative support levels our commitment to quality has no equal.


We are constantly recipients of repeat work. Because clients know us, love us, and trust us to do great work, we are often asked to do projects outside of the norm for a typical GC, but we deliver again and again and keep expending our portfolio and suite of services.

Meet Our Leadership

Our most valuable asset is our team. From seasoned industry experts to up and coming construction specialist, the GTL family is why our clients select us as their construction management partner over and over again.


The GTL team did an excellent job for us in terms of the quality of workmanship as well as finishing the project on schedule. This hotel project was a very difficult one. GTL rose to the occasion when needed to successfully resolve issues that were presented.
Don R. Marvin, Lodgeworks
My experience working with GTL Construction has been excellent. They are true professionals who bring important construction knowledge and outstanding management skills to their projects. Their ability to provide timely cost information as various issues came up enabled our team to make informed decisions throughout the process.
Joseph Rugg, Crestwood Builders Group
GTL Construction has provided us with quality workmanship and excellent time frame management. I would highly recommend Angelo Monaco and his staff for any future projects that he would endeavor.
Mike Adams, Century 21 Department Stores
I would like to recognize GTL Construction for their exemplary work and professionalism. Our firm had the pleasure of working with GTL on five projects. I can say with confidence that GTL has always acted professionally, provided excellent coordination of trades, and performed exceptional project management that resulted in the completion of projects on schedule and on budget.
Joel L. Greenberg, Architectural Visions