About Us
Meet the Team
J.Z. Developments is a premier development firm based in Miami, renowned for its excellence in crafting iconic and innovative structures across the city. With a robust portfolio that includes some of Miami’s most distinguished buildings, JZ Developments is synonymous with architectural sophistication and urban elegance.
Our team of seasoned professionals brings a wealth of experience to every project, blending cutting-edge design with meticulous attention to detail. From high-rise residential towers to commercial spaces, we are committed to delivering quality and excellence at every stage of development. At J.Z. Developments, our mission is to shape Miami’s skyline with structures that not only meet the highest standards but also enhance the vibrancy and allure of the city.
Driven by a passion for creating spaces that inspire and endure, J.Z. Developments stands at the forefront of Miami’s real estate development, continually pushing the boundaries of design and innovation.
Office Staff
Alexander DeArmas
Alexander DeArmas, president and co-founder of JZ Demolition with his grandfather Jorge Balseiro, blends visionary leadership with a rich family legacy. Passionate about excellence and innovation, Alexander steers J.Z.'s strategy, growth, and operations. His leadership cultivates integrity and dedication, propelling J.Z. as a beacon of entrepreneurial spirit and community commitment.
Jonathan Lantigua
As Vice President and Chief Estimator of JZ, Jonathan excels in collaborating with clients and providing precise quotes. With a keen eye for detail and industry expertise, he ensures accurate, competitive estimates, fostering trust and delivering exceptional value and a personal experience for every client.
Zenaida Balseiro
Zenaida Balseiro is a dedicated professional serving as the secretary of JZ Group Miami, a role where she manages important paperwork and helps keep things organized. She is also the supportive wife of the late Jorge Balseiro, who founded JZ Demolition, a company known for its expertise in demolition work. Zenaida brings her skills in administration to support both her husband's business and the broader operations of JZ Group Miami.
Katherine Lantigua
As Treasurer and Head of Accounting of JZ, Katherine manages all financial operations and strategic initiatives, including budgeting, cash flow forecasting, financial reporting, and ensuring compliance with regulatory requirements. Katherine plays a pivotal role in guiding financial decision-making, optimizing financial performance, and maintaining the organization's financial health.
Alberto DeArmas
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Christopher Carter
Christopher's first job title is project manager, so he properly staff, schedule and coordinates the crews for JZ Demolition and JZ Construction. On top of that, he is also the point of contact for JZ Waste Management. Aside from his duties in our 3 service companies he is also the architectural design specialist for JZ Developments which covers 2D floor plans, 3D renderings and development ad campaigns.
Luis Perez
As a Director of Construction with 15 years of experience, Luis has manage all phases of construction projects, from planning to completion. He has ensure projects stay on budget and on schedule, maintaining high standards of quality and safety. His role involves leading teams, coordinating with stakeholders, and resolving challenges to drive successful project outcomes.