Our Team

Our team includes specialists in Architecture, Interior Design and Environmental Design. Golden Spiral has the depth of design experience, both creative and technical, to ensure a successful project. We have designed and managed corporate, healthcare, hospitality and restaurant projects from concept to completion. We are dedicated to providing quality service along with accurate and timely specifications and budgets.

Director of Interior Design

State of Florida Registered Interior Designer – ID 5290
National Council of Interior Design Qualification – NCIDQ #022559
LEED Accredited Professional – Interior Design + Construction – LEED AP ID+C
Professional Member American Society of Interior Designers – ASID

Michigan State University, B.S.
Art Institute of Ft. Lauderdale, B.S. – Interior Design

Julie started her interior design career as a visual merchandiser in the retail industry and as a residential interior designer. In recent years, Julie has focused on commercial projects including senior living, restaurants, medical and office spaces. She is committed to sustainable design solutions and practices in her projects and their enhanced environmental and economic impact.

Julie is also an artist whose portfolio includes acrylic on canvas paintings and 3D sculptures. She uses the integration of freely expressing color and form in conjunction with interior design principles; color, visual balance, focal point, the rhythm of movement, scale, proportion and details. It gives her great pleasure to create original art for her clients and positively impact their spaces.



Abraham Wien, LEED AP O+M
Director of Environmental Architecture
University of Kansas – B. Environmental Design
University of Kansas – B. Arch. Architecture

With over twenty five years of success in architectural and environmental design, site planning, construction and development in South Florida and Latin America, Abraham has gained extensive experience in sustainable hospitality and multi-family projects. He has been responsible for taking projects from conceptual planning and design through design development, land entitlement process, financing, construction, economic stabilization and disposition of major projects. He has worked on a wide variety of project scopes, from small-scale domestic commercial and residential properties to large-scale mixed-use developments. He combines superior project management skills and a keen eye for creativity.

His experience and knowledge of the design and construction industry serves as an excellent example of how one navigates successfully in the rapidly evolving field of sustainable architecture and environmental design. Fluent in English and Spanish he has the capacity to successfully interact and understand the needs of our national and international clients. Abraham also holds U.S. and International Patents in a variety of fields.

He is a member of the U.S. Green Building Council, The United Inventors Association of America, as well as a founding member of the Latin America Business Association, Founding Member of Sacred Grounds Foundation and the Founder of iHELPi.org, a nonprofit organization helping inventors worldwide.

Gregory Madsen

Bachelor of Architecture, North Dakota State University

Gregory Madsen attended North Dakota State University, receiving a bachelor’s degree in Architecture. Greg has extensive experience in Architecture, Construction Administration, Planning and Business Development. He previously held positions as Director of Architecture and Senior Architect for two large national Design-Build companies. Specializing in business development, winning work, relationship building, client management, land planning, project design, governmental approval processes and implementation of the Design-Build construction method. He has a full and deep understanding of design and construction principles for Retail, Hotels, Residential, Office, Education, Warehouse and Laboratory product types.

Guillermo Molina Gomez
Architect – Latin America

Universidad Javeriana, Bogata, Columbia – MS Architectura

Guillermo started his architectural career in Colombia where he designed numerous multi-family, residential and commercial projects. He then moved to Costa Rica where he currently resides and has being actively involved in the architectural and construction fields for over 30 years. Guillermo has designed and managed the construction of many commercial, hospitality and multi- family projects. He is a member of the Concejo Professional de Ingenieros y Architectura de Cundinamara and an active member of the Colegio Federado de Ingenieros y Architectos de Costa Rica. Fluent in Spanish and English Mr. Molina is an integral part of Golden Spiral’s international team.

Kendall Gillen, LEED Green Associate
Digital Marketing Manager
Director of Interior Design – Residential

Florida State University, B.S. in Biological Sciences

Kendall Gillen brings both technical expertise and fresh creativity to Golden Spiral. She has many years of experience with social media, digital marketing, eCommerce and web design. Her ability to incorporate these technical skills with her knowledge of interior design trends and products ensures our projects exceed our client’s vision and expectations. As a company that specializes in sustainability, her degree in Biological Science enables us to navigate the ever-changing arena of sustainable information and design practices.

Kendall is also the founder of Gold & Nest, a carefully curated online home and lifestyle boutique.

John R. Diehl, AIA, CGC
Architect and General Contractor

Registered Architect, State of Florida – AR 0007424
Certified General Contractor, State of Florida – CGC 008183
Registered Interior Designer, State of Florida – ID 0003692

John has 50+ years of experience in the design-build fields of Architecture and Construction in South Florida, the entire United States, and also abroad. As an architect, he has been involved in both residential and commercial projects. His residential experience includes: custom homes, condominium remodeling, residence remodeling and additions.

John has 10+ years architecture experience with healthcare and hospitals. His commercial experience also includes: car washes, restaurants, medical centers, shopping centers, resorts, industrial parks, banks, warehouses, marinas, religious buildings, and more. John’s level of involvement spans all stages of the architecture process from initial conceptual design to excellent, highly detailed working drawings ready for construction.

As a General Contractor, John has deep knowledge and experience in the construction field which includes administration, troubleshooting, estimating, remodeling, rebuilding, providing shell work and design-build. The project types range from custom residential to various commercial projects such as banks, senior living, warehouses, churches, schools and more.

Victor De La Rosa
Project Architect

Architecture, National University of Colombia

Victor’s architecture career in South Florida has spanned 25+ years with experience as Project Manager, Construction Manager, and Plan Coordinator. He has worked with many renowned residential developers including Toll Brothers where he was responsible for the generation of construction documents as well as coordination of architectural plans with other professionals. He has worked closely with managers in the field to guarantee plan details were followed throughout the construction process. Victor has collaborated on both residential and commercial projects.