Ran Troim

Ran Troim studied at world-renowned universities, including FIT and Parsons in New York City, and he also attended the Professional Seminar of IES. During his time in NYC, Ran worked at the leading architectural lighting studio, Cooley Monato Studio. Ran has experience planning and implementing many of top-tier architectural lighting projects. In 2004 Ran founded RTLD. 

Ran's extensive resume and expertise can be seen in prominent architectural projects both in Israel and abroad, including: Beit Avichai in Jerusalem, Zispal Towers in Ramat HaChayal, Park Plaza Hotels in England and others.

Ran is a guest lecturer at the Technion in Haifa where he shares some of his extensive knowledge about architectural lighting. In addition to his contributions and leadership on projects at RTLD, Ran uses his advanced technical skills and creativity to design new, innovative architectural lighting solutions.

Hila Mayer

Hila Mayer has an academic background in planning and interior design. She graduated with honors from the School of Design and completed her BA in education and design at Bretton Hall College Leeds University. With an interest in specializing in the field of lighting, Hila moved to New York to attend the Parsons School of Design in the field of architectural lighting and design. She later on received a Masters Degree in this field. Hila moved back to Israel at the end of 2003. In 2004 she joined Ran as a leading member of the RTLD team.

Throughout the years, Hila has been an important contributor to the success of unique and renowned architectural lighting projects, including: Yoo Towers, Dihman Square, Mamila Hotel, and the Israel Museum. Hila has been a partner in RTLD since 2009.

In addition to her work in the studio, Hila teaches a course in architectural lighting at the Holon Institute of Technology (HIT) to students in the department of interior design. Combining work in the studio with lecturing in the academic setting is both challenging and rewarding. Hila has proven that doing so can be mutually beneficial for her efforts in both arenas.

Gal Parvozkin

 Gal Parvozkin joined RTLD in 2010 after completing a Bachelor of Architecture (B. Arch.), at Bezalel Academy of Arts and Design, Jerusalem.  Gal specialized in architectural lighting at RTLD and soon become a Professional Team Manager.  Gal is responsible, among others, for staff training, managing the database, developing and improving work processes.

Throughout the years Gal has managed a variety of projects with various aspects of architectural lighting design such as: the Waldorf Astoria in Jerusalem, The Jaffa Hotel , Google Office TLV, Amazon Office TLV/Hifa,  Ariel Sharon Park, Sir Joan Ibiza and ToHa (Totzeret Haaretz Towers).

In addition to his work at the studio Gal teaches a course in architectural lighting at the Holon Institute of Technology (HIT) to students in the department of interior design. Collaborating theory and practice enables Gal to constantly improve and enhance his design methods and techniques.


Heli Cohen


Noa Tal Elisha

B.Design – H.I.T Holon Institute of Technology (2015)

Vivian Pienika

B.Design - Shenkar - Engineering. Design. Art (2013)

Tal Tadjer

B.Design - Shenkar - Engineering. Design. Art (2013)

Nataly Safir

B.A – Ibero-American University - International Relations HUM (2005), Cavim - Diploma in Interior Design (2012) 

Yael Armon

 B.Design (int) - The College of Management, Rishon Lezion (2016)

Sarah Dlinn- Aizner

B.S Interior Design- Art Institute of Pittsburgh (2011)

M.F.A Lighting Design- Parsons The New School for Design (2017)

Gal Hadad

 B.Design (int) - The College of Management, Rishon Lezion (2016)