Our people

Principal Directors

Managing Director / Director of SustainabilityIvy Lee

Ivy joined L&O in 1998 with a First-class Honours degree in Architecture from the Chinese University of Hong Kong, she became a Partner in 2009 and is now Managing Director, overseeing all of L&O’s business development and operations in Hong Kong, China, SE Asia and the Middle East. Ivy is committed to the preservation of L&O’s core values reflecting its long history of almost 150 years and to the reinterpretation of these values that continue to maintain the uniqueness of L&O and with the humanity, integrity and innovation that sustains it.

Ivy supports the wider design community with her passion for design, and is expressed through her pro bono activities: she is the Director of the Hong Kong BEAM Society and Director of the Hong Kong Green Building Council which spearhead innovation in sustainability.

Ivy remains deeply involved in L&O’s projects and in the design processes and technical solutions that have resulted in winning international design awards. These include the Hong Kong Science Park Phase 2, City of Dreams, Macau and Studio City Macau. In addition, Ivy is currently leading an international technical consultant team to advise the Hong Kong Government on the development of a multi-purpose Sports Park, including a 50,000 seat stadium, in Kai Tak, Hong Kong.

Ivy maintains a worldwide perspective through her direct engagement and collaboration with internationally respected architects and experts whilst simultaneously nurturing diverse local talents and a multi-cultural studio approach to projects within L&O.

Principal DirectorPeggy Liow

Peggy joined Leigh & Orange in 1994 after graduating from the University of Melbourne in 1989. She has extensive experience in handling multi-disciplinary projects across a wide spectrum of building types, with particular emphasis on high-end mixed-use, super high-rise and TOD developments such as Shanghai Pudong Shangri-La hotel, Wheelock Square, Langham XinTianDi and Andaz Shanghai hotels, L’Avenue Shanghai and Guangzhou CTF Finance Centre, which were completed with high standards and were awarded prestigious international design and quality building awards. Born in a multilingual country of Malaysia, Peggy becomes a polyglot. Together with this special background, language skills and extensive project experience, Peggy masters her expertise in leading multi-national, multi-cultural and multi-disciplinary project teams to meet the requirements of prestigious Hong Kong and international developers, world-class hotel operators, etc. for delivering projects with the high quality and standards.

Principal DirectorAlan Li

Alan graduated from Barlett School of Architecture in London and joined Leigh & Orange in 1992 till 2007, rejoined L&O in 2011 and became a Principal Director since 2017. Alan as an architect with over 30 years of management and project development experience, his expertise spans the public and private sectors – covering healthcare, hospitality, institutional, sports park, science park, railway and transportation developments. Alan’s commitment to quality works of architectural and engineering design has brought him an extensive track record in delivering highly-complex and multi-disciplinary projects from design to completion of construction with high quality. At L&O, Alan has focused on large scale and multidisciplinary projects such as the Hong Kong Science Park Phase 2 Development, Macau Studio City Development, United Christian Hospital, Kai Sai Chau Public Golf Course and Kai Tak Sports Park.

Principal DirectorKelvin Li

Joined L&O in 2004, Kelvin becomes Principal Director in 2019. Kelvin is an emerging architect and urbanist with a vision and responsibility to shape a better built environment. Graduated with distinction from the University of Hong Kong in 2000, he has thus accumulated over 20 years of practical experience, primarily in the design and construction of comprehensive development projects in both Hong Kong and Greater China.


Back in 2006, Kelvin won the Chevening Scholarship and went on to complete a higher degree at the Bartlett School of Architecture, UCL. In a personal capacity, he was invited to act as a part-time lecturer at the University of Hong Kong in 2007-2008.


Kelvin has led design teams to accomplish a multitude of large-scale, strategically complex projects of all types, including masterplanning, commercial, mixed-use, education, residential and transit-oriented developments. Many of these have won international awards, such as HKIA Annual Awards, HKIA Cross-Strait Architectural Design Awards, World Architecture Festival Awards, A’ Design Awards, A&D China Awards and MIPIM Asia Awards.

Senior Management

DirectorK K Shing

Shing Koon Kwan graduated from University of New South Wales, Australia and joined Leigh & Orange in 1997. KK’s experience provides strength for design and project management from feasibility study to completion through multidisciplinary coordination, statuary liaison and construction contract administration.

He has worked upon a wide spectrum of building types in Hong Kong and Macau including institutional, mixed-use, hospitality, entertainment, healthcare and railway developments. In the recent years, KK has taken key project roles for MTRC Shatin-Central Link (Hin Keng Station), the new hotel and attraction expansion for the international theme park in Hong Kong, as well as Studio City and City of Dreams entertainment resorts in Macau. He has built up a diverse portfolio covering new complex building development and large-scale addition and alteration projects.

DirectorRover Cheung

Rover graduated from the Chinese University of Hong Kong in 2000 and joined Leigh & Orange in 2003. Rover is recognized for pushing the boundaries of architectural quality and team collaboration. Underpinning this pursuit is his value emphasis on multi-disciplinary talent exchange and devotion to inspire his team to increase the awareness of the built environment through discovery and exploration. Rover has special expertise in master planning, concept design, detailed design and project administration of high-end offices, commercial and hotel projects. With his dedication to quality, Rover has led award-winning projects in Hong Kong, Shanghai, and Guangzhou and achieved world-class recognition with International Property Awards and MIPIM Asia Best mixed-use Gold Winner.

DirectorFrankie Cheng

Frankie has been with Leigh & Orange for over 16 years and has taken up a management leadership role as Director since 2015. Frankie has over 25 years of architectural design and project management experience in Hong Kong, Mainland China, and the Middle East. He specializes in large scale infrastructure and technically complex building design. He played a primary role in the Al Shaqab Equestrian Arena Stadium Project in Doha and the Jumeirah Beach Resort in Dubai. Frankie is currently working on various Railway and Cultural related infrastructure projects for the Government and Railway Operator. He also has extensive experience and involvements in projects with various Government Authorities and Departments including HAD, AAHK and WKCDA.

DirectorRacy Mok

Racy has been practising in Hong Kong since her graduation from the University of Southern California, U.S. Racy joined Leigh & Orange in 2006 and became a Director since 2017. With over18 years of experience in architectural and interior design, her works spanned from aircraft hangars, data centres, power substation, office & commercial, hospitality & entertainment, residential, healthcare to education projects. Racy has also mastered the skills for handling A&A and interior fit-out projects including dementia centre, university library, premium office, workshops, and logistic planning & design for staff facilities of large-scale hospitality & entertainment developments in Hong Kong, Macau and China. Throughout her professional practice, Racy has demonstrated her capability and dedication in striving for balance between aesthetics and practicality with technical solutions from design through to completion of construction aiming for delivering projects with high quality and to the satisfaction of the Clients.

DirectorLouis Yin

Louis started practicing in Beijing since graduation in 1996 and extended his professional experience to Hong Kong and Singapore during later years. Over 22 years working in architecture, urban design and property development and two years of post-graduate research on real estate finance, Louis have been involved in a variety of projects including office and commercial development, high end residential, hotel and hospitality, institutional facilities, and large scale master plan proposals. Louis also a LEED Certified Green Associate since 2010. All of above experiences build up his solid theoretical frameworks and practical skills in architecture design, urban planning, mater plan design, detail design, design research, property research, sustainability research, and on site supervision.

DirectorYeung Kam Lun

Yeung Kam Lun graduated from the University of Western Australia, Australia and joined Leigh & Orange in 2007. In addition to his experience in Hong Kong and Macau, Lun has also worked in Australia and Singapore and it is this diverse experience which provides the base for his broad strength and knowledge in design and project management, from concept design to multidisciplinary coordination, statuary liaison and construction stage contract administration.

Through his working career to date, he has been engaged in projects ranging from rail and air transportation, sporting stadia, convention facilities, interior fit-out, hospitality and large-scale integrated resorts. Most recently Lun has been working closely with the international designers to drive the completion of the unique Morpheus Hotel (Macau) and City of Dreams (Macau) enhancement works.

DirectorHe Ke

He Ke is a young architect active in urban and architectural practice in China Mainland and Hong Kong. He has more than 12 years of experience in design and project management for urban design, hotels, office mixed-use, theme parks and residential projects. He Ke obtained China Mainland’s Class 1 registered architect in 2011. In particular, He Ke has experience in Theme Park Design, construction and project management after being resident architect for Hong Kong International Theme Park Expansion Project.

DirectorSteven Humphrey

Steven Humphrey is a chartered quantity surveyor with over 30 years of global commercial and project management experience covering the complete spectrum of building and civil engineering projects. He has lived and worked in the UK, Qatar, Bahrain and Hong Kong. Steven has previously worked with a renowned international construction consultancy firm for over 25 years, including leading their business in Qatar, during his career he has had the opportunity to perform a number of roles outside traditional commercial and project management, these include international research, sustainability evaluations and management consulting. Most recently Steven has been the commercial manager covering three FIFA Qatar 2022 World Cup stadiums, including the world’s first fully demountable stadium (Ras Abu Aboud Stadium).

Technical DirectorPhilip Hurlow

Philip is an architect-planner with over 40 years of experience in the design, administration, and documentation of a wide range of projects of various sizes and complexity. He also has considerable managerial experience with a major consultancy as technical director responsible for office standards. Philip graduated from the University of Newcastle-upon-Tyne in 1971 and has a Masters Degree in Urban Planning from The University of Hong Kong. He is an Authorized Person (List 1) in Hong Kong.