Follow Us

Copyright 2014 Brand Exponents All Rights Reserved

Our creative, innovative team of professionals work together to create memorable customer experiences

Roy Tavenor

Founding Chairman

Roy has in excess of 40 years experience in marketing and retailing and brings to the team his strategic skills as well as his practical knowledge of managing marketing programs in multi-site environments. Roy has held senior executive positions in several retailing companies including holding the position of GGM Marketing at Myer Grace Bros. Roy's experience in retail strategy, branding, visual merchandising and marketing has been applied to many of Red Design Group's major projects including, Myer Basement, Harris Scarfe, rogerseller, Centrelink, Matahari, Sundan, Oroton, Toyota, Coles.

Darren Hose

Founding Principal

In 2002 Darren was one of the four directors who formed Red Design Group specialising in retail and hospitality design. He has over 25 years experience in retail planning and design, having learned his skills as a member of the Myer in-house store planning team, before joining The Buchan Group of Architects to become an associate in the practice. Darren then joined Trollope Design in 1999 where he held a senior design role. His keen interest in designs impact on financial return per square meter, lead him to study for an MBA. He has worked with clients such as Uniqlo Australia, Rogerseller, Oroton, Mimco, Henry Bucks, Myer, Matahari Indonesia, 7 Eleven, Coles, Woolworths New Zealand, Optus, Westfield, ISPT, QIC, KPMG and various private equity groups. He is also actively designing digital products to assist retail and hospitality clients.

Rob Ovcaric

Founding Principal

Rob is an Interior Designer with over 30 years of experience across retail, hospitality and workplace design. His skills have been developed in several architectural and design practices as well as a period with the Myer Store Development Team until becoming one of founding principals of the Red Design Group in 2002. Rob believes the planning process is at the core of every good design and advocates the integration of digital design to provide enhanced customer service. Clients that he has worked with include, Myer, David Jones, DHS, Crown Casino, Echo Entertainment, RMIT, UNSW, Maroochy RSL.

Rhys Mullarvey

Asia Pacific Director

Rhys is a major contributor to the growth of RED within the Asian Pacific. Based in Ho Chi Minh City Vietnam, he has developed trusted client relationships working on a range of retail and hospitality projects. He has extensive experience in client management having completed multiple UNIQLO projects, including a number of flagship stores. His project role ranges from contract agreements through to coordination of our project design teams and consultants. His skill and knowledge allows him to work within client groups as a proficient manager, ensuring our clients gain the best possible outcomes for their businesses. While at RED he has coordinated projects for international retail brands, casino groups & major property developers. Rhys completed his Bachelor in Applied Science (Built Environment) to accompany his Advanced Diploma in Built Technology.

Ranjula Nanayakkara

Chief Financial Officer

Ranjula Nanayakkara is our finance professional with several years of senior management experience gained globally at multi-national companies. Her expertise extends to the full portfolio of finance functions as well as exposure to commercial and business operations in both public and commercial sectors. She has held many distinguished positions including; Vice President and Financial Controller for large global firms contributing strategically and leading with an emphasis on process excellence and business partnering. Having worked in several countries, she is comfortable working with people of diverse cultures possessing varied work ethics. She is a self-motivated individual who thrives on challenge with strong analytical skills, excellent communication skills and a natural ability to mix with people.

Aaron Chen

Associate Creative Director

Aaron brings a wealth of experience in retail and hospitality design having worked on numerous key projects at RED, ranging from small, medium to large, building and delivering experiential spaces that actively engages the user. Aaron is a highly strategic thinker that approaches every project with a holistic design approach, carefully analysing all the different facets that make up the characteristics of the brand, and producing sensible, practical and innovative solutions. Aaron heads a robust and agile design team, he is able to guide and support his team to produce experiences that strengthen the relationship between the customer and the brand, resulting in successful commercial outcomes, increasing frequency and satisfaction of customer interactions. He leads the creative team on projects across Australia, Vietnam and Indonesia. He has worked on a number of successful projects and brands, including; Specsavers, Australia Post, Uniqlo, Disney, Lend Lease, Bakers Delight, Metcash, various hotels, TabCorp and Zouki. Aaron is the Creative Director at RED, heading our inspiring design teams in both Melbourne and Ho Chi Minh City.

Tonia Barnes

Associate Senior Designer

Tonia has been a valued member of the team since 2004. Before joining our Red Design Group she gained a wealth of knowledge working at firms in both Australia and overseas. Some of the major clients Tonia has worked with include Toyota, Rogerseller, KFC, Centrelink/Department of Human Services, Harris Scarfe, Tradelink and specialty fashion group Loreal.

Dean Norton

Senior Designer

Dean has over 10 years experience in Retail Interior Design and has worked closely with clients on projects in the UK and Middle East. Originally from the UK, Dean has worked with brands such as Fitness First, Pepe Jeans, Espa Concessions in Harvey Nichols, At The Top gift shop in Burg Khalifa Tower and a variety of retail and Commercial projects across London.

Suntaree Wachirawan


Suntaree completed her Masters of Design at Swinburne University Melbourne, following her Bachelor of Interior Architecture in her home country of Thailand. ​ Suntaree has since worked on a variety of projects including; hospitality, retail and exhibition installations. She is a fresh, dynamic and pragmatic designer that explores social inclusion paralleled with business, marketing, branding and entrepreneurship. She works and lives with joy and passion, continually inspiring and evolving her creativity.

Dexter Dionisio

Associate Senior Documentation Manager

Dexter holds a Bachelor's degree in Architecture and has over 15 years of experience in Hospitality, Residential, and Commercial Interiors projects. A creative and highly motivated architect & interior designer, he has a strong passion for design and detail. He is an all-rounder, with the ability to multi-task and has experience in all development phases of the project from concept design to construction. Dexter recently re-joined our design team in Melbourne – and we very glad to have him back in our RED family.

Paula Naconecy

Project Coordinator & Architectural Documenter

Paula completed her degree in Architecture and Urbanism in her home country of Brazil before coming to Australia to complete her Diploma in Interior Design at Melbourne Polytechnic. Paula has condensed a wealth of knowledge in her four years within the industry, working as an Architect in Brazil on a variety of projects including residential, retail and government buildings. Operating as a Documenter at Red Design Group, Paula works with many large-scale businesses such as Myer, Zouki, Crown Casino and many more.

Sandra Andersz

Project Coordinator & Architectural Documenter

Sandra has completed her Bachelor and Master of Architecture in her home country Poland. She has worked for a number of prestigious architectural companies contributing as a valuable team member. Sandra has developed a wealth of knowledge both coordinating and documenting projects across a variety of segments, including; health, pharmaceutical, residential, public sector and industrial in both Poland and Australia. Her clear creative thinking enables her to deliver unique solutions that help her clients realise their vision.

Quy Nguyen

Senior Architect, Team Leader

Quy is an experienced Architect with almost 10 years’ working in architectural design and urban planning. He has worked in a number of prestigious architectural companies contributing as a valuable team member towards concept development. This creative involvement has extended across hospitality, commercial and industrial projects. He also has extensive site experience were he has been able to apply his practical problem solving skills required to assist the development and building teams. He graduated from Hanoi Architectural University with a Bachelor of Architecture.

Linh Hoang

Senior Architect

Linh Hoang is a Senior Architects and an integral part of our design team. He trained at Ho Chi Minh City University of Architecture and has over 10 years experience working in the architecture & master planning industry. Linh is key team member supporting as a leading architect with some of key clients, he brings together the internal teams and external parties, coordinating the design timelines to meet our clients corporate objectives while bringing excellence to his project. -

Nguyen Truong Kien


Nguyen is an experienced Architect with 10 years’ working on a number of international developments. His architectural contribution has extended across casinos, mixer use and apartment projects. He collaborates and is a clear communicator who is determined to excel in design. He graduated from Ho Chi Minh City University of Architecture with a Degree in Architecture, where he continues to study for his Masters of Architecture.

Kim Tran

Project Architect

Specialized in hospitality and retail with a good aesthetic sense and a strong sense of creativity. As Project Architect Kim is involved in the overall development of the team’s project in terms of architecture from concept to construction. Kim has strong experience in coordination with team members in including 3rd party consultants always with the clients focus in mind.

Huynh Thi Nguyet


Huynh has over 13 years of experience in architecture and interior design on many large-scale projects including hotels and resorts, residential developments, retail precincts and industrial sites. Huynh is well versed in BIM and documentation, her work shows exceptional attention to detail and she strives to always surpass the clients’ expectations

Thang Do

Graphic Designer

Thang started with Red Design Group mid-2017 and is studying to complete his Bachelor Graphic Design (Hons) at Monash University. Thang has fast become a valuable member of the Brand and Graphics team, assisting with the production of collateral and brand guidelines for our HCMC clients

Jonathan Fraser

Digital Designer

Jonathan has worked closely with RED for over 5 years and has assisted with further developing our digital team. He has been instrumental in creating digital content, web and app designs and creating digital strategies for Department of Human Services (MyGov), The Walt Disney Company, Euroshop, RMIT, Retail Evolution LAB, Australian Gaming Expo, CSIRO and various other digital retail executions. Jonathan has also worked closely with our Interior Design team to produce 2D renderings of retail, hospitality and education spaces as well as finished art and manuals for branding and signage. Jonathan has produced video and film content for RED’s client’s including customer journey animations, filmed interviews and motion graphics work. Jonathan’s expertise assists with elevating the RED offer across all sectors.

Thu Anh Vu

Administration Assistant

Thu is an administration and accounts assistant in the Ho Chi Minh City Office, she is a valued member of our team bringing her extensive experience in administration support of day to day operations, along with critical administration support of active projects.