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

Darren Hose

Design 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

Design 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.

Roy Tavenor

Managing Principal

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.

David Nguyen Tien Dung

Strategy Director

David Nguyen Tien Dung is a talented and respected retail expert with more than 15 years’ working within prestigious companies. He has held prominent positions as Store Director (supermarket, hypermarket and department store), Regional Store Director, Business Development Director, New Concept and Format Director. His strategic involvement has influenced tremendous growth and commercial success. David Nguyen Tien Dung has a degree of Master of Marketing, Sales and Services from IAE the Paris Sorbourne and ESCP Europe. He consistently works with a passionate, professional knowledge and experience in many fields of retail, shopper and consumer, employee management and development, and business modelling in retail.

Rhys Mullarvey

Regional Manager Asia Pacific

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.

Colin Bell

Creative Director

Colin is Red Design Group’s Creative Director and has over 20 year’s experience in retail and commercial design in Australia, Zimbabwe and Scotland. Prior to joining Red Design Group as Creative Director he was associate director at DesignInc where he worked on the Burj Dubai Mall, and CH2, Australia’s first 6-star building. He has had creative responsibility on many projects including Rogerseller, Henry Bucks, Wine Republic, Oroton, Myer, Matahari (Indonesia), Blue Goose, Portmans and Toyota.

Stephen Tieppo

Senior Designer

Stephen had many years of experience, working in high end residential, hotel and hospitality design before joining our team in 2009. Since starting here he has worked on many high profile projects for clients including Crown Melbourne and Perth, Sutherland Trade Union, Myer and Zouki.

Dean Norton

Senior Designer

Dean has over 7 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.

Aaron Chen

Senior Designer

Aaron has worked as an interior designer at Red Design Group since 2011. During his time, he has worked on numerous projects of different sizes and needs, for clients such as Lend Lease, IGA, Henry Bucks, Metcash, Zouki, Vinnies and the The Candy Room.

Tahlia Landrigan


Tahlia started with Red Design Group at the beginning of 2017 after graduating from Bachelor Interior Design (Hons) at RMIT University. During her time, she’s worked over projects within retail, hospitality and office design for clients such as Zouki and Brickworks.

Wistley Nguyen


Wistley is an accomplished and talented Interior Designer working closely with RED’s clients to deliver unique and functional design solutions. Her strong communication skills enable her to build intimate working relationships with our clients, balancing her passion for the creative blending of human need, environmental stewardship, science and the arts. She graduated from The Art Institute of Texas, USA with a Bachelor of Fine Arts degree in Interior Architecture Design with great honor – Magna Cum Laude.

Quy Nguyen

Senior Architect

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.

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.

Ha Thanh Truc


Ha is an experienced Architect with almost 10 years’ working on a number of international developments. Her architectural contribution has extended across resort, hospital, hotel and apartment projects. She collaborates and is a clear communicator who combines her passion for design with that of business. She graduated from Vanlang University, District 1, HCMC with a Diploma in Architecture.

Paula Naconecy De Souza


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.

Helena Le

Design Team Leader

Graphic Design Team Leader based in Ho Chi Minh City, with nearly 20-year-experience in design and 10-year experience in creative direction roles, building up the Design Team of Circle K Vietnam, the US Franchise CVS Chain in Ho Chi Minh City and Hanoi. Helena graduated from Lotus University with Diploma of Multimedia. Her educational background includes Certificate of Public Relations and Digital Marketing & Brand Management. She specializes in Packaging Design, Branding and Crafting Creative Solutions.

Sarah Hotchin

Senior Graphic Designer

Sarah has lived and breathed art long before starting at Red Design Group in 2008. Graduating in Bachelor of Design from Queensland College of Art, Sarah commenced her career as a Graphic Designer while also pursuing her passion in fine art, from ceramics to textiles and painting. Sarah now brings brands to life allowing them to compete with in the ‘New Retail’ environment where customers influence and are continually mobile. Entwining her artistry, illustration skills and influences from global travel into many of RED’s projects, Sarah has been able to guide our clients towards new and surprising creative solutions, resulting in successful commercial outcomes, combining physical and digital applications. Clients include; Saigon Coop, Specsavers, Australia Post, Wine Republic, Australian Bureau of Statistics and the famous Candy Room.

Riesa Renata

Senior Graphic Designer

Recently joining RED, Riesa has over 8 years of experience in corporate branding, arts, culture and non-profit organisations. Her passion for creative and strategic thinking leads her to continually create strong, memorable brands and campaigns. These include Melbourne Convention and Exhibition Centre, Melbourne Fringe, Emporium Melbourne, Royal Melbourne Hospital Foundation, Footscray Community Arts Centre and Malthouse Theatre.

Tristan Tien Tran

Senior Graphic Designer

Tristan Tran has nearly 10 years experience as a graphic designer specialising in product & concept creations, branding & packaging designs. He is experienced at managing graphic teams that have successfully worked with top tier retailers and prestigious entertainment companies including; Disney, AFL and Australian Open. He is partnering with our clients helping them integrate branding and graphics solutions that improve their businesses.

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

Mai Nguyen

Graphic Designer

Mai is a creative Graphic Designer with international experience having worked for a Danish advertising agency. She is an integral team member who works tirelessly on creative ideas that deliver compelling branding, signage, graphic and packaging solutions for many of our clients. Her passion is to work with our clients to develop design briefs that tell a story and deliver graphic design concepts that illustrate integrity, sincerity, quality, professional results. She graduated from RMIT International Vietnam with a degree in Bachelor of Design.

Sally Luong

Graphic Designer

Sally has experience in branding design, digital graphic design, packaging design, illustration and photography and is always ready to work on new and challenging projects to expand her skills. Her goal is to become a professional branding designer in the future. Sally loves to challenge herself and always enjoys working to meet both her and her clients’ goals and aspirations. Sally has a Bachelor degree in Graphic Design from Vanlang University, HCMC, Vietnam.

Duong The Loc

Graphic Designer

Before joining us at Red, Loc worked as a UI designer for an event company and a FMCG company. While in this role he gained valuable skills and experience in graphic design, specialising in product and concept creation as well as branding and packaging design. Loc has a Bachelor of Design from Ho Chi Minh City University of Fine Arts, Vietnam.

Jonathan Fraser

Digital Designer

Jonathan joined RED in 2013 and has assisted with further developing our digital team, and has been instrumental in creating digital content, web and app designs and converting digital strategies for Department of Human Services (MyGov), The Walt Disney Company, Euroshop, RMIT, Retail Evolution LAB, Australian Gaming Expo and various other digital retail executions. Jonathan’s expertise assists with elevating the RED offer across all sectors.

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.

Melissa Dharmaratne

Office Admin Manager

From over a decade of experience working in several hotels and resorts, Melissa has gained on-the-job skills in food and beverage, front office, switchboard, reservations and sales & event coordination. She joined Red in 2012 and is looking forward to completing her Certificate IV in Bookkeeping and Accounting in July.

Ho Thi Tuyet Mai

Office Admin Manager

She has extensive experience as a Senior Manager of Accounting and Admin for multinational companies. Joining the Red Design Group, she wants to demonstrate her ability in controlling accounting operations as well as administration.