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CDS Japan
Isago 2-4-10, Hulic Kawasaki Bldg 9th Floor
Kawasaki, Kanagawa 210-0006

Tel: (044) 223-2910.

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Learn more about the people responsible for guiding CDS:

Don Dohanyos

Don Dohanyos, President

Don Dohanyos is president of Club Demonstration Services (CDS), a subsidiary of Daymon Interactions and the preferred in-house marketing provider for Costco for nearly 30 years.

Don joined the company in 1989, a year after CDS was founded. He rose through the leadership ranks beginning as the company’s first controller, implementing fiscal policies and procedures that brought stability and order to the fast-growing company.

He then transitioned from finance to operations, demonstrating his impact on the company’s growth both nationally and internationally. Under Don’s leadership, CDS secured business with Costco across the United States, Mexico, Korea, Japan, Taiwan, Australia, Spain, France, and Canada.

He created programs that provided consistency in the quality and standards at CDS and across all Daymon Interactions events, lending its efficiencies and impactful results to its retail partners.

Don received two PDS Outstanding Achievement Awards (in honor of the company’s co-founder, Peter D. Schwartz) for his financial contribution as well as his impact on Daymon Interactions’ international expansion.

He believes that the strength of any organization is its people, and he is proud of the dedication and results his team achieves around the world.

Favorite Kirkland product: Kirkland Signature Dry Roasted Almonds

Roy Timmerman

Roy Timmerman, Vice President – International CDS

Roy Timmerman is vice president of International for Club Demonstration Services (CDS), a subsidiary of Daymon Interactions.

He has been with Daymon Worldwide since 2003. During his time at Daymon, Roy held several leadership positions in Asia and Europe. Roy was named vice president of International for Daymon Interactions in 2010, where he managed multiple demonstration business units in Asia, Europe and South Africa.

In 2015, Roy was appointed to his current position with CDS. He is based in Japan and focuses his attention on our international business including Korea, Japan, Taiwan, Australia, Spain and France.

Favorite Kirkland product: Kirkland Signature Mixed Nuts

Osamu Yamada

Osamu Yamada, Country Manager of Japan – Club Demonstration Services

Osamu Yamada is Japan Country Manager of Club Demonstration Services (CDS), a subsidiary of Daymon Interactions.

Osamu joined the company in 2018. Before he joined the company, he was General Manager of Trade Marketing Department Coca-Cola Customer Marketing Company. He developed and implemented category and channel strategies and oversaw five divisions.

In his previous roles he worked for Diageo Japan, Master Foods Japan, Budweiser Japan and NISSEI Colt.


Favorite Kirkland product: Kirkland Signature Milk Chocolate Almonds

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