Siddharth Kar
Brand Marketer & Strategist at Mattel | Storytelling, Consumer Insights & Cultural Influence | Driving iconic campaigns, partnerships & market growth across Fashion & Lifestyle
- Role
- Marketing Lead - Barbie, Uno, Disney Dolls at Mattel, Inc.
- Location
- Mumbai, MH, IN
- LinkedIn followers
- 500 followers
About Siddharth Kar
Strategic brand leader with 14 years of relevant experience driving high-impact marketing, partnerships and consumer engagement for iconic brands.I specialise in brand strategy, media and storytelling that creates lasting cultural influence. Over the past decade, I have led marketing for global brands across fashion, jewellery, toys and media/entertainment, working at the intersection of consumer insights, innovation and commerce.Currently, at Mattel, I lead Brand Marketing for Dolls & Games in India, driving cultural relevance and consumer love for brands like Barbie, Disney Princess & Disney Frozen, UNO, and Monster High. With a deep foundation in brand-building across D2C fashion, fine jewellery, and premium lifestyle brands, I create 360° marketing strategies that drive desirability, storytelling and sales.I thrive on transforming brands into cultural icons and crafting narratives that resonate deeply with consumers.
Experience
Marketing Lead - Barbie, Uno, Disney Dolls
Sep 2023 — Present · Mumbai, IN
Lead Category Marketing for Dolls and Games, including pricing, portfolio strategy, marketing campaigns, performance tracking, GTM execution, vendor partnerships and cross-functional operations- Developed and led the Barbie IWD 2025 campaign with 5 prominent personalities (cumulative 6.9M+ reach), resulting in exceptional EMV- Drove the Barbie x Anita Dongre Diwali Doll campaign that sold out in <30 days in India, secured 1.5B+ earned PR impressions, and remained Amazon India\'s #1 toy SKU for 3 weeks after launch- Led 98% YoY POS growth (‘25) of UNO in India; grew UNO Instagram organically ~400% in a span of 1 year with strong content and strategic influencer marketing approach- Conceptualised and executed the shock-led launch of UNO No Mercy (Feb ‘25), now a rapid sell-out SKU offline and online- Conceptualised and executed the Barbie You Can Be Anything experience at Hamleys Wonderland Mumbai (Dec ‘24) with immersive brand storytelling engaging Kids- Extended brand-building framework across Disney Dolls and Monster High with storytelling and content strategies.
Education
University of Mumbai
Bachelor's degree, Accounting and Finance
2005 — 2008
Alliance Francaise
Basic Level, French Language
2013 — 2013
Goethe Institut Indien
A2, German
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