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Compare Walker Sands vs 오픈타임

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Walker Sands

Paid Advertising & PPC Website

Full-service B2B integrated marketing and PR agency that prioritizes client outcomes.

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오픈타임

SEO & Organic Growth Website

Open Time is a specialized GEO and AI search optimization agency based in Busan, South Korea. They help Korean professionals and B2B service companies achieve accurate discovery and citation in global AI search environments like ChatGPT, Perplexity, and Naver AI Briefing using their proprietary K-GEO methodology.

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Feature Comparison

Attribute	Walker Sands	오픈타임
Category	Paid Advertising & PPC	SEO & Organic Growth
Rating	Winner +0.1 higher
Location	Chicago, IL, USA	Busan, Busan, South Korea
Features	Backed by experienced private equity investors, enabling continued investment in	Backed by experienced private equity investors, enabling continued investment in
Services	Public Relations Demand Generation Content Marketing SEO Paid Media Web Design & Development Marketing Analytics Martech Consulting AI Search Optimization LLM optimization Branding Brand Strategy Backlink Management SEO Consulting Search Engine Marketing Wordpress SEO	Public Relations Demand Generation Content Marketing SEO Paid Media Web Design & Development Marketing Analytics Martech Consulting AI Search Optimization LLM optimization Branding Brand Strategy Backlink Management SEO Consulting Search Engine Marketing Wordpress SEO
Industries	-	B2B Services Health & Wellness Healthcare & Hospital
Pros	Collaborative teams that act as an extension of in-house marketing, willing to be	Over 200 SEO and digital marketing projects experience Covers both global AI engines (ChatGPT, Perplexity, Gemini, Grok, Claude) and Naver
Cons	Typical budgets – with many projects in the $50,000–$199,999 range and retainers	Small team of 1-9 may limit capacity for large-scale projects Relatively new agency (founded 2023) with limited public client reviews
Website	Visit Site	Visit Site

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