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株式会社イーエーシー

4.8 (17 Verified Google Reviews)

Agency Headquarters

松山市市坪二丁目2-8, 愛媛県, 790-0947

株式会社イーエーシー (EAC Co., Ltd.) is a premier digital marketing agency dedicated to driving measurable growth and maximizing Return on Ad Spend (ROAS) through sophisticated, data-driven advertising strategies. As a certified Google Partner, the agency represents a standard of excellence in the digital landscape, possessing a verified track record of managing high-performance campaigns and delivering consistent client success. Our expertise lies in the strategic deployment and optimization of the Google Ads ecosystem. This official partnership grants us early access to advanced beta features, direct support from Google experts, and deep insights into evolving search trends—advantages that we pass directly to our clients to maintain their competitive edge. We specialize in a comprehensive suite of Google-focused solutions, including Search Engine Marketing (SEM), Display Network targeting, Video advertising via YouTube, and high-conversion Shopping campaigns. At EAC Co., Ltd., we go beyond basic ad management. Our methodology is rooted in precision targeting and granular data analysis. We leverage Google’s sophisticated machine-learning algorithms and proprietary internal frameworks to identify high-intent audiences, optimize bidding strategies in real-time, and refine creative messaging for maximum engagement. Our team of certified specialists ensures that every yen of marketing spend is accounted for through transparent reporting and rigorous conversion tracking using Google Analytics 4 (GA4) and Tag Manager. By integrating technical mastery with a deep understanding of market psychology, 株式会社イーエーシー empowers businesses to scale their digital presence effectively. Whether the objective is lead generation, e-commerce expansion, or brand awareness, we provide the strategic foresight and executional technicality required to navigate the complexities of modern digital performance marketing.

Featured Client Reviews

木幡亮太郎
★ 5

"I've been working with them since 2011. They work quickly and always deliver results that exceed expectations. They are considerate of their clients and are always willing to make suggestions, including whether a product is suitable for our industry and budgetary considerations, so I always consult with them about anything. For a while, I moved out of the prefecture and we weren't able to work together, but recently they've been very helpful again, helping me with the opening of my restaurant. I would recommend this company to anyone who is wondering what kind of advertising they should do to attract customers to their industry."

D
DVERZ 坂東 (bando works)
★ 5

"Thank you very much for your continued support. We have been working with EAC Inc. on a continuous basis through web production projects, and each time they have responded very politely and smoothly, making them a partner we can trust. They have a keen perspective on advertising development and branding for their clients, and they provide accurate direction for us on the production side, which leads to even better output. They are a company we look forward to continuing our relationship with for a long time to come!"

M
moto
★ 5

"The president and staff are extremely friendly. Not only are they quick to respond, but they also have the ability to make suggestions. They are considerate and considerate, so it's a company I'm glad I entrusted with my work. The advertising industry can be hit or miss, but this place is a big hit!!"

阿部和彦
★ 5

"This is an advertising agency that always thinks about its customers when planning. It's a company with great employees."

曽我部深果
★ 5

"They have built strong relationships of trust with their clients, and not only do they make optimal proposals, but they also sincerely deal with the production side."

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