Advertiser search is the fastest way to start competitive research when you already know a brand, company, or agency name. It turns scattered public ad records into a searchable advertiser view.
Start here when you know the competitor brand and want to see all visible ad activity around that name. It is especially helpful for monitoring established players and checking whether a known advertiser is expanding.
Focus on creative count, recency, landing domains, and whether the advertiser appears across multiple suspicious or high-value domains. Those are the clues that turn a brand name into a competitive pattern.
Advertiser search gives you the actor. Domain research gives you the network around that actor. The combination is what makes Google Ads Spy useful for deeper competitor and affiliate investigations.
Search should still be treated as a starting point. After finding the main advertiser entity, use landing domains and recurring patterns to expand the investigation.
Yes. Repeated advertiser naming patterns combined with shared landing domains can reveal agency relationships or portfolio structures.