Is your business looking for an Advertising Agency in California? LocalSpark has found the top digital marketing agencies in California. In today’s aggressive market, it is critical to get help from a professional advertising agency if you want to be competitive. Advertising agencies help clients with search engine optimization, PPC, web design, graphics, social media, and additional digital marketing strategies that boost your company’s online image and outreach. Here, we’ve put together a list of the best California Advertising Agencies.