singlegrain

Single Grain is a digital marketing agency founded by Eric Siu in 2009 in Los Angeles, California. The company provides growth-focused marketing services across the digital channel spectrum, including search engine optimization (SEO), paid search and display advertising, social media marketing, content marketing, email marketing, marketing automation, and analytics. Its approach emphasizes performance, scalability, and data-driven decision making to help clients achieve measurable growth.

In addition to client work, Single Grain operates as an educational media organization. It maintains a content ecosystem with a blog and YouTube channel that publish marketing tutorials, case studies, and industry insights. It also co-hosts the Marketing School podcast with Neil Patel, a daily program covering marketing and entrepreneurship topics for practitioners and business leaders.

The firm serves a range of clients, from startups to enterprise-level organizations, across various industries. It offers end-to-end growth marketing engagements, including strategy development, channel execution, optimization, and reporting, as well as consulting and training services. Based in Los Angeles, Single Grain has built a global client roster and a reputation for practical, results-oriented marketing advisory.