We Are H4.


“H4 Marketing is a versatile digital agency based in Irvine, the heart of  Orange County, dedicated to helping regional and national companies build their brands and grow their businesses for more than 17 years. We combine smart integrated marketing and strategic planning to help our clients achieve their objectives by offering services such as Website Design, Online Marketing, Online Advertising, Branding, SEO (Search Engine Optimization), Social Media Marketing, Content Marketing and Analytics Reporting. We believe the sky is the limit when art and science collide together to aim for extraordinary. We use technology to truly understand your clients and make simple to look so beautiful that creates emotional connections, open doors, and let your products sell for themselves. We don’t settle for less than stunning. Our work must stand out and we stand by our work.” — Hooman Barestagh, CEO & Founder.

Irvine Web Design and Online Marketing

Executive Team

Our small team is growing fast.
Come join us!

1st Impressions


Let's Say Hi.

  1. Slow-loading websites cost retailers $2.6 billion in lost sales each year.
  2. Judgments on website credibility are 75% based on a website’s overall aesthetics.
  3. First impressions are 94% design-related.
  4. 85% of adults think that a company’s mobile website should be as good as or better than its desktop website.
  5. 88% of online consumers are less likely to return to a site after a bad experience.
  6. You’re 279.64 times more likely to climb Mount Everest than click on a banner ad.