» learn more welcome to Rio Design. We're an award-winning graphic design studio located just a block off the River Walk in beautiful downtown San Antonio. Great ideas have been flowing through our studio since 1994. Take a minute to meet the group and scan our work. We design and produce a full range of communication materials–including ads, annual reports, billboards, brochures, logos, environmental graphics, Flash videos, illustrations, photography, sell sheets, tradeshow graphics, websites and many, many more SEO-friendly graphic-design-words.