- Racer Media & Marketing, Inc.
- Reason Foundation
- Recurrent Ventures Inc
- Red Bull
- Red Engine LLC
- Redan, Inc.
- Redstone Media Group, Inc.
- Reiman Publications
- Reptiles
- Restore Media, LLC
- RFP Corp
- Road Runner Publishing
- Roger Publishing
- Root Publishing Inc.
- SagaCity Media, Inc.
- San Diego Magazine
- Sandow Media
- Science Service
- Scientific American
- Sightline Media Group
- Slam! Media Group
- Smithsonian
- Sojourners, Inc
- Sonoma Magazine
- Southern Boating
- Sports & Entertainment Publications, LLC
- Sports Publishing Solutions Inc.
- Springs Media PO Box 49053,
- St Louis Magazine Llc
- St. Louis Homes & Lifestyles
- Storm Mountain Publishing
- StoryWorkz, Inc.
- Strang Communications Co.
- String Letter Media
- Strum Media, Inc.
- SUCCESS Enterprises, LLC
- Sunrise Publications Inc
- Surface
- T&L Publications, Inc.
- Technology Review Inc
- Texas Fish and Game
- Texas Monthly LLC
- Texas Parks & Wildlife
- The American Prospect
- The Atlantic Monthly
- The Chelsea Magazine Company LTD
- The Economist Newspaper Group, Inc.
- The Enthusiast Network
- The Iowa Department National Resources
- The JAZZIZ Magazine, Inc.
- The Local Palate
- The Nation
- The New Republic
- The Oklahoma Dept. of Wildlife Conservation
- The Saturday Evening Post
- The Virginia Dept. of Wildlife Resources
- The Wisconsin Dept. of Natural Resources
- Tiger Oak Publications Inc.
- Time, LLC
- Today Media Inc.
- Trusted Media Brands, Inc.
- UNEMAG, Inc.
- UNIQUE HOMES MEDIA INC.
- Unity Publication
- Unknown
- Vacation Publications, Inc.
- Varsity Brands Inc.
- Vermont Life Magazine
- Village Press
- Vox Media LLC
- Washingtonian
- WebMD Health Corp.
- Weight Watchers
- Westfair Communications, Inc.
- WiesnerMedia, LLC
- Wildlife Education Ltd
- Women Create LLC
- Woodcraft Supply LLC