Hardware Manufacturer
Alpine, Arturia, AudioFrog, Auto Harness House, B&K, Denon, DirectTV, Dish Network, Emotiva, Harmon Kardon, JDS, JVC, Kenwood, Klipsch, Magnepan, Marantz, Nvidia, Outlaw, Parasound, Pioneer, NHT, Nvidia Shield, Samsung, Schiit, SMSL, Soncoz, Sony, Status, SVS, Tivo, Topping, Toshiba, URC, Yamaha,

Software
Ableton, Cubase, FL Studio, Logic Pro, PreSonus, Pro Tools, Reaper,

Cables
Better Cables, Blue Jeans, Cable Asylum, Hart, monoPrice, Percy Audio,

Photo
Adobe, Bay Photo, Canon, Canon Price Watch, Christopher Burkett, Digital Photo Review, Digital Picture, Eliot Porter, Eugene Smith, Franz Lanting, Fred Miranda, Google Photos, Helicon, Imaging Resource, Kirk, Nikon, Pangolin, Peak, Photo.net, Photons to Photos, RRS, Scan Cafe, Sigma, Tamron, Think Tank, White Wall, Wimberley,

Buying Equipment
Accessories 4 Less, Amazon, APOS, Audio Advisor, Audiogon, B&H, Best Buy, BSE, Contour, Costco, craigslist, Crutchfield, Digital Connection, dbrand, Guitar Center, HifiGo, iSkin, KEH, Lott's, MPB, One Call, Projector People, Shen Zhen, Simplicity In Sound, Sweetwater, Sonic, Thomas Dist., Vanns,

Streaming Media
Amazon Video, Apple, ATT TV Now, Cord Cutter News, Disney+, Google Play Store, HBO Max, Hulu, JustWatch, Movies Anywhere, Netflix, Pandora, Plex, Roku, Sling, Spotify, Vudu, Youtube TV,

Discussion/News
Audio Review, Audio Science Review, AVS Forums, DIY Mobile Audio Forums, dbstalk, Digital Bits, Home Theater Equipement, Home Theater Forum, iLounge, Remote Central, Rting, Sound & Vision,