Hopefully, this should act as a good index/ source for Titanfall-related imagery and concept art - useful for obtaining pretty wallpapers or renders, written down for future reference. The Respawn Entertainment Art Blast contains many of the Artstation links.
This page is separated into categories for Respawn Entertainment (the studio working on the mainline Titanfall games), Particle City (the studio working on the mobile games like Titanfall: Assault) and an "other" category - for artists associated with other companies contracted for individual projects (such as BLUR's work on Become One).
Respawn Entertainment
Concept Artists
- Jung Park - Lead concept artist (Artstation)
- Tu Bui - Concept artist at Respawn. (Artstation• DeviantArt)
- Danny Gardner - Concept artist (Artstation• Website)
- Hethe Srodawa - Concept artist (Artstation)
- Cliff Childs - Concept artist (Artstation)
- Steve Burg (Artstation)
Character Artists
- Regie Santiago (Artstation)
Environment Artists
- Jason McCord (Website)
- Jeremy Thurman (Artstation)
- Lewis Walden (Artstation)
- Jose Zavala (Artstation)
- Kristen Altamirano (Artstation)
- Austin Arnett (Artstation)
- Jacob Virginia (Artstation)
- Josh Dunnam (Artstation)
- Tragan Monaghan (Artstation)
- Chuck Wilson (Environment Artist and Game Designer) - (Website)
- Andrew Hackathorn (Former Respawn employee, now works at Bungie) - (Artstation • Titanfall Album)
3D Artists
- Robb Shoberg (Artstation • Website)
- William Cho (Artstation)
- Brian Burrell (Artstation)
- Wonjae Kim (Artstation)
- Ryan Lastimosa (Artstation)
- Brad Allen (UI and 3D artist) (Artstation)
- Kevin Neal (Artstation )
Matte Painting Artists
- Ethan Ayer (Artstation)
Designers
- David Shaver - Designer with some useful renders and screens of campaign maps (Website)
Particle City Artists (Titanfall: Assault)
- Sungho Lee - 3D artist responsible for several of the models found in Titanfall: Assault (Artstation •Website)
- Josiah Munsey - Environment artist responsible for creating the maps in Titanfall: Assault (Artstation • Website)
Other useful links
- Gnomon Gallery - The Art of Titanfall
- SPOV - Animation studio contracted to make the opening cinematic for Titanfall and the "Meet the Titans" trailers for Titanfall 2 - their website has a lot of nice stills. (Titanfall • Titanfall 2)
- Rachel Chu - Employee at SPOV who worked on the aforementioned trailers. (Titanfall • Titanfall 2)
- BLUR Studios - CGI studio that did the CGI for the Become One trailer. You might also know them from the Halo Wars, Halo Wars 2 and Halo 2: Anniversary cutscenes among many, many game trailers. (Website)
- David Munoz Velazquez - Worked on the Holo Pilot found in the Become One trailer (Artstation)
- Ribeyrolles Leo - Worked on the Titans and general cutscenes (Artstation)
- Maxx Burman - Matte painting artist who painted many of the vistas seen in Become One (Artstation)
- Scribble Pad Studios (Artstation • Website)
- James Paick (Artist at Scribble Pad) (Artstation)
- Glass Egg - Contracted studio that created several assets for Titanfall 2 (Website)
I'll update this list as I find more links to add, due to my own interest in concept art and 3D art.