Rendered in Substance Painter (top 2) and Blender (bottom 2)
Game Environment Examples (Made in Unity)
The top one was alpha content of a game being currently developed. The bottom one is several years old. Both environments are fully traversable with other game mechanics implimented (that can't be seen).
Don't Stop Drop (Published Mobile Game)
Mostly everything was done in house (programming, art - music was not).