Hi Cristian,

Thank you for contacting Mearto with your appraisal inquiry.
This looks like the work of David Coulter, a comparatively new 20th/21st Century artist for whom there are few auction records for online, with a current world auction record of nearly $700.
Based on the photos and information provided, and subject to examination, this is:

David Coulter (American, 20th/21st Century)
Untitled abstract landscape
oil or acrylic on artist board
signed lower left
36 by 29 inches, framed
CONDITION: appears to be in good condition
$400-600*
*represents a fair-market value for auction purposes; retail or asking price may vary.

Please let us know if you have additional items to appraise, or questions/concerns, and thank you again for using Mearto.
~ Delia