Two Guys From Andromeda (officially Guys From Andromeda LLC) are Scott Murphy and Mark Crowe, the creators of Sierra's Space Quest series.  They formed a new company with the moniker they used in Space Quest promotional materials, Guys From Andromeda LLC, in order to create a new space themed comedy adventure called SpaceVenture.

Games by the Guys From Andromeda:
Not Yet Released:

Scott Murphy and Mark Crowe, co-written by Josh Mandel: Meet professional space plumber, Ace Hardaway, and his robo dog Rooter.

2015:
Scott Murphy and Chris Pope: A Five Nights at Freddy Parody with cartoony jump scares.

Games By the Guys From Andromeda at Sierra:
1995
Scott Murphy and Josh Mandel: Roger is a janitor again, but it's not long before he stumbles into another adventure.

1993
Mark Crowe and David Selle: Roger is promoted to captain. His first mission is more dangerous than expected.

1991
Scott Murphy and Mark Crowe: An arcade shoot-em-up parody wherein Ms. Astro Chicken must avoid hunters and other obstacles.
Scott Murphy and Mark Crowe: Roger travels through time to try to avoid being captured by an old enemy.

1989
Scott Murphy and Mark Crowe: A Lunar Lander parody wherein Astro Chicken must land in the middle of the target platform.
Scott Murphy and Mark Crowe: Rescue the two guys from Andromeda from the evil ScumSoft corporation.

1987
Scott Murphy and Mark Crowe: The Sarien leader seeks revenge on intrepid janitor Roger Wilco.

1986
Scott Murphy and Mark Crowe: A janitor must save his planet from alien invaders known as the Sariens.