Black Mesa Research Facility logo

1680 × 1050

Black Mesa Research Facility logo

1440 × 900

Black Mesa Research Facility logo

1370 × 747

Black Mesa Research Facility logo

3000 × 2400

Black Mesa Research Facility logo

1600 × 1200

Black Mesa Research Facility sign

1728 × 1080

Black Mesa logo on black background

1680 × 1050

Black Mesa logo on dark background

2560 × 1600

Black Mesa logo and tagline

1600 × 1280

Black Mesa logo on dark background

1440 × 900

Black Mesa logo

1500 × 1300

Black Mesa logo

1280 × 800

Black Mesa logo screen

1600 × 1200

Black Mesa logo screen

1280 × 1024

Black Mesa logo

1680 × 1050

Aperture Science logo

1920 × 1080

Aperture Science logo

1900 × 1200

Aperture Science Innovators logo

2000 × 1100

Portal 2 game logo

1440 × 900

Aperture Science Laboratories logo

1680 × 1050