This is the Dagger Type 1L by Ash Blades.

SPECIFICATIONS:
Blade Style: Double-edged Spear point
Blade Type: 440C Stainless Steel, Satin Finish
Blade Length: 9.0"
Blade Gauge: 4.52 mm
Handle: 5.0" ; Stacked leather; brass guard and pommel cap
Tang: Full tang
Overall length: 14.0"
Weight: 370 g

MARKINGS:
Obverse Markings: "Ash"; "440c steel"
Reverse Markings: None
Guard / Pommel: None
Custom File Work: None