Here is how I painted the Warhammer Day 2021 Primaris Lieutenant with Storm Shield in the livery of the Space Wolves.
Primaris lieutenant with storm shield WIP. : r/BlackTemplars
Lieutenant with Storm Shield
How to paint Primaris Lieutenant Helmets
Primaris Lieutenant w/ Stormshield - Also included progress pics of a year and a bit. : r/minipainting
How to Paint Dark Angels Primaris Lieutenants with bonus OLD SKOOL PAINT WOW
Painted Space Marine Lieutenant leader model, painted very well and based, ready for your Space Marine army.
Primaris Lieutenant Storm Shield Neo-Volkite Pistol Painted Very Well and Based
Warhammer 40K: Indomitus Space Marine Primaris Miniatures Painting Tutorial
How to paint Primaris Lieutenant Helmets
Painting and Magnetizing the Primaris Lieutenant for the Ultramarines - Warhammer 40k