1st Chapter - Chapter Master Arbiter Lord Howard Fender Sequence 6 "Judge". Justiciar pathway, recruitment world Vostroya. Flagship Gloriana-class battleship Judgements Glory.
1st Company Commander - Dixon. Saisek (Dead)
2nd Chapter: Chapter Master Light Lord Wilshire sequnce 7 "Solar High Priest". Sun Pathway. Relic Class Glory of Light.
1st Company - Captain Malric Winterburn Sequence 9 "Bard".
3rd Chapter- Chapter Master Darkness Lord Bukayo Arshivan sequence 7 "Nightmare". Darkness pathway, Recruitment World Mordian. Gloriana class Midnight Veil
1st Company - Captain Oleksandr
4th Chapter - Death Pathway
5th Company - Keon
5th Chapter - Chapter Master Santiago Borgkamp.
Former Chapter Master Carlo(Dead)
6th Chapter - Chapter Master Pasqual
7th Chapter - Chapter Master Reaper Lord Sanchez sequence 7. Recruitment world Catachan, Red priest pathway, the hunters. Flagship Gloriana-class Black Mercy. Notable ship, relic-class battleship Void Hunter
1st Company - Captain Thibaut Sequence 8 "Pyromancer"
7th Company - Captain Sanda
8th Chapter - Chapter Master Knight Lord Thierry Veira, sequence 7 "Weapon Master", Twilight giant pathway. Recruitment world Kasai. Flasghip Razor.
1st Company - Captain Buca sequence, 8 "Pugilist"
2nd Company - Captain Ghurgur sequence 8 Pugilist"
3rd Company - Captain Pierre Wright
9th Chapter - Chapter Master Storm Lord Szczesny, Tyrant Pathway. Recruitment world Talassar. Relic-class battleship Flagship Wave
1st Company - Captain Jorginho
10th Chapter - Chapter Master Ramsey Librarian Alpha grade psyker talent Sequence 7 Shadow Ascetic
11th Chapter - Black Emperor Pathway. Recruitment world Vostroya. Chapter Master Shadow Lord Pell Koscheny.
1st Company - Captain Gibbs
2nd company - Captain Kirkland
3rd Company - Captain Chambers
12th Chapter - Chapter Master Marquinius
William Wood
Shadow Guards - Shadows of Order, tasked with guarding allied Navigator Houses
Notable Character
Arsena Dunn - Primarch's Aide, Sequence 6 "Polymath" White Tower Pathway
Gabriel - Marshall of Ordnance Sequence 8 "Archeologist", Paragon Pathway
Mikael - Chief Apothecary sequence 7 "Vampire", Moon Pathway
Marlena Skala - Sequence 7 Harvest Priestesses
Thomas - Chief Librarian Sequence 6 "Warlock", Hermit Pathway
Tierney - leader of the treasure hunting group sequence 7 "Cryptologist."
Nicholas - Apprentice of Thomas
Maria Kurnikova - Leader of the Assasin Squad
Magos Wojciech Blyek Chief Logistician Sequence 9 "Savant", Paragon Pathway
Magos Lian Ramilies Void Master Sequence 8 "Archeologist", Paragon Pathway
Malevolus Armor Master Sequence 6 "Artisan", Paragon Pathway
Arkhan Land Sequence
Tech-Priest Malevolus
Miguel Cuesta - Technology-oriented psyker
John - Nareth's gyrinx sequence 7 "Robot", Wheel of Fortune Pathway
Freddy - Nareth's mythic creature, black wolf sequence 4 "Nightwatcher", Darkness Pathway
Rosicky Czechk - Forge Lord Sequence 7 "Archeologist". Paragon Pathway. Flagship Forge-Hammer
Allied Words/Treaty Factions
Mars
Forge World Anvilus Nine
Forge World Graia
Forge World Gryphone IV
Forge World Lucius
Forge World Metalica
Forge World Ryza
Forge World Stygies VIII
Forge World Voss
Squat System
House Visscher - Navigator House
House Orsellio - Navigator House
8 Uranus Navagitor Houses
Knight House Mordred
Knight House Vyronii
Notable Conquered World
Coronid Deeps
Abyss Port - Central World of the Coronid New Zone
Catachan - Recruitment world
Cyclothrathe - Recruitment World, later Forgeworld
Crystal Mirage - Mining world psi reactive crystals
Cypra Mundi - Top Forge World under Nareth
Damaetus - Knight World
Elysia - Trade hub and Recruitment world
Daxos - Knight World.
Elysia - Trade hub, Elysian Dropt Troops.
Ganfall System - Original names Konor
Gantz - Forge World, moon of Ganfall
Kalium System - Houses the Kalium Gate
Mezoa - Forge World
Mordian - Recruitment World
Nova Borilia - Housed the Blyek Tank STC
Necromunda and its 6 other connected star system.
Rosario - Squat world
Symphony of the Sea - Agriworld mostly water
Triken - Forgeworld second to Cypra Mundi
Tanith - Aeldar Maiden world, transfered home to craftsman tribe of ther dark age tech.
Talassar- Recruitment World
Ulthanx - Housed the Ramilies-class Starfort STC
Vigilus - Housed STC of the fortress-grade shield, also Voidclaw.
Vostroya - Homeworld of Nareth, Recruitment World for the 1st and 11th. It's moon is a shipyard.
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I created this because the number of characters was starting to feel overwhelming. If you remember any other details that could be added here, feel free to drop a comment so I can add them. This is all I remember for the momment.