| Chapters of the Adeptus Astartes
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| First Founding (M29): |
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| Second Founding (021.M31): |
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| Second to Third Founding: |
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| Third Founding (001.M32): |
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| Fourth Founding (546.M32): |
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| Unknown Founding (M32): |
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| Unknown Founding (M33): |
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| Eighth Founding (???.M34): |
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| Tenth Founding (???.M35): |
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| Thirteenth Founding (???.M35): |
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| Fourteenth to Twentieth Founding: |
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| Twenty-First Founding (991.M35): |
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| Twenty-Second Founding: |
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| Twenty-Second to Twenty-Third Founding: |
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| Twenty-Third Founding (Late M37/Early M38): |
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| Twenty-Third to Twenty-Fourth Founding: |
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| Twenty-Fifth Founding (???.M40): |
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| Twenty-Sixth Founding (738.M41): |
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| Unknown Founding (Late M41): |
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| Ultima Founding (999.M41): |
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| Unknown Founding: |
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| Unsanctioned Founding: |
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| Astartes Praeses: |
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| Chambers Militant: |
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