<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:01a01027-50c8-7e44-9a89-dd67acebbd53,g:b5b2b1d3-501b-4639-b304-8b8d0238ae92-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://accelerant.ai/role/Cover" xlink:type="simple" xlink:href="arx-20260923.xsd#Cover"/>
  <link:presentationLink xlink:role="http://accelerant.ai/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_01a01027-50c8-77e0-8323-9b5c1d04e26e" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_DocumentType_01a01027-50c8-77e0-8323-9b5c1d04e26e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_01a01027-50c8-7eb0-9776-affec152933a" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_DocumentPeriodEndDate_01a01027-50c8-7eb0-9776-affec152933a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_01a01027-50c8-7d4e-8755-0d36d3bc79a2" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityRegistrantName_01a01027-50c8-7d4e-8755-0d36d3bc79a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_01a01027-50c8-7865-87a3-da8f76b15150" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityIncorporationStateCountryCode_01a01027-50c8-7865-87a3-da8f76b15150" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCountry_01a01027-50c8-71e2-a1be-d2d85411321d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCountry"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityAddressCountry_01a01027-50c8-71e2-a1be-d2d85411321d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_01a01027-50c8-7f38-ab1a-b46931500851" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityFileNumber_01a01027-50c8-7f38-ab1a-b46931500851" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_01a01027-50c8-7984-a6b4-1d050a7abb15" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityTaxIdentificationNumber_01a01027-50c8-7984-a6b4-1d050a7abb15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_01a01027-50c8-7ca3-a5ef-1c5fac4b438f" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityAddressAddressLine1_01a01027-50c8-7ca3-a5ef-1c5fac4b438f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine2_01a01027-50c8-7ab5-aca0-8b68dda22f5d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine2"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityAddressAddressLine2_01a01027-50c8-7ab5-aca0-8b68dda22f5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine3_01a01027-50c8-7489-896f-6d4c0785c8b2" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine3"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityAddressAddressLine3_01a01027-50c8-7489-896f-6d4c0785c8b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_01a01027-50c8-7ed6-8b0c-604f9cc8019c" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityAddressCityOrTown_01a01027-50c8-7ed6-8b0c-604f9cc8019c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_01a01027-50c8-74e9-aba8-9a0119ea4782" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityAddressPostalZipCode_01a01027-50c8-74e9-aba8-9a0119ea4782" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_01a01027-50c8-7d43-a9b7-d207fc462c70" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_CityAreaCode_01a01027-50c8-7d43-a9b7-d207fc462c70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_01a01027-50c8-7432-9ac0-a37a5159f4b4" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_LocalPhoneNumber_01a01027-50c8-7432-9ac0-a37a5159f4b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_01a01027-50c8-730c-9504-870d4ed99de8" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_WrittenCommunications"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_WrittenCommunications_01a01027-50c8-730c-9504-870d4ed99de8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_01a01027-50c8-793a-ac9b-b95b83ef1ab5" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SolicitingMaterial"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_SolicitingMaterial_01a01027-50c8-793a-ac9b-b95b83ef1ab5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_01a01027-50c8-7fc4-80fe-842a23173097" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementTenderOffer"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_PreCommencementTenderOffer_01a01027-50c8-7fc4-80fe-842a23173097" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_01a01027-50c8-749a-8f3e-6c9e1632d36f" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementIssuerTenderOffer"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_01a01027-50c8-749a-8f3e-6c9e1632d36f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_01a01027-50c8-7b3f-9103-42c3a2dd3e21" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12bTitle"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_Security12bTitle_01a01027-50c8-7b3f-9103-42c3a2dd3e21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_01a01027-50c8-7b32-8120-846b26ec5bbe" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_TradingSymbol"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_TradingSymbol_01a01027-50c8-7b32-8120-846b26ec5bbe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_01a01027-50c8-7d62-952e-7abb2daf782f" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityExchangeName"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_SecurityExchangeName_01a01027-50c8-7d62-952e-7abb2daf782f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_01a01027-50c8-7c4a-b882-90346deacfa3" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityEmergingGrowthCompany_01a01027-50c8-7c4a-b882-90346deacfa3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityExTransitionPeriod_01a01027-50c8-7ace-8bea-42da008f74d6" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityExTransitionPeriod"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityExTransitionPeriod_01a01027-50c8-7ace-8bea-42da008f74d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_01a01027-50c8-7b29-beb5-061397ba4ba9" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_EntityCentralIndexKey_01a01027-50c8-7b29-beb5-061397ba4ba9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_01a01027-50c8-723b-a2b8-297279519805" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a01027-50c8-7fc5-b2ee-129a14230396" xlink:to="loc_dei_AmendmentFlag_01a01027-50c8-723b-a2b8-297279519805" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
</link:linkbase>
