diff --git a/erpnext/accounts/doctype/pos_invoice_merge_log/pos_invoice_merge_log.json b/erpnext/accounts/doctype/pos_invoice_merge_log/pos_invoice_merge_log.json
index a0594556474..7d9b90f1b65 100644
--- a/erpnext/accounts/doctype/pos_invoice_merge_log/pos_invoice_merge_log.json
+++ b/erpnext/accounts/doctype/pos_invoice_merge_log/pos_invoice_merge_log.json
@@ -5,6 +5,7 @@
  "editable_grid": 1,
  "engine": "InnoDB",
  "field_order": [
+  "company",
   "posting_date",
   "posting_time",
   "merge_invoices_based_on",
@@ -113,12 +114,22 @@
    "label": "Posting Time",
    "no_copy": 1,
    "reqd": 1
+  },
+  {
+   "fieldname": "company",
+   "fieldtype": "Link",
+   "in_standard_filter": 1,
+   "label": "Company",
+   "options": "Company",
+   "print_hide": 1,
+   "remember_last_selected_value": 1,
+   "reqd": 1
   }
  ],
  "index_web_pages_for_search": 1,
  "is_submittable": 1,
  "links": [],
- "modified": "2022-08-01 11:36:42.456429",
+ "modified": "2025-07-02 17:08:04.747202",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "POS Invoice Merge Log",
@@ -179,8 +190,9 @@
    "write": 1
   }
  ],
- "sort_field": "modified",
+ "row_format": "Dynamic",
+ "sort_field": "creation",
  "sort_order": "DESC",
  "states": [],
  "track_changes": 1
-}
\ No newline at end of file
+}
diff --git a/erpnext/accounts/doctype/pos_invoice_merge_log/pos_invoice_merge_log.py b/erpnext/accounts/doctype/pos_invoice_merge_log/pos_invoice_merge_log.py
index 3d6d03f7380..fedc6a7772d 100644
--- a/erpnext/accounts/doctype/pos_invoice_merge_log/pos_invoice_merge_log.py
+++ b/erpnext/accounts/doctype/pos_invoice_merge_log/pos_invoice_merge_log.py
@@ -28,11 +28,10 @@ class POSInvoiceMergeLog(Document):
 	if TYPE_CHECKING:
 		from frappe.types import DF
 
-		from erpnext.accounts.doctype.pos_invoice_reference.pos_invoice_reference import (
-			POSInvoiceReference,
-		)
+		from erpnext.accounts.doctype.pos_invoice_reference.pos_invoice_reference import POSInvoiceReference
 
 		amended_from: DF.Link | None
+		company: DF.Link
 		consolidated_credit_note: DF.Link | None
 		consolidated_invoice: DF.Link | None
 		customer: DF.Link
@@ -584,6 +583,7 @@ def create_merge_logs(invoice_by_customer, closing_entry=None):
 					merge_log.posting_time = (
 						get_time(closing_entry.get("posting_time")) if closing_entry else nowtime()
 					)
+					merge_log.company = closing_entry.get("company") if closing_entry else None
 					merge_log.customer = customer
 					merge_log.pos_closing_entry = closing_entry.get("name") if closing_entry else None
 					merge_log.set("pos_invoices", _invoices)
diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index 34140dc2c84..71cb012c1b8 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -411,3 +411,4 @@ erpnext.patches.v14_0.update_full_name_in_contract
 erpnext.patches.v15_0.drop_sle_indexes
 erpnext.patches.v15_0.update_pick_list_fields
 erpnext.patches.v15_0.update_pegged_currencies
+erpnext.patches.v15_0.set_company_on_pos_inv_merge_log
diff --git a/erpnext/patches/v15_0/set_company_on_pos_inv_merge_log.py b/erpnext/patches/v15_0/set_company_on_pos_inv_merge_log.py
new file mode 100644
index 00000000000..8f83898a877
--- /dev/null
+++ b/erpnext/patches/v15_0/set_company_on_pos_inv_merge_log.py
@@ -0,0 +1,12 @@
+import frappe
+
+
+def execute():
+	pos_invoice_merge_logs = frappe.db.get_all(
+		"POS Invoice Merge Log", {"docstatus": 1}, ["name", "pos_closing_entry"]
+	)
+
+	for log in pos_invoice_merge_logs:
+		if log.pos_closing_entry and frappe.db.exists("POS Closing Entry", log.pos_closing_entry):
+			company = frappe.db.get_value("POS Closing Entry", log.pos_closing_entry, "company")
+			frappe.db.set_value("POS Invoice Merge Log", log.name, "company", company)