diff --git a/configurations/mtmitchell_bp.json b/configurations/mtmitchell_bp.json
new file mode 100644
index 0000000..5167caf
--- /dev/null
+++ b/configurations/mtmitchell_bp.json
@@ -0,0 +1,87 @@
+{
+    "Exposes": [
+        {
+            "Address": "$address",
+            "Bus": "$bus",
+            "Name": "Mitchell BP_$BUS % 100 + 1",
+            "Type": "EEPROM"
+        },
+        {
+            "Address": "0x6a",
+            "Bus": "$BUS % 100 * 8 + 48 + 0",
+            "Name": "nvme$BUS % 100 * 8 + 0",
+            "Type": "NVME1000"
+        },
+        {
+            "Address": "0x6a",
+            "Bus": "$BUS % 100 * 8 + 48 + 1",
+            "Name": "nvme$BUS % 100 * 8 + 1",
+            "Type": "NVME1000"
+        },
+        {
+            "Address": "0x6a",
+            "Bus": "$BUS % 100 * 8 + 48 + 2",
+            "Name": "nvme$BUS % 100 * 8 + 2",
+            "Type": "NVME1000"
+        },
+        {
+            "Address": "0x6a",
+            "Bus": "$BUS % 100 * 8 + 48 + 3",
+            "Name": "nvme$BUS % 100 * 8 + 3",
+            "Type": "NVME1000"
+        },
+        {
+            "Address": "0x6a",
+            "Bus": "$BUS % 100 * 8 + 48 + 4",
+            "Name": "nvme$BUS % 100 * 8 + 4",
+            "Type": "NVME1000"
+        },
+        {
+            "Address": "0x6a",
+            "Bus": "$BUS % 100 * 8 + 48 + 5",
+            "Name": "nvme$BUS % 100 * 8 + 5",
+            "Type": "NVME1000"
+        },
+        {
+            "Address": "0x6a",
+            "Bus": "$BUS % 100 * 8 + 48 + 6",
+            "Name": "nvme$BUS % 100 * 8 + 6",
+            "Type": "NVME1000"
+        },
+        {
+            "Address": "0x6a",
+            "Bus": "$BUS % 100 * 8 + 48 + 7",
+            "Name": "nvme$BUS % 100 * 8 + 7",
+            "Type": "NVME1000"
+        },
+        {
+            "Address": "0x4C",
+            "Bus": "$bus",
+            "Name": "FrontBPTemp$BUS % 100 + 1",
+            "Type": "TMP75"
+        }
+    ],
+    "Name": "Mitchell BP_$BUS % 100",
+    "Probe": [
+        "xyz.openbmc_project.FruDevice({'BOARD_PART_NUMBER': 'YZBB-01650-105'})",
+        "OR",
+        "xyz.openbmc_project.FruDevice({'BOARD_PART_NUMBER': 'YZBB-02856-102'})",
+        "AND",
+        "FOUND('Mt.Mitchell_Motherboard')"
+    ],
+    "Type": "Board",
+    "xyz.openbmc_project.Inventory.Decorator.Asset": {
+        "BuildDate": "$BOARD_MANUFACTURE_DATE",
+        "Manufacturer": "$BOARD_MANUFACTURER",
+        "Model": "$BOARD_PRODUCT_NAME",
+        "PartNumber": "$BOARD_PART_NUMBER",
+        "SerialNumber": "$BOARD_SERIAL_NUMBER"
+    },
+    "xyz.openbmc_project.Inventory.Decorator.Replaceable": {
+        "FieldReplaceable": false,
+        "HotPluggable": false
+    },
+    "xyz.openbmc_project.Inventory.Decorator.Revision": {
+        "Version": "$BOARD_INFO_AM1"
+    }
+}
diff --git a/configurations/mtmitchell_mb.json b/configurations/mtmitchell_mb.json
index d218b67..69a303b 100644
--- a/configurations/mtmitchell_mb.json
+++ b/configurations/mtmitchell_mb.json
@@ -2280,5 +2280,37 @@
             "Version": "$PRODUCT_VERSION"
         },
         "xyz.openbmc_project.Inventory.Item.System": {}
+    },
+    {
+        "Exposes": [
+            {
+                "ConnectsToType": "MB Upstream Port",
+                "Name": "PowerSupply$ADDRESS % 80 Downstream Port",
+                "PowerPort": true,
+                "Type": "DownstreamPort"
+            }
+        ],
+        "Name": "PowerSupply$ADDRESS % 80",
+        "Probe": [
+            "xyz.openbmc_project.FruDevice({'BUS': 2, 'ADDRESS': 80})",
+            "OR",
+            "xyz.openbmc_project.FruDevice({'BUS': 2, 'ADDRESS': 81})",
+            "AND",
+            "FOUND('Mt.Mitchell_Motherboard')"
+        ],
+        "Type": "PowerSupply",
+        "xyz.openbmc_project.Inventory.Decorator.Asset": {
+            "Manufacturer": "$PRODUCT_MANUFACTURER",
+            "Model": "$PRODUCT_PRODUCT_NAME",
+            "PartNumber": "$PRODUCT_PART_NUMBER",
+            "SerialNumber": "$PRODUCT_SERIAL_NUMBER"
+        },
+        "xyz.openbmc_project.Inventory.Decorator.AssetTag": {
+            "AssetTag": "$PRODUCT_ASSET_TAG"
+        },
+        "xyz.openbmc_project.Inventory.Decorator.Replaceable": {
+            "FieldReplaceable": false,
+            "HotPluggable": false
+        }
     }
 ]
diff --git a/configurations/mtmitchell_riser.json b/configurations/mtmitchell_riser.json
new file mode 100644
index 0000000..75c613b
--- /dev/null
+++ b/configurations/mtmitchell_riser.json
@@ -0,0 +1,31 @@
+{
+    "Exposes": [
+        {
+            "Address": "$address",
+            "Bus": "$bus",
+            "Name": "Mitchell_Riser_$BUS - 38",
+            "Type": "EEPROM"
+        }
+    ],
+    "Name": "Mitchell_Riser_$BUS - 38",
+    "Probe": [
+        "xyz.openbmc_project.FruDevice({'BOARD_PART_NUMBER': '.*YZRI-02759-103.*'})",
+        "AND",
+        "FOUND('Mt.Mitchell_Motherboard')"
+    ],
+    "Type": "Board",
+    "xyz.openbmc_project.Inventory.Decorator.Asset": {
+        "BuildDate": "$BOARD_MANUFACTURE_DATE",
+        "Manufacturer": "$BOARD_MANUFACTURER",
+        "Model": "$BOARD_PRODUCT_NAME",
+        "PartNumber": "$BOARD_PART_NUMBER",
+        "SerialNumber": "$BOARD_SERIAL_NUMBER"
+    },
+    "xyz.openbmc_project.Inventory.Decorator.Replaceable": {
+        "FieldReplaceable": false,
+        "HotPluggable": false
+    },
+    "xyz.openbmc_project.Inventory.Decorator.Revision": {
+        "Version": "$BOARD_INFO_AM1"
+    }
+}
diff --git a/meson.build b/meson.build
index 555de7a..78ab453 100644
--- a/meson.build
+++ b/meson.build
@@ -154,10 +154,12 @@
     'mori_bmc.json',
     'mori_motherboard.json',
     'mtjade.json',
-    'mtmitchell_bmc.json',
-    'mtmitchell_mb.json',
     'mtjefferson_bmc.json',
     'mtjefferson_mb.json',
+    'mtmitchell_bmc.json',
+    'mtmitchell_bp.json',
+    'mtmitchell_mb.json',
+    'mtmitchell_riser.json',
     'mudflap.json',
     'nf5280m7_baseboard.json',
     'nisqually.json',