diff --git a/src/integrationCustom.py b/src/integrationCustom.py
new file mode 100644
index 00000000..30790f5a
--- /dev/null
+++ b/src/integrationCustom.py
@@ -0,0 +1,99 @@
+
+from pythonCheck import checkPythonVersion
+checkPythonVersion()
+
+import requests
+import warnings
+import os
+import csv
+from liblqos_python import exclude_sites, find_ipv6_using_mikrotik, bandwidth_overhead_factor, overwrite_network_json_always
+from integrationCommon import isIpv4Permitted
+if find_ipv6_using_mikrotik() == True:
+	from mikrotikFindIPv6 import pullMikrotikIPv6  
+from integrationCommon import NetworkGraph, NetworkNode, NodeType
+import os
+import csv
+
+def importBandwidthOverrides():
+	"""
+	Build a dictionary of site bandwidths by reading data from a CSV file.
+	"""
+	siteBandwidth = {}
+	if os.path.isfile("integrationCustomBandwidths.csv"):
+		with open('integrationCustomBandwidths.csv') as csv_file:
+			csv_reader = csv.reader(csv_file, delimiter=',')
+			next(csv_reader)
+			for row in csv_reader:
+				name, download, upload = row
+				download = int(float(download))
+				upload = int(float(upload))
+				siteBandwidth[name] = {"download": download, "upload": upload}
+	return siteBandwidth
+
+def createShaper():
+	"""
+	Main function to fetch data from Custom, build the network graph, and shape devices.
+	"""
+	net = NetworkGraph()
+	parentNodeIDCounter = 100000
+	# Pull in bandwidth overrides dictionary from integrationCustomBandwidths.csv
+	siteBandwidthOverride = importBandwidthOverrides()	
+	
+	# Create sites
+	for site_item in your_site_list:			# Iterate through a site list you've created somewhere
+		parent_id = None						# No parent id by default, but you can add specify it later, prior to the line node = NetworkNode
+		download = 10000						# Default speed is 10G, but you can add specify it later, prior to the line node = NetworkNode
+		upload = 10000							# Default speed is 10G, but you can add specify it later, prior to the line node = NetworkNode
+		if nodeName in siteBandwidthOverride:
+			download = siteBandwidthOverride[nodeName]["download"]
+			upload = siteBandwidthOverride[nodeName]["upload"]
+		node = NetworkNode(id=site_item['id'], displayName=site_item['name'], type=NodeType.site,
+						   parentId=parent_id, download=download, upload=upload, address=None)
+		net.addRawNode(node)
+	
+	# Create subscriber sites and devices
+	for serviceItem in your_list_of_service:	# Iterate through a service/customer list you've created somewhere
+		customer = NetworkNode(
+			type=NodeType.client,
+			id=parentNodeIDCounter,
+			parentId='',						# Parent node ID
+			displayName='',						# Customer display name
+			address='',							# Customer address
+			customerName='',					# Customer name
+			download=1000,						# Customer download
+			upload=1000							# Customer upload
+		)
+		net.addRawNode(customer)
+		
+		device = NetworkNode(
+			id=100000 + parentNodeIDCounter,
+			displayName='', 					# Device display name
+			type=NodeType.device,
+			parentId=parentNodeIDCounter,
+			mac=serviceItem['mac'],
+			ipv4=your_devices_ipv4_list,		# Device IPv4 list
+			ipv6=your_devices_ipv6_list			# Device IPv6 list
+		)
+		net.addRawNode(device)
+		parentNodeIDCounter = parentNodeIDCounter + 1
+
+	net.prepareTree()
+	net.plotNetworkGraph(False)
+	
+	if net.doesNetworkJsonExist():
+		if overwrite_network_json_always:
+			net.createNetworkJson()
+		else:
+			print("network.json already exists. Leaving in-place.")
+	else:
+		net.createNetworkJson()
+	net.createShapedDevices()
+
+def importFromCustom():
+	"""
+	Entry point for the script to initiate the Custom data import and shaper creation process.
+	"""
+	createShaper()
+
+if __name__ == '__main__':
+	importFromCustom()