diff --git a/src/main/java/com/labsynch/cmpdreg/domain/CorpName.java b/src/main/java/com/labsynch/cmpdreg/domain/CorpName.java
index e4d53dc..cdcd698 100755
--- a/src/main/java/com/labsynch/cmpdreg/domain/CorpName.java
+++ b/src/main/java/com/labsynch/cmpdreg/domain/CorpName.java
@@ -218,6 +218,26 @@ public static String convertLotToSaltFormCorpName(String corpName) {
 		Matcher matcher = pattern.matcher(corpName);
 		return (matcher.replaceFirst("$1"));
 	}
+	
+	/**
+	 * Takes a string and returns the numeric value of the longest numeric substring, or 0 if the string has no numerals
+	 * @param corpName The corporate ID string
+	 * @return the Long value of the corp number parsed
+	 */
+	public static Long parseParentNumber(String corpName){
+		//Returns the numeric value of the largest numeric substring of the input string, or 0 if one cannot be parsed
+		String longestSub = "";
+		for (String sub : corpName.split("[^0-9]")){
+			if (sub.length() > longestSub.length()){
+				longestSub = sub;
+			}
+		}
+		if (longestSub.length() > 0){
+			return Long.parseLong(longestSub);
+		}else {
+			return 0L;
+		}
+	}
 
 	public static Long parseCorpNumber(String corpName) {
 		corpName = corpName.trim();
diff --git a/src/main/java/com/labsynch/cmpdreg/service/MetalotServiceImpl.java b/src/main/java/com/labsynch/cmpdreg/service/MetalotServiceImpl.java
index 5ab3e85..054b624 100755
--- a/src/main/java/com/labsynch/cmpdreg/service/MetalotServiceImpl.java
+++ b/src/main/java/com/labsynch/cmpdreg/service/MetalotServiceImpl.java
@@ -328,6 +328,10 @@ public MetalotReturn processAndSave(Metalot metaLot, MetalotReturn mr, ArrayList
 						generateAndSetCorpName(parent);
 						corpNameAlreadyExists = checkCorpNameAlreadyExists(parent.getCorpName());
 					}
+					//try to set the parentNumber if it is not set already
+					if (parent.getParentNumber() < 1){
+						parent.setParentNumber(CorpName.parseParentNumber(parent.getCorpName()));
+					}
 					logger.debug("Saving new parent with corp name "+parent.getCorpName()+" and parent number "+parent.getParentNumber());
 					parent.persist();
 				} 
diff --git a/src/main/resources/db/migration/postgres/V1.2.2.0__fill_in_parent_number.sql b/src/main/resources/db/migration/postgres/V1.2.2.0__fill_in_parent_number.sql
new file mode 100644
index 0000000..0e4ceff
--- /dev/null
+++ b/src/main/resources/db/migration/postgres/V1.2.2.0__fill_in_parent_number.sql
@@ -0,0 +1,7 @@
+UPDATE parent SET parent_number = new_parent_number FROM (
+SELECT corp_name, parent_number, ordered_nums[1]::bigint as new_parent_number FROM (
+SELECT corp_name, parent_number, array_agg(parsed_corp_number order by length(parsed_corp_number) DESC) as ordered_nums from (
+select corp_name, parent_number, regexp_split_to_table(corp_name, '[^0-9]') as parsed_corp_number 
+from parent) a
+group by corp_name, parent_number) b) c
+WHERE c.corp_name = parent.corp_name AND parent.parent_number = 0;
\ No newline at end of file
diff --git a/src/test/java/com/labsynch/cmpdreg/service/CustomCorpNameTest.java b/src/test/java/com/labsynch/cmpdreg/service/CustomCorpNameTest.java
index d310266..49d5039 100644
--- a/src/test/java/com/labsynch/cmpdreg/service/CustomCorpNameTest.java
+++ b/src/test/java/com/labsynch/cmpdreg/service/CustomCorpNameTest.java
@@ -1,11 +1,12 @@
 package com.labsynch.cmpdreg.service;
 
-import java.math.BigInteger;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
+import org.junit.Assert;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.slf4j.Logger;
@@ -18,8 +19,6 @@
 import com.labsynch.cmpdreg.domain.CorpName;
 import com.labsynch.cmpdreg.domain.Lot;
 
-import org.junit.Assert;
-
 @RunWith(SpringJUnit4ClassRunner.class)
 @ContextConfiguration(locations = "classpath:/META-INF/spring/applicationContext*.xml")
 @Configurable
@@ -108,4 +107,19 @@ public void testLicensePlateNameFull(){
 		logger.info("custom license plate: " + output);
 
 	}
+	
+	@Test
+	public void parseCorpNameTest(){
+		Map<String, Long> corpNames = new HashMap<String, Long>();
+		corpNames.put("CMPD-0001234", 1234L);
+		corpNames.put("CMPD-0001", 1L);
+		corpNames.put("CMPD0001234", 1234L);
+		corpNames.put("CMP1-001234", 1234L);
+		corpNames.put("CMP1-001234-001A", 1234L);
+		corpNames.put("CMPDTHEBESTNONUMBERS", 0L);
+		for(String corpName : corpNames.keySet()){
+			Long parentNumber = CorpName.parseParentNumber(corpName);
+			Assert.assertEquals(corpNames.get(corpName), parentNumber);
+		}
+	}
 }