diff --git a/backend/onyx/kg/extractions/extraction_processing.py b/backend/onyx/kg/extractions/extraction_processing.py
index 2c2afbaa5f8..9f1efc919d4 100644
--- a/backend/onyx/kg/extractions/extraction_processing.py
+++ b/backend/onyx/kg/extractions/extraction_processing.py
@@ -45,7 +45,6 @@
 from onyx.kg.models import KGEntityTypeInstructions
 from onyx.kg.models import KGExtractionInstructions
 from onyx.kg.utils.extraction_utils import EntityTypeMetadataTracker
-from onyx.kg.utils.extraction_utils import is_email
 from onyx.kg.utils.extraction_utils import (
     kg_document_entities_relationships_attribute_generation,
 )
@@ -54,6 +53,7 @@
 from onyx.kg.utils.extraction_utils import prepare_llm_document_content
 from onyx.kg.utils.extraction_utils import trackinfo_to_str
 from onyx.kg.utils.formatting_utils import aggregate_kg_extractions
+from onyx.kg.utils.formatting_utils import extract_email
 from onyx.kg.utils.formatting_utils import extract_relationship_type_id
 from onyx.kg.utils.formatting_utils import generalize_entities
 from onyx.kg.utils.formatting_utils import get_entity_type
@@ -1045,14 +1045,14 @@ def process_single_chunk(
         if chunk.metadata:
             for attribute, value in chunk.metadata.items():
                 if isinstance(value, str):
-                    if is_email(value):
+                    if email := extract_email(value):
                         (
                             implied_attribute_entities,
                             implied_attribute_relationships,
                             attribute_company_participant_emails,
                             attribute_account_participant_emails,
                         ) = kg_process_person(
-                            person=value,
+                            person=email,
                             core_document_id_name=kg_document_extractions.kg_core_document_id_name,
                             implied_entities=implied_attribute_entities,
                             implied_relationships=implied_attribute_relationships,
@@ -1069,14 +1069,14 @@ def process_single_chunk(
                 elif isinstance(value, list):
                     email_attribute = False
                     for item in value:
-                        if is_email(item):
+                        if email := extract_email(item):
                             (
                                 implied_attribute_entities,
                                 implied_attribute_relationships,
                                 attribute_company_participant_emails,
                                 attribute_account_participant_emails,
                             ) = kg_process_person(
-                                person=item,
+                                person=email,
                                 core_document_id_name=kg_document_extractions.kg_core_document_id_name,
                                 implied_entities=implied_attribute_entities,
                                 implied_relationships=implied_attribute_relationships,
diff --git a/backend/onyx/kg/utils/extraction_utils.py b/backend/onyx/kg/utils/extraction_utils.py
index 5479de9ea1b..5240e48dc79 100644
--- a/backend/onyx/kg/utils/extraction_utils.py
+++ b/backend/onyx/kg/utils/extraction_utils.py
@@ -1,4 +1,3 @@
-import re
 from collections import defaultdict
 
 from onyx.configs.constants import OnyxCallTypes
@@ -18,6 +17,7 @@
 from onyx.kg.models import KGDocumentEntitiesRelationshipsAttributes
 from onyx.kg.models import KGEnhancedDocumentMetadata
 from onyx.kg.models import KGEntityTypeClassificationInfo
+from onyx.kg.utils.formatting_utils import extract_email
 from onyx.kg.utils.formatting_utils import generalize_entities
 from onyx.kg.utils.formatting_utils import kg_email_processing
 from onyx.kg.utils.formatting_utils import make_entity_id
@@ -41,7 +41,7 @@ def _update_implied_entities_relationships(
 
     for owner in owner_list or []:
 
-        if not is_email(owner):
+        if extract_email(owner) is None:
             converted_relationships_to_attributes[relationship_type].append(owner)
             continue
 
@@ -433,13 +433,6 @@ def prepare_llm_document_content(
         )
 
 
-def is_email(email: str) -> bool:
-    """
-    Check if a string is a valid email address.
-    """
-    return re.match(r"[^@]+@[^@]+\.[^@]+", email) is not None
-
-
 def trackinfo_to_str(trackinfo: KGAttributeTrackInfo | None) -> str:
     """Convert trackinfo to an LLM friendly string"""
     if trackinfo is None:
diff --git a/backend/onyx/kg/utils/formatting_utils.py b/backend/onyx/kg/utils/formatting_utils.py
index 8284e7c4677..e0c48f7acc3 100644
--- a/backend/onyx/kg/utils/formatting_utils.py
+++ b/backend/onyx/kg/utils/formatting_utils.py
@@ -158,6 +158,15 @@ def aggregate_kg_extractions(
     return aggregated_kg_extractions
 
 
+def extract_email(email: str) -> str | None:
+    """
+    Extract an email from an arbitrary string (if any).
+    Only the first email is returned.
+    """
+    match = re.search(r"([A-Za-z0-9._+-]+@[A-Za-z0-9-]+(?:\.[A-Za-z0-9-]+)+)", email)
+    return match.group(0) if match else None
+
+
 def kg_email_processing(email: str, kg_config_settings: KGConfigSettings) -> KGPerson:
     """
     Process the email.
@@ -173,7 +182,9 @@ def kg_email_processing(email: str, kg_config_settings: KGConfigSettings) -> KGP
     if employee:
         company = kg_config_settings.KG_VENDOR
     else:
-        company = company_domain.capitalize()
+        # TODO: maybe store a list of domains for each account and use that to match
+        # right now, gmail and other random domains are being converted into accounts
+        company = company_domain.title()
 
     return KGPerson(name=name, company=company, employee=employee)