diff --git a/cla-backend-go/events/repository.go b/cla-backend-go/events/repository.go
index aaecf207d..71a34ce55 100644
--- a/cla-backend-go/events/repository.go
+++ b/cla-backend-go/events/repository.go
@@ -48,6 +48,7 @@ const (
 	EventCompanySFIDEventDataLowerIndex           = "event-company-sfid-event-data-lower-index"
 	CompanyIDExternalProjectIDEventEpochTimeIndex = "company-id-external-project-id-event-epoch-time-index"
 	CompanySFIDClaGroupIDEpochIndex               = "company-sfid-cla-group-id-event-time-epoch-index"
+	EventProjectSFIDEventTypeIndex                = "event-project-sfid-event-type-index"
 )
 
 // constants
@@ -254,8 +255,8 @@ func (repo *repository) SearchEvents(params *eventOps.SearchEventsParams, pageSi
 		"pageSize":     pageSize,
 	}
 
-	if params.ProjectID == nil {
-		return nil, errors.New("invalid request. projectID is compulsory")
+	if params.ProjectID == nil && params.ProjectSFID == nil {
+		return nil, errors.New("invalid request. projectID|projectSFID is compulsory")
 	}
 	var condition expression.KeyConditionBuilder
 	var indexName, pk, sk string
@@ -269,7 +270,14 @@ func (repo *repository) SearchEvents(params *eventOps.SearchEventsParams, pageSi
 		pk = "event_project_id"
 		condition = addTimeExpression(condition, params)
 		sk = "event_time_epoch"
+	case params.ProjectSFID != nil:
+		// search by projectSFID
+		indexName = EventProjectSFIDEventTypeIndex
+		condition = expression.Key("event_project_sfid").Equal(expression.Value(params.ProjectSFID)).And(expression.Key("event_type").Equal(expression.Value(params.EventType)))
+		pk = "event_project_sfid"
+		sk = "event_type"
 	}
+
 	filter := createSearchEventFilter(pk, sk, params)
 	if filter != nil {
 		builder = builder.WithFilter(*filter)
diff --git a/cla-backend-go/signatures/converters.go b/cla-backend-go/signatures/converters.go
index b3fedb68b..5b731bb36 100644
--- a/cla-backend-go/signatures/converters.go
+++ b/cla-backend-go/signatures/converters.go
@@ -162,10 +162,10 @@ func (repo repository) buildProjectSignatureModels(ctx context.Context, results
 					if loadACLDetails {
 						userModel, userErr := repo.usersRepo.GetUserByUserName(userName, true)
 						if userErr != nil {
-							log.WithFields(f).WithError(userErr).Warnf("unable to lookup user by userNmae: %s in ACL for signature: %s", userName, sigModel.SignatureID)
+							log.WithFields(f).WithError(userErr).Warnf("unable to lookup user by username: %s in ACL for signature: %s", userName, sigModel.SignatureID)
 						} else {
 							if userModel == nil {
-								log.WithFields(f).Warnf("unable to lookup user by userNmae: %s in ACL for signature: %s", userName, sigModel.SignatureID)
+								log.WithFields(f).Warnf("unable to lookup user by username: %s in ACL for signature: %s", userName, sigModel.SignatureID)
 							} else {
 								signatureACL = append(signatureACL, *userModel)
 							}
diff --git a/cla-backend-go/swagger/cla.v1.yaml b/cla-backend-go/swagger/cla.v1.yaml
index 93579b54b..8343a1a64 100644
--- a/cla-backend-go/swagger/cla.v1.yaml
+++ b/cla-backend-go/swagger/cla.v1.yaml
@@ -2300,6 +2300,7 @@ paths:
         - $ref: '#/parameters/userID'
         - $ref: '#/parameters/companyID'
         - $ref: '#/parameters/projectID'
+        - $ref: '#/parameters/projectSFID'
         - $ref: '#/parameters/before'
         - $ref: '#/parameters/after'
         - $ref: '#/parameters/userName'
@@ -2551,6 +2552,11 @@ parameters:
     description: unique id of the project
     in: query
     type: string
+  projectSFID:
+    name: projectSFID
+    description: unique id of the SF project
+    in: query
+    type: string
   companyID:
     name: company_id
     description: unique id of the company
diff --git a/cla-backend-go/v2/signatures/converters.go b/cla-backend-go/v2/signatures/converters.go
index 44191e60a..767d897fe 100644
--- a/cla-backend-go/v2/signatures/converters.go
+++ b/cla-backend-go/v2/signatures/converters.go
@@ -9,6 +9,7 @@ import (
 	"sync"
 	"time"
 
+	v1Events "github.com/communitybridge/easycla/cla-backend-go/events"
 	v1Models "github.com/communitybridge/easycla/cla-backend-go/gen/v1/models"
 	"github.com/communitybridge/easycla/cla-backend-go/gen/v1/restapi/operations/events"
 	"github.com/communitybridge/easycla/cla-backend-go/gen/v2/models"
@@ -90,10 +91,12 @@ func (s *Service) TransformSignatureToCorporateSignature(signature *models.Signa
 			searchTerm := fmt.Sprintf("%s was added to the approval list", item)
 
 			pageSize := int64(10000)
+			eventType := v1Events.ClaApprovalListUpdated
 			result, eventErr := s.eventService.SearchEvents(&events.SearchEventsParams{
-				SearchTerm: &searchTerm,
-				ProjectID:  &projectSFID,
-				PageSize:   &pageSize,
+				SearchTerm:  &searchTerm,
+				ProjectSFID: &projectSFID,
+				EventType:   &eventType,
+				PageSize:    &pageSize,
 			})
 			if eventErr != nil {
 				errMutex.Lock()