diff --git a/packages/app-store/salesforce/components/EventTypeAppCardInterface.tsx b/packages/app-store/salesforce/components/EventTypeAppCardInterface.tsx
index ed50535bad..ca5e2bc08a 100644
--- a/packages/app-store/salesforce/components/EventTypeAppCardInterface.tsx
+++ b/packages/app-store/salesforce/components/EventTypeAppCardInterface.tsx
@@ -57,6 +57,7 @@ const EventTypeAppCard: EventTypeAppCardComponent = function EventTypeAppCard({
     { label: t("text"), value: SalesforceFieldType.TEXT },
     { label: t("date"), value: SalesforceFieldType.DATE },
     { label: t("phone").charAt(0).toUpperCase() + t("phone").slice(1), value: SalesforceFieldType.PHONE },
+    { label: t("custom"), value: SalesforceFieldType.CUSTOM },
   ];
 
   const [writeToPersonObjectFieldType, setWriteToPersonObjectFieldType] = useState(fieldTypeOptions[0]);
diff --git a/packages/app-store/salesforce/lib/CrmService.ts b/packages/app-store/salesforce/lib/CrmService.ts
index 766baefa58..ea00be2ecd 100644
--- a/packages/app-store/salesforce/lib/CrmService.ts
+++ b/packages/app-store/salesforce/lib/CrmService.ts
@@ -902,10 +902,8 @@ export default class SalesforceCRMService implements CRM {
   ) {
     const conn = await this.conn;
     const { createEventOn, onBookingWriteToRecordFields = {} } = this.getAppOptions();
-
     // Determine record type (Contact or Lead)
     const personRecordType = this.determinePersonRecordType(createEventOn);
-
     // Search the fields and ensure 1. they exist 2. they're the right type
     const fieldsToWriteOn = Object.keys(onBookingWriteToRecordFields);
     const existingFields = await this.ensureFieldsExistOnObject(fieldsToWriteOn, personRecordType);
@@ -930,7 +928,6 @@ export default class SalesforceCRMService implements CRM {
       organizerEmail,
       calEventResponses,
     });
-
     // Update the person record
     await conn
       .sobject(personRecordType)
@@ -970,6 +967,19 @@ export default class SalesforceCRMService implements CRM {
         continue;
       }
 
+      if (fieldConfig.fieldType === SalesforceFieldType.CUSTOM) {
+        const extractedValue = await this.getTextFieldValue({
+          fieldValue: fieldConfig.value,
+          fieldLength: field.length,
+          calEventResponses,
+          bookingUid,
+        });
+        if (extractedValue) {
+          writeOnRecordBody[field.name] = extractedValue;
+          continue;
+        }
+      }
+
       // Handle different field types
       if (fieldConfig.fieldType === field.type) {
         if (field.type === SalesforceFieldType.TEXT || field.type === SalesforceFieldType.PHONE) {
@@ -1034,7 +1044,7 @@ export default class SalesforceCRMService implements CRM {
     bookingUid,
   }: {
     fieldValue: string;
-    fieldLength: number;
+    fieldLength?: number;
     calEventResponses?: CalEventResponses | null;
     bookingUid?: string | null;
   }) {
@@ -1042,7 +1052,6 @@ export default class SalesforceCRMService implements CRM {
     if (!fieldValue.startsWith("{") && !fieldValue.endsWith("}")) return fieldValue;
 
     let valueToWrite = fieldValue;
-
     if (fieldValue.startsWith("{form:")) {
       // Get routing from response
       if (!bookingUid) return;
@@ -1057,7 +1066,7 @@ export default class SalesforceCRMService implements CRM {
     if (valueToWrite === fieldValue) return;
 
     // Trim incase the replacement values increased the length
-    return valueToWrite.substring(0, fieldLength);
+    return fieldLength ? valueToWrite.substring(0, fieldLength) : valueToWrite;
   }
 
   private async getTextValueFromRoutingFormResponse(fieldValue: string, bookingUid: string) {
@@ -1082,7 +1091,6 @@ export default class SalesforceCRMService implements CRM {
     // Search for fieldValue, only handle raw text return for now
     for (const fieldId of Object.keys(response)) {
       const field = response[fieldId];
-
       if (field?.identifier === identifierField) {
         return field.value.toString();
       }
diff --git a/packages/app-store/salesforce/lib/enums.ts b/packages/app-store/salesforce/lib/enums.ts
index d345bf2a42..9d66ba306b 100644
--- a/packages/app-store/salesforce/lib/enums.ts
+++ b/packages/app-store/salesforce/lib/enums.ts
@@ -13,6 +13,7 @@ export enum SalesforceFieldType {
   DATE = "date",
   TEXT = "string",
   PHONE = "phone",
+  CUSTOM = "custom",
 }
 
 export enum DateFieldTypeData {