diff --git a/apps/web/utils/actions/onboarding.ts b/apps/web/utils/actions/onboarding.ts
index 6cd7aa7cbb..2b8fda7d3b 100644
--- a/apps/web/utils/actions/onboarding.ts
+++ b/apps/web/utils/actions/onboarding.ts
@@ -6,6 +6,7 @@ import {
 } from "@/utils/actions/onboarding.validation";
 import { actionClientUser } from "@/utils/actions/safe-action";
 import prisma from "@/utils/prisma";
+import { updateContactCompanySize } from "@inboxzero/loops";
 
 export const completedOnboardingAction = actionClientUser
   .metadata({ name: "completedOnboarding" })
@@ -22,7 +23,7 @@ export const saveOnboardingAnswersAction = actionClientUser
   .action(
     async ({
       parsedInput: { surveyId, questions, answers },
-      ctx: { userId },
+      ctx: { userId, logger },
     }) => {
       // Helper function to extract survey answers from the response format
       function extractSurveyAnswers(questions: any[], answers: any) {
@@ -105,10 +106,9 @@ export const saveOnboardingAnswersAction = actionClientUser
         return result;
       }
 
-      // Extract individual survey answers for easier querying
       const extractedAnswers = extractSurveyAnswers(questions, answers);
 
-      await prisma.user.update({
+      const userPromise = prisma.user.update({
         where: { id: userId },
         data: {
           onboardingAnswers: { surveyId, questions, answers },
@@ -120,6 +120,20 @@ export const saveOnboardingAnswersAction = actionClientUser
           surveyImprovements: extractedAnswers.surveyImprovements,
         },
       });
+
+      await Promise.all([
+        userPromise,
+        async () => {
+          if (extractedAnswers.surveyCompanySize) {
+            updateContactCompanySize(
+              userId,
+              extractedAnswers.surveyCompanySize,
+            ).catch((error) => {
+              logger.error("Error updating company size", { error });
+            });
+          }
+        },
+      ]);
     },
   );
 
diff --git a/packages/loops/src/loops.ts b/packages/loops/src/loops.ts
index 86f4b3760e..1882f859ba 100644
--- a/packages/loops/src/loops.ts
+++ b/packages/loops/src/loops.ts
@@ -98,6 +98,27 @@ export async function cancelledPremium(
   return resp;
 }
 
+async function updateContactProperty(
+  email: string,
+  properties: Record<string, string | number | boolean>,
+): Promise<{ success: boolean }> {
+  const loops = getLoopsClient();
+  if (!loops) return { success: false };
+
+  const resp = await loops.updateContact({
+    email,
+    properties,
+  });
+  return resp;
+}
+
+export async function updateContactCompanySize(
+  email: string,
+  companySize: number,
+) {
+  return updateContactProperty(email, { companySize });
+}
+
 function getRandomInt(max: number) {
   return Math.ceil(Math.random() * max);
 }
diff --git a/version.txt b/version.txt
index b5596b5ebb..34fe289817 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-v2.9.42
+v2.9.43