diff --git a/backend/Api/StaffingController/ReadModelFactory.cs b/backend/Api/StaffingController/ReadModelFactory.cs
index da504ae9..b841bf72 100644
--- a/backend/Api/StaffingController/ReadModelFactory.cs
+++ b/backend/Api/StaffingController/ReadModelFactory.cs
@@ -166,11 +166,83 @@ private static List<DetailedBooking> DetailedBookings(Consultant consultant,
                 vacationsPrWeek));
         }
 
+        var startDate = consultant.StartDate;
+        var endDate = consultant.EndDate;
+
+        var firstDayInScope = weekSet.First().FirstDayOfWorkWeek();
+        var firstWorkDayOutOfScope = weekSet.Last().LastWorkDayOfWeek();
+
+        if (startDate.HasValue && startDate > firstDayInScope)
+        {
+            var startWeeks = GetNonEmploymentHoursNotStartedOrQuit(startDate, weekSet, consultant, false);
+            detailedBookings = detailedBookings.Append(CreateNotStartedOrQuitDetailedBooking(startWeeks));
+        }
+
+        if (endDate.HasValue && endDate < firstWorkDayOutOfScope)
+        {
+            var endWeeks = GetNonEmploymentHoursNotStartedOrQuit(endDate, weekSet, consultant, true);
+            detailedBookings = detailedBookings.Append(CreateNotStartedOrQuitDetailedBooking(endWeeks));
+        }
+       
+
         var detailedBookingList = detailedBookings.ToList();
 
         return detailedBookingList;
     }
 
+    private static List<WeeklyHours> GetNonEmploymentHoursNotStartedOrQuit(DateOnly? date, List<Week> weekSet, Consultant consultant, bool quit)
+    {
+        return weekSet
+            .Select(week =>
+            {
+                var isTargetWeek = week.ContainsDate((DateOnly)date);
+
+                var maxWorkHoursForWeek = consultant.Department.Organization.HoursPerWorkday * 5 -
+                                          consultant.Department.Organization.GetTotalHolidayHoursOfWeek(week);
+
+                var hoursOutsideEmployment = quit
+                    ? GetNonEmployedHoursForWeekWhenQuitting(date, week, isTargetWeek, consultant)
+                    : GetNonEmployedHoursForWeekWhenStarting(date, week, isTargetWeek, consultant);
+
+                return new WeeklyHours(
+                    week.ToSortableInt(), Math.Min(hoursOutsideEmployment, maxWorkHoursForWeek)
+                );
+            })
+            .ToList();
+    }
+
+    private static double GetNonEmployedHoursForWeekWhenStarting(DateOnly? startDate, Week week, Boolean isStartWeek,
+         Consultant consultant)
+    {
+        var hasStarted = startDate < week.FirstDayOfWorkWeek();
+        var dayDifference = Math.Max((week.LastWorkDayOfWeek().ToDateTime(new TimeOnly()) - startDate.Value.ToDateTime(new TimeOnly())).Days, 0);
+
+        return isStartWeek ? dayDifference * consultant.Department.Organization.HoursPerWorkday : 
+            hasStarted ? 0 : consultant.Department.Organization.HoursPerWorkday * 5 ;
+    }
+
+    private static double GetNonEmployedHoursForWeekWhenQuitting(DateOnly? endDate, Week week, bool isFinalWeek, 
+        Consultant consultant)
+    {
+        var hasQuit = endDate < week.FirstDayOfWorkWeek();
+        var dayDifference = Math.Max((endDate.Value.ToDateTime(new TimeOnly()) - week.FirstDayOfWorkWeek().ToDateTime(new TimeOnly())).Days, 0);
+
+        return isFinalWeek ? dayDifference * consultant.Department.Organization.HoursPerWorkday :
+            hasQuit ? consultant.Department.Organization.HoursPerWorkday * 5 : 0;
+    }
+    
+    
+    
+    private static DetailedBooking CreateNotStartedOrQuitDetailedBooking(List<WeeklyHours> weeks)
+    {
+        return new DetailedBooking(
+            new BookingDetails("Ikke startet eller sluttet", BookingType.NotStartedOrQuit,
+                "Ikke startet eller sluttet",
+                0, true), //Empty projectName as NotStartedOrQuit does not have a project, 0 as projectId as NotStartedOrQuit since its just used to mark not started or quit
+            weeks
+        );
+    }
+
     private static BookedHoursPerWeek GetBookedHours(Week week, IEnumerable<DetailedBooking> detailedBookings,
         Consultant consultant)
     {
@@ -192,6 +264,10 @@ private static BookedHoursPerWeek GetBookedHours(Week week, IEnumerable<Detailed
         var totalAbsence = DetailedBooking.GetTotalHoursPrBookingTypeAndWeek(detailedBookingsArray,
             BookingType.PlannedAbsence,
             week);
+
+        var totalNotStartedOrQuit =
+            DetailedBooking.GetTotalHoursPrBookingTypeAndWeek(detailedBookingsArray, BookingType.NotStartedOrQuit,
+                week);
         
         var totalExludableAbsence = detailedBookingsArray
             .Where(s => s.BookingDetails.Type == BookingType.PlannedAbsence &&  s.BookingDetails.ExcludeFromBilling )
@@ -202,7 +278,7 @@ private static BookedHoursPerWeek GetBookedHours(Week week, IEnumerable<Detailed
             BookingType.Vacation,
             week);
 
-        var bookedTime = totalBillable + totalAbsence + totalVacations + totalHolidayHours + totalNonBillable;
+        var bookedTime = totalBillable + totalAbsence + totalVacations + totalHolidayHours + totalNonBillable + totalNotStartedOrQuit;
         var hoursPrWorkDay = consultant.Department.Organization.HoursPerWorkday;
 
         var totalSellableTime =
@@ -218,7 +294,7 @@ private static BookedHoursPerWeek GetBookedHours(Week week, IEnumerable<Detailed
             GetDatesForWeek(week),
             new WeeklyBookingReadModel(totalBillable, totalOffered, totalAbsence, totalExludableAbsence,  totalSellableTime,
                 totalHolidayHours, totalVacations,
-                totalOverbooked)
+                totalOverbooked, totalNotStartedOrQuit)
         );
     }
 
diff --git a/backend/Api/StaffingController/StaffingReadModel.cs b/backend/Api/StaffingController/StaffingReadModel.cs
index 5c8f08ec..ec6dc9ea 100644
--- a/backend/Api/StaffingController/StaffingReadModel.cs
+++ b/backend/Api/StaffingController/StaffingReadModel.cs
@@ -86,7 +86,8 @@ public record WeeklyBookingReadModel(
     [property: Required] double TotalSellableTime,
     [property: Required] double TotalHolidayHours,
     [property: Required] double TotalVacationHours,
-    [property: Required] double TotalOverbooking);
+    [property: Required] double TotalOverbooking, 
+    [property: Required] double TotalNotStartedOrQuit);
 
 public record BookingDetails(
     [property: Required] string ProjectName,
@@ -104,5 +105,6 @@ public enum BookingType
     Booking,
     PlannedAbsence,
     Vacation,
-    Available
+    Available,
+    NotStartedOrQuit
 }
\ No newline at end of file
diff --git a/frontend/mockdata/mockData.ts b/frontend/mockdata/mockData.ts
index 030c0e91..b253eacb 100644
--- a/frontend/mockdata/mockData.ts
+++ b/frontend/mockdata/mockData.ts
@@ -17,6 +17,7 @@ const MockWeeklyBookingReadModel: WeeklyBookingReadModel = {
   totalOffered: 0,
   totalVacationHours: 0,
   totalExludableAbsence: 0,
+  totalNotStartedOrQuit: 0,
 };
 
 export const MockConsultants: ConsultantReadModel[] = [
diff --git a/frontend/src/api-types.ts b/frontend/src/api-types.ts
index c1441569..77086d9f 100644
--- a/frontend/src/api-types.ts
+++ b/frontend/src/api-types.ts
@@ -38,6 +38,7 @@ export enum BookingType {
   PlannedAbsence = "PlannedAbsence",
   Vacation = "Vacation",
   Available = "Available",
+  NotStartedOrQuit = "NotStartedOrQuit",
 }
 
 export interface ConsultantReadModel {
@@ -273,7 +274,10 @@ export interface WeeklyBookingReadModel {
   totalVacationHours: number;
   /** @format double */
   totalOverbooking: number;
+  /** @format double */
   totalExludableAbsence: number;
+  /** @format double */
+  totalNotStartedOrQuit: number;
 }
 
 export interface WeeklyHours {
diff --git a/frontend/src/components/Staffing/DetailedBookingRows.tsx b/frontend/src/components/Staffing/DetailedBookingRows.tsx
index 16cb3da3..e9414073 100644
--- a/frontend/src/components/Staffing/DetailedBookingRows.tsx
+++ b/frontend/src/components/Staffing/DetailedBookingRows.tsx
@@ -340,7 +340,9 @@ function DetailedBookingCell({
       >
         {isChangingHours &&
           numWeeks <= 12 &&
-          detailedBooking.bookingDetails.type != BookingType.Vacation && (
+          detailedBooking.bookingDetails.type != BookingType.Vacation &&
+          detailedBooking.bookingDetails.type !=
+            BookingType.NotStartedOrQuit && (
             <button
               tabIndex={-1}
               disabled={hours == 0}
@@ -368,7 +370,10 @@ function DetailedBookingCell({
           step={workHoursPerDay}
           value={hours}
           draggable={true}
-          disabled={detailedBooking.bookingDetails.type == BookingType.Vacation}
+          disabled={
+            detailedBooking.bookingDetails.type == BookingType.Vacation ||
+            detailedBooking.bookingDetails.type == BookingType.NotStartedOrQuit
+          }
           onChange={(e) =>
             hourDragValue == undefined && setHours(Number(e.target.value))
           }
@@ -401,7 +406,9 @@ function DetailedBookingCell({
         ></input>
         {isChangingHours &&
           numWeeks <= 12 &&
-          detailedBooking.bookingDetails.type != BookingType.Vacation && (
+          detailedBooking.bookingDetails.type != BookingType.Vacation &&
+          detailedBooking.bookingDetails.type !=
+            BookingType.NotStartedOrQuit && (
             <button
               tabIndex={-1}
               className={`my-1 p-1 rounded-full hover:bg-primary/10 hidden ${
diff --git a/frontend/src/components/Staffing/WeekCell.tsx b/frontend/src/components/Staffing/WeekCell.tsx
index 14544068..e3db5d5a 100644
--- a/frontend/src/components/Staffing/WeekCell.tsx
+++ b/frontend/src/components/Staffing/WeekCell.tsx
@@ -1,7 +1,14 @@
 import { BookedHoursPerWeek, ConsultantReadModel } from "@/api-types";
 import { HoveredWeek } from "@/components/Staffing/HoveredWeek";
 import InfoPill from "@/components/Staffing/InfoPill";
-import { AlertTriangle, Coffee, FileText, Moon, Sun } from "react-feather";
+import {
+  AlertTriangle,
+  Calendar,
+  Coffee,
+  FileText,
+  Moon,
+  Sun,
+} from "react-feather";
 import { getInfopillVariantByColumnCount } from "@/components/Staffing/helpers/utils";
 import React from "react";
 
@@ -148,14 +155,27 @@ export function WeekCell(props: {
               variant={getInfopillVariantByColumnCount(columnCount)}
             />
           )}
+          {bookedHoursPerWeek.bookingModel.totalNotStartedOrQuit > 0 && (
+            <InfoPill
+              text={bookedHoursPerWeek.bookingModel.totalNotStartedOrQuit.toLocaleString(
+                "nb-No",
+                {
+                  maximumFractionDigits: 1,
+                  minimumFractionDigits: 0,
+                },
+              )}
+              colors="bg-absence/60 text-absence_darker border-absence_darker"
+              icon={<Calendar size="12" />}
+              variant={getInfopillVariantByColumnCount(columnCount)}
+            />
+          )}
         </div>
         <p
           className={`text-right ${
             isListElementVisible ? "normal-medium" : "normal"
           }`}
         >
-          {bookedHoursPerWeek.bookingModel.totalPlannedAbsences > 0 &&
-          checkIfNotStartedOrQuit(consultant, bookedHoursPerWeek, numWorkHours)
+          {checkIfNotStartedOrQuit(consultant, bookedHoursPerWeek, numWorkHours)
             ? "-"
             : bookedHoursPerWeek.bookingModel.totalBillable.toLocaleString(
                 "nb-No",
@@ -171,17 +191,11 @@ function checkIfNotStartedOrQuit(
   bookedHoursPerWeek: BookedHoursPerWeek,
   numWorkHours: number,
 ) {
-  const project = consultant.detailedBooking.find(
-    (b) => b.bookingDetails.projectName == "Ikke startet eller sluttet",
-  );
-  const hours = project?.hours.find(
-    (h) => h.week == bookedHoursPerWeek.sortableWeek,
-  );
-
-  if (!hours?.hours) return false;
+  const notStartedOrQuitHours =
+    bookedHoursPerWeek.bookingModel.totalNotStartedOrQuit;
 
   return (
-    hours?.hours ==
+    notStartedOrQuitHours ==
     numWorkHours - bookedHoursPerWeek.bookingModel.totalHolidayHours
   );
 }
diff --git a/frontend/src/components/Staffing/helpers/utils.tsx b/frontend/src/components/Staffing/helpers/utils.tsx
index a9c14aae..75499342 100644
--- a/frontend/src/components/Staffing/helpers/utils.tsx
+++ b/frontend/src/components/Staffing/helpers/utils.tsx
@@ -5,7 +5,14 @@ import {
   EngagementState,
 } from "@/api-types";
 import React, { ReactElement } from "react";
-import { Briefcase, Coffee, FileText, Moon, Sun } from "react-feather";
+import {
+  Briefcase,
+  Calendar,
+  Coffee,
+  FileText,
+  Moon,
+  Sun,
+} from "react-feather";
 import { InfoPillVariant } from "@/components/Staffing/InfoPill";
 
 export function getColorByStaffingType(type: BookingType): string {
@@ -20,6 +27,8 @@ export function getColorByStaffingType(type: BookingType): string {
       return "bg-absence";
     case BookingType.Available:
       return "bg-available";
+    case BookingType.NotStartedOrQuit:
+      return "bg-absence/60";
     default:
       return "";
   }
@@ -69,6 +78,8 @@ export function getIconByBookingType(
       return <Moon size={size} className="text-absence_darker" />;
     case BookingType.Available:
       return <Coffee size={size} className="text-available_darker" />;
+    case BookingType.NotStartedOrQuit:
+      return <Calendar size={size} className="text-absence_darker/70" />;
     default:
       return <></>;
   }
diff --git a/frontend/src/hooks/staffing/useConsultantsFilter.ts b/frontend/src/hooks/staffing/useConsultantsFilter.ts
index 7ee8d49b..e7062964 100644
--- a/frontend/src/hooks/staffing/useConsultantsFilter.ts
+++ b/frontend/src/hooks/staffing/useConsultantsFilter.ts
@@ -286,6 +286,7 @@ function setWeeklyInvoiceRate(
             numWorkHours -
             booking.bookingModel.totalHolidayHours -
             booking.bookingModel.totalExludableAbsence -
+            booking.bookingModel.totalNotStartedOrQuit -
             booking.bookingModel.totalVacationHours;
 
           totalAvailableWeekHours += consultantAvailableWeekHours;