diff --git a/apps/fabro-web/app/components/run-summary-panel.tsx b/apps/fabro-web/app/components/run-summary-panel.tsx
index 21e2bc3e1..5d9c78ce4 100644
--- a/apps/fabro-web/app/components/run-summary-panel.tsx
+++ b/apps/fabro-web/app/components/run-summary-panel.tsx
@@ -1,14 +1,5 @@
 import type { ReactNode } from "react";
-import {
-  BoltIcon,
-  ChatBubbleLeftEllipsisIcon,
-  Cog6ToothIcon,
-  CpuChipIcon,
-  QuestionMarkCircleIcon,
-  ServerIcon,
-} from "@heroicons/react/20/solid";
 import type {
-  Principal,
   Run,
   SandboxResources,
   SandboxState,
@@ -20,6 +11,7 @@ import {
   formatCpuCores,
   formatUsdMicros,
 } from "../lib/format";
+import { principalDisplay } from "../lib/principal-display";
 import { useRun, useRunArtifacts, useRunSandboxDetails } from "../lib/queries";
 import { SANDBOX_STATE_DISPLAY } from "../lib/sandbox-state";
 import { Tooltip } from "./ui";
@@ -53,62 +45,6 @@ function Cell({ label, children }: { label: string; children: ReactNode }) {
   );
 }
 
-interface CreatedByDisplay {
-  glyph: ReactNode;
-  label: string;
-}
-
-function principalGlyph(icon: ReactNode) {
-  return (
-    <span className="grid size-5 place-items-center rounded-full bg-teal-500/20 text-teal-500">
-      {icon}
-    </span>
-  );
-}
-
-function createdByDisplay(actor: Principal): CreatedByDisplay {
-  switch (actor.kind) {
-    case "user": {
-      let glyph: ReactNode;
-      if (actor.avatar_url) {
-        glyph = (
-          <img
-            alt=""
-            src={actor.avatar_url}
-            className="size-5 rounded-full outline -outline-offset-1 outline-line-strong"
-          />
-        );
-      } else {
-        const initial = actor.login.charAt(0).toUpperCase() || "?";
-        glyph = (
-          <span className="grid size-5 place-items-center rounded-full bg-teal-500/20 font-mono text-[10px] font-medium text-teal-500">
-            {initial}
-          </span>
-        );
-      }
-      return { glyph, label: actor.login };
-    }
-    case "agent":
-      return { glyph: principalGlyph(<CpuChipIcon className="size-3" />), label: "agent" };
-    case "system":
-      return { glyph: principalGlyph(<Cog6ToothIcon className="size-3" />), label: "system" };
-    case "slack":
-      return {
-        glyph: principalGlyph(<ChatBubbleLeftEllipsisIcon className="size-3" />),
-        label: "slack",
-      };
-    case "webhook":
-      return { glyph: principalGlyph(<BoltIcon className="size-3" />), label: "webhook" };
-    case "worker":
-      return { glyph: principalGlyph(<ServerIcon className="size-3" />), label: "worker" };
-    case "anonymous":
-      return {
-        glyph: principalGlyph(<QuestionMarkCircleIcon className="size-3" />),
-        label: "anonymous",
-      };
-  }
-}
-
 export interface RunSummaryPanelViewProps {
   run:                Run | null;
   runLoading:         boolean;
@@ -156,7 +92,7 @@ export function RunSummaryPanelView({
   artifactsCount,
   artifactsLoading,
 }: RunSummaryPanelViewProps) {
-  const created = run?.created_by ? createdByDisplay(run.created_by) : null;
+  const created = run?.created_by ? principalDisplay(run.created_by) : null;
   const diff = run?.diff ?? null;
   const cost = formatUsdMicros(run?.billing?.total_usd_micros);
 
diff --git a/apps/fabro-web/app/components/runs-list/run-table-row.tsx b/apps/fabro-web/app/components/runs-list/run-table-row.tsx
index d1b328178..ca521fb92 100644
--- a/apps/fabro-web/app/components/runs-list/run-table-row.tsx
+++ b/apps/fabro-web/app/components/runs-list/run-table-row.tsx
@@ -3,9 +3,11 @@ import { Link } from "react-router";
 import { ciConfig, columnStatusDisplay, deriveCiStatus } from "../../data/runs";
 import type { RunWithStatus } from "../../data/runs";
 import { formatRelativeTime } from "../../lib/format";
+import { principalDisplay } from "../../lib/principal-display";
 import { InlineMarkdown } from "../inline-markdown";
 import { PullRequestChip } from "../pull-request-chip";
 import { SizeChip } from "../size-chip";
+import { Tooltip } from "../ui";
 import { RowActionsMenu } from "./row-actions-menu";
 import { SelectionCheckbox } from "./selection-checkbox";
 import type { ToggleableColumn } from "./toggleable-column";
@@ -50,6 +52,18 @@ export function RunTableRow({
           <span className={`font-mono text-xs ${statusDisplay.text}`}>{run.statusLabel}</span>
         </span>
       </td>
+      {show("created_by") && (
+        <td className="relative z-10 w-8 whitespace-nowrap px-3 py-2.5">
+          {run.createdBy && (() => {
+            const display = principalDisplay(run.createdBy);
+            return (
+              <Tooltip label={display.label}>
+                <span aria-label={`Created by ${display.label}`}>{display.glyph}</span>
+              </Tooltip>
+            );
+          })()}
+        </td>
+      )}
       {show("repo") && (
         <td className="whitespace-nowrap px-3 py-2.5 font-mono text-xs font-medium text-teal-500">
           {run.repo}
diff --git a/apps/fabro-web/app/components/runs-list/runs-list-view.tsx b/apps/fabro-web/app/components/runs-list/runs-list-view.tsx
index b15e216e4..8c6fe1428 100644
--- a/apps/fabro-web/app/components/runs-list/runs-list-view.tsx
+++ b/apps/fabro-web/app/components/runs-list/runs-list-view.tsx
@@ -152,6 +152,11 @@ export function RunsListView({
                   />
                 </th>
                 <SortHeader label="Status" sortKey="status" activeSort={sort} direction={direction} onClick={onSortClick} />
+                {show("created_by") && (
+                  <th scope="col" className="w-8 whitespace-nowrap px-3 py-2.5 font-medium">
+                    By
+                  </th>
+                )}
                 {show("repo") && (
                   <SortHeader label="Repo" sortKey="repo" activeSort={sort} direction={direction} onClick={onSortClick} />
                 )}
diff --git a/apps/fabro-web/app/components/runs-list/toggleable-column.ts b/apps/fabro-web/app/components/runs-list/toggleable-column.ts
index 80d0adf12..4d4b4fa77 100644
--- a/apps/fabro-web/app/components/runs-list/toggleable-column.ts
+++ b/apps/fabro-web/app/components/runs-list/toggleable-column.ts
@@ -1,4 +1,5 @@
 export const TOGGLEABLE_COLUMNS = [
+  "created_by",
   "repo",
   "workflow",
   "created",
@@ -14,14 +15,15 @@ const TOGGLEABLE_COLUMN_SET = new Set<string>(TOGGLEABLE_COLUMNS);
 export type ToggleableColumn = (typeof TOGGLEABLE_COLUMNS)[number];
 
 export const toggleableColumnLabels: Record<ToggleableColumn, string> = {
-  repo:     "Repo",
-  workflow: "Workflow",
-  created:  "Created",
-  updated:  "Updated",
-  elapsed:  "Elapsed",
-  size:     "Size",
-  changes:  "Changes",
-  pr:       "PR",
+  repo:       "Repo",
+  workflow:   "Workflow",
+  created_by: "Created by",
+  created:    "Created",
+  updated:    "Updated",
+  elapsed:    "Elapsed",
+  size:       "Size",
+  changes:    "Changes",
+  pr:         "PR",
 };
 
 export function parseHiddenColumns(raw: string | null): Set<ToggleableColumn> {
diff --git a/apps/fabro-web/app/data/runs.ts b/apps/fabro-web/app/data/runs.ts
index 1ddcb14a1..f820b24c1 100644
--- a/apps/fabro-web/app/data/runs.ts
+++ b/apps/fabro-web/app/data/runs.ts
@@ -1,6 +1,7 @@
 import { formatDurationMs } from "../lib/format";
 import {
   BoardColumn,
+  type Principal,
   type Run,
   type RunSize,
   type RunStatus as ApiRunStatus,
@@ -39,6 +40,7 @@ export interface RunItem {
   sandboxWorkingDirectory?: string;
   sourceDirectory?: string;
   createdAt?: string;
+  createdBy?: Principal | null;
   lastEventAt?: string;
   size?: RunSize;
 }
@@ -108,6 +110,7 @@ export function mapRunListItem(item: Run): RunItem {
     sandboxWorkingDirectory: runtime?.working_directory ?? undefined,
     sourceDirectory: item.source_directory ?? undefined,
     createdAt: item.timestamps.created_at,
+    createdBy: item.created_by,
     lastEventAt: item.timestamps.last_event_at ?? undefined,
     additions: item.diff?.additions,
     deletions: item.diff?.deletions,
diff --git a/apps/fabro-web/app/lib/principal-display.tsx b/apps/fabro-web/app/lib/principal-display.tsx
new file mode 100644
index 000000000..fa9d4ec16
--- /dev/null
+++ b/apps/fabro-web/app/lib/principal-display.tsx
@@ -0,0 +1,66 @@
+import type { ReactNode } from "react";
+import {
+  BoltIcon,
+  ChatBubbleLeftEllipsisIcon,
+  Cog6ToothIcon,
+  CpuChipIcon,
+  QuestionMarkCircleIcon,
+  ServerIcon,
+} from "@heroicons/react/20/solid";
+import type { Principal } from "@qltysh/fabro-api-client";
+
+export interface PrincipalDisplay {
+  glyph: ReactNode;
+  label: string;
+}
+
+function principalIconGlyph(icon: ReactNode) {
+  return (
+    <span className="grid size-5 place-items-center rounded-full bg-teal-500/20 text-teal-500">
+      {icon}
+    </span>
+  );
+}
+
+export function principalDisplay(actor: Principal): PrincipalDisplay {
+  switch (actor.kind) {
+    case "user": {
+      let glyph: ReactNode;
+      if (actor.avatar_url) {
+        glyph = (
+          <img
+            alt=""
+            src={actor.avatar_url}
+            className="size-5 rounded-full outline -outline-offset-1 outline-line-strong"
+          />
+        );
+      } else {
+        const initial = actor.login.charAt(0).toUpperCase() || "?";
+        glyph = (
+          <span className="grid size-5 place-items-center rounded-full bg-teal-500/20 font-mono text-[10px] font-medium text-teal-500">
+            {initial}
+          </span>
+        );
+      }
+      return { glyph, label: actor.login };
+    }
+    case "agent":
+      return { glyph: principalIconGlyph(<CpuChipIcon className="size-3" />), label: "agent" };
+    case "system":
+      return { glyph: principalIconGlyph(<Cog6ToothIcon className="size-3" />), label: "system" };
+    case "slack":
+      return {
+        glyph: principalIconGlyph(<ChatBubbleLeftEllipsisIcon className="size-3" />),
+        label: "slack",
+      };
+    case "webhook":
+      return { glyph: principalIconGlyph(<BoltIcon className="size-3" />), label: "webhook" };
+    case "worker":
+      return { glyph: principalIconGlyph(<ServerIcon className="size-3" />), label: "worker" };
+    case "anonymous":
+      return {
+        glyph: principalIconGlyph(<QuestionMarkCircleIcon className="size-3" />),
+        label: "anonymous",
+      };
+  }
+}