diff --git a/desktop/src/features/channels/ui/ChannelPane.tsx b/desktop/src/features/channels/ui/ChannelPane.tsx
index fea8c48604..07479a2b3a 100644
--- a/desktop/src/features/channels/ui/ChannelPane.tsx
+++ b/desktop/src/features/channels/ui/ChannelPane.tsx
@@ -203,7 +203,7 @@ export const ChannelPane = React.memo(function ChannelPane({
   );
   const [isMainDeferredEditPending, setMainDeferredEditPending] = React.useState(false);
   const isMarketObserver = useMarketObserver(agentPubkeys, currentPubkey);
-  const { isMarketChannel, messageFooters: marketMessageFooters, messages: marketTimelineMessages } = useMarketChannelTimeline(messages);
+  const { isMarketChannel, messageFooters: marketMessageFooters, messages: marketTimelineMessages } = useMarketChannelTimeline(messages, profiles);
   const isNonMemberView =
     activeChannel !== null &&
     !activeChannel.isMember &&
@@ -369,7 +369,7 @@ export const ChannelPane = React.memo(function ChannelPane({
     onOpenMembers,
     onWelcomeAddAgent: onAddAgent ? handleWelcomeAddAgent : undefined,
   });
-  const channelIntro = isHuddleTranscript ? null : standardChannelIntro;
+  const channelIntro = isHuddleTranscript || isMarketChannel ? null : standardChannelIntro;
   const { mainTimelineEntries, recentMentions, visibleMessages } =
     useChannelPaneMessages({
       activeChannel,
diff --git a/desktop/src/features/market/lib/marketBidIdentity.test.mjs b/desktop/src/features/market/lib/marketBidIdentity.test.mjs
new file mode 100644
index 0000000000..57480b5c5b
--- /dev/null
+++ b/desktop/src/features/market/lib/marketBidIdentity.test.mjs
@@ -0,0 +1,32 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+
+import { resolveMarketBidIdentity } from "./marketBidIdentity.ts";
+
+const BIDDER = "a".repeat(64);
+const bid = { actorName: "Fizz envelope", bidderPubkey: BIDDER };
+
+test("market bids use the signed bidder's profile identity", () => {
+  assert.deepEqual(
+    resolveMarketBidIdentity(bid, {
+      [BIDDER]: {
+        avatarUrl: "https://relay.example/fizz.png",
+        displayName: "Fizz",
+        nip05Handle: null,
+        ownerPubkey: null,
+        isAgent: true,
+      },
+    }),
+    {
+      avatarUrl: "https://relay.example/fizz.png",
+      displayName: "Fizz",
+    },
+  );
+});
+
+test("market bids fall back to the signed envelope name without a profile", () => {
+  assert.deepEqual(resolveMarketBidIdentity(bid), {
+    avatarUrl: null,
+    displayName: "Fizz envelope",
+  });
+});
diff --git a/desktop/src/features/market/lib/marketBidIdentity.ts b/desktop/src/features/market/lib/marketBidIdentity.ts
new file mode 100644
index 0000000000..6fb0d75604
--- /dev/null
+++ b/desktop/src/features/market/lib/marketBidIdentity.ts
@@ -0,0 +1,14 @@
+import type { MarketBid } from "@/features/market/lib/marketProtocol";
+import type { UserProfileLookup } from "@/features/profile/lib/identity";
+import { normalizePubkey } from "@/shared/lib/pubkey";
+
+export function resolveMarketBidIdentity(
+  bid: Pick<MarketBid, "actorName" | "bidderPubkey">,
+  profiles?: UserProfileLookup,
+) {
+  const profile = profiles?.[normalizePubkey(bid.bidderPubkey)];
+  return {
+    avatarUrl: profile?.avatarUrl ?? null,
+    displayName: profile?.displayName?.trim() || bid.actorName,
+  };
+}
diff --git a/desktop/src/features/market/lib/useMarketChannelTimeline.tsx b/desktop/src/features/market/lib/useMarketChannelTimeline.tsx
index 8760bcfbaa..63fbae229e 100644
--- a/desktop/src/features/market/lib/useMarketChannelTimeline.tsx
+++ b/desktop/src/features/market/lib/useMarketChannelTimeline.tsx
@@ -8,8 +8,12 @@ import {
 } from "@/features/market/lib/marketTimeline";
 import { MarketChannelIntro } from "@/features/market/ui/MarketChannelIntro";
 import type { TimelineMessage } from "@/features/messages/types";
+import type { UserProfileLookup } from "@/features/profile/lib/identity";
 
-export function useMarketChannelTimeline(messages: TimelineMessage[]) {
+export function useMarketChannelTimeline(
+  messages: TimelineMessage[],
+  profiles?: UserProfileLookup,
+) {
   const projection = useMarketChannel();
   const timelineMessages = useMarketTimelineMessages(messages);
   const anchor = React.useMemo(
@@ -24,11 +28,12 @@ export function useMarketChannelTimeline(messages: TimelineMessage[]) {
               <MarketChannelIntro
                 anchorMessage={anchor}
                 bids={projection?.bids ?? []}
+                profiles={profiles}
               />
             ),
           }
         : undefined,
-    [anchor, projection?.bids],
+    [anchor, profiles, projection?.bids],
   );
 
   return {
diff --git a/desktop/src/features/market/ui/MarketChannelIntro.tsx b/desktop/src/features/market/ui/MarketChannelIntro.tsx
index cdaf52e35f..0c622e93dc 100644
--- a/desktop/src/features/market/ui/MarketChannelIntro.tsx
+++ b/desktop/src/features/market/ui/MarketChannelIntro.tsx
@@ -4,6 +4,7 @@ import { useAppNavigation } from "@/app/navigation/useAppNavigation";
 import { MessageCircle } from "lucide-react";
 
 import { useMarketChannel } from "@/features/market/lib/MarketChannelContext";
+import { resolveMarketBidIdentity } from "@/features/market/lib/marketBidIdentity";
 import type { MarketBid } from "@/features/market/lib/marketProtocol";
 import {
   isMarketProtocolMessage,
@@ -11,15 +12,18 @@ import {
 } from "@/features/market/lib/marketTimeline";
 import { MarketContractCard } from "@/features/market/ui/MarketContractCard";
 import type { TimelineMessage } from "@/features/messages/types";
+import type { UserProfileLookup } from "@/features/profile/lib/identity";
 import { Button } from "@/shared/ui/button";
 import { UserAvatar } from "@/shared/ui/UserAvatar";
 
 function BidList({
   bids,
   channelId,
+  profiles,
 }: {
   bids: MarketBid[];
   channelId: string;
+  profiles?: UserProfileLookup;
 }) {
   const { goChannel } = useAppNavigation();
   return (
@@ -34,46 +38,52 @@ function BidList({
         <p className="text-sm text-muted-foreground">No bids yet.</p>
       ) : (
         <div className="divide-y divide-border/60 overflow-hidden rounded-xl border border-border/70">
-          {bids.map((bid) => (
-            <div
-              className="flex items-center gap-3 px-3 py-2.5"
-              key={bid.eventId}
-            >
-              <UserAvatar
-                avatarUrl={null}
-                className="h-8 w-8 shrink-0 text-xs"
-                displayName={bid.actorName}
-                shape="squircle"
-                size="sm"
-              />
-              <div className="min-w-0 flex-1">
-                <div className="flex flex-wrap items-baseline gap-x-2">
-                  <span className="text-sm font-medium">{bid.actorName}</span>
-                  <span className="text-xs text-muted-foreground">
-                    {bid.amountSats != null
-                      ? `${bid.amountSats} sats per unit`
-                      : "Terms in thread"}
-                    {` · ${bid.quantity} ${bid.quantity === 1 ? "unit" : "units"}`}
-                  </span>
-                </div>
-                <p className="truncate text-sm text-muted-foreground">
-                  {bid.message}
-                </p>
-              </div>
-              <Button
-                aria-label={`Open negotiation with ${bid.actorName}`}
-                onClick={() => {
-                  void goChannel(channelId, { thread: bid.eventId });
-                }}
-                size="sm"
-                type="button"
-                variant="ghost"
+          {bids.map((bid) => {
+            const { avatarUrl, displayName } = resolveMarketBidIdentity(
+              bid,
+              profiles,
+            );
+            return (
+              <div
+                className="flex items-center gap-3 px-3 py-2.5"
+                key={bid.eventId}
               >
-                <MessageCircle className="mr-1.5 h-4 w-4" />
-                Thread
-              </Button>
-            </div>
-          ))}
+                <UserAvatar
+                  avatarUrl={avatarUrl}
+                  className="h-8 w-8 shrink-0 text-xs"
+                  displayName={displayName}
+                  shape="squircle"
+                  size="sm"
+                />
+                <div className="min-w-0 flex-1">
+                  <div className="flex flex-wrap items-baseline gap-x-2">
+                    <span className="text-sm font-medium">{displayName}</span>
+                    <span className="text-xs text-muted-foreground">
+                      {bid.amountSats != null
+                        ? `${bid.amountSats} sats per unit`
+                        : "Terms in thread"}
+                      {` · ${bid.quantity} ${bid.quantity === 1 ? "unit" : "units"}`}
+                    </span>
+                  </div>
+                  <p className="truncate text-sm text-muted-foreground">
+                    {bid.message}
+                  </p>
+                </div>
+                <Button
+                  aria-label={`Open negotiation with ${displayName}`}
+                  onClick={() => {
+                    void goChannel(channelId, { thread: bid.eventId });
+                  }}
+                  size="sm"
+                  type="button"
+                  variant="ghost"
+                >
+                  <MessageCircle className="mr-1.5 h-4 w-4" />
+                  Thread
+                </Button>
+              </div>
+            );
+          })}
         </div>
       )}
     </section>
@@ -83,9 +93,11 @@ function BidList({
 export function MarketChannelIntro({
   anchorMessage,
   bids,
+  profiles,
 }: {
   anchorMessage: Pick<TimelineMessage, "body" | "createdAt" | "id">;
   bids: MarketBid[];
+  profiles?: UserProfileLookup;
 }): React.ReactNode {
   const projection = useMarketChannel();
   if (!projection || isMarketProtocolMessage(anchorMessage)) return undefined;
@@ -93,7 +105,11 @@ export function MarketChannelIntro({
   return (
     <div className="mt-2">
       <MarketContractCard scenario={projection.scenario} />
-      <BidList bids={visibleBids} channelId={projection.channelId} />
+      <BidList
+        bids={visibleBids}
+        channelId={projection.channelId}
+        profiles={profiles}
+      />
     </div>
   );
 }