diff --git a/.gitignore b/.gitignore
index 68107d3..a429cf2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@ dist
 *.shp
 layers/dot-cams/*/data/states.js
 layers/survey-markers/states.js
+layers/tjx/data/chains.js
diff --git a/layers/index.js b/layers/index.js
index 025c744..411b74e 100644
--- a/layers/index.js
+++ b/layers/index.js
@@ -18,6 +18,7 @@ import state_land from './state-land/index.js';
 import trips from './trips/index.js';
 import dot_cams from './dot-cams/index.js';
 import survey_markers from './survey-markers/index.js';
+import tjx from './tjx/index.js';
 
 const layerCategories = [
     { // Base maps
@@ -99,6 +100,7 @@ const layerCategories = [
     state_land,
     cellular,
     light_pollution,
+    tjx,
 ];
 
 export default layerCategories;
diff --git a/layers/tjx/get_data.py b/layers/tjx/get_data.py
new file mode 100755
index 0000000..0f95abd
--- /dev/null
+++ b/layers/tjx/get_data.py
@@ -0,0 +1,82 @@
+#!/usr/bin/python
+
+# Turns out alltheplaces has done all the hard work here; we can use their
+# (CC0-licensed) data rather than trying to replicate the scraper ourselves.
+#
+# Unfortunately, many of the stores' individual location searches, including the
+# parent TJX's list at https://www.tjx.com/stores, don't provide a list of
+# stores, and only a search result. Some do, e.g. Sierra, with a chunk of
+# javascript containing a list of JS objects, but this isn't consistent across
+# stores, and I'm too lazy to reimplement something for every store. So, instead
+# we take advantage of the hard work of those who have gone before us!
+
+import requests
+import json
+
+data = requests.get('https://alltheplaces-data.openaddresses.io/runs/2024-04-20-13-31-46/output/tjx.geojson')
+
+chains = {}
+
+for store in data.json()['features']:
+    # store = {
+    #     "type": "Feature",
+    #     "id": "iaLJnlhrRR8daHXO0SGtTHQ2aYM=",
+    #     "properties": {
+    #         "ref": "93743",
+    #         "@spider": "tjx",
+    #         "shop": "department_store",
+    #         "addr:full": "655 Sydney Ave",
+    #         "addr:city": "Windsor",
+    #         "addr:state": "ON",
+    #         "addr:postcode": "N8X 5C4",
+    #         "addr:country": "CA",
+    #         "name": "Windsor",
+    #         "phone": "+1 519-250-0494",
+    #         "opening_hours": "Mo-Fr 09:30-21:00; Sa 09:00-21:00; Su 10:00-18:00",
+    #         "brand": "Marshalls",
+    #         "brand:wikidata": "Q15903261",
+    #         "nsi_id": "marshalls-53f9e5"
+    #     },
+    #     "geometry": {
+    #         "type": "Point",
+    #         "coordinates": [
+    #             -82.9981994628906,
+    #             42.2717170715332
+    #         ]
+    #     }
+    # },
+    if not store['properties']['brand'] in chains:
+        chains[store['properties']['brand']] = []
+    chains[store['properties']['brand']].append({
+        "type": "Feature",
+        "geometry": store['geometry'],
+        "properties": {
+            "name": store['properties']['name'],
+            "addr": store['properties']['addr:full'],
+            "city": store['properties']['addr:city'],
+            "state": store['properties']['addr:state'],
+            "postcode": store['properties']['addr:postcode'],
+            "country": store['properties']['addr:country'],
+        },
+    })
+
+safe_name = lambda s: ''.join([c.lower() for c in s if c.isalpha()])
+
+for chain, features in chains.items():
+    geojson = {
+        "type": "FeatureCollection",
+        "features": features,
+    }
+
+    with open(f"data/{safe_name(chain)}.geojson", "w") as f:
+        f.write(json.dumps(geojson))
+
+    print(f"{len(features)} {chain} locations found")
+
+with open('data/chains.js', 'w') as f:
+    for chain in chains:
+        f.write(f"import {safe_name(chain)} from './{safe_name(chain)}.geojson?url';\n")
+    f.write('\nexport default {\n')
+    for chain in chains:
+        f.write(f"    \"{chain}\": {safe_name(chain)},\n")
+    f.write("};\n")
diff --git a/layers/tjx/index.js b/layers/tjx/index.js
new file mode 100644
index 0000000..ee122ab
--- /dev/null
+++ b/layers/tjx/index.js
@@ -0,0 +1,39 @@
+import VectorLayer from 'ol/layer/Vector';
+import {Vector as VectorSource} from 'ol/source.js';
+import GeoJSON from 'ol/format/GeoJSON.js';
+
+import {Style} from 'ol/style.js';
+import Icon from 'ol/style/Icon.js';
+
+import pin from './pin.svg?url';
+import data from './data/chains.js';
+
+const chains = {
+    name: "TJX brands",
+    details: `<a href="https://en.wikipedia.org/wiki/TJX_Companies">https://en.wikipedia.org/wiki/TJX_Companies</a>`,
+    layers: [],
+};
+
+for (let [chain, url] of Object.entries(data)) {
+    const vectorLayer = new VectorLayer({
+        source: new VectorSource({
+            url: url,
+            format: new GeoJSON,
+        }),
+        style: new Style({
+            image: new Icon({
+                anchor: [0.5, 1],
+                src: pin,
+            }),
+        }),
+    });
+
+    chains.layers.push({
+        name: chain,
+        layer: vectorLayer,
+    });
+}
+
+chains.layers.sort((a, b) => a.name > b.name ? 1 : -1); // Names are always unique
+
+export default chains;
diff --git a/layers/tjx/pin.svg b/layers/tjx/pin.svg
new file mode 100644
index 0000000..36dca6a
--- /dev/null
+++ b/layers/tjx/pin.svg
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   viewBox="0 0 384 512"
+   width="40px"
+   height="30px"
+   version="1.1"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <!--! Font Awesome Pro 6.0.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license (Commercial License) Copyright 2022 Fonticons, Inc. -->
+  <path
+     d="m 384,192 c 0,87.4 -117,243 -168.3,307.2 -12.3,15.3 -35.1,15.3 -47.4,0 C 116.1,435 0,279.4 0,192 0,85.96 85.96,0 192,0 245.96029,0 294.73775,22.275796 329.62577,58.136607 363.27205,92.721042 384,139.94065 384,192 Z"
+     style="fill:#000;fill-opacity:1" />
+</svg>