diff --git a/CHANGELOG.md b/CHANGELOG.md
index e7781b7c..cdfcc305 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 ### Draft
 
+-   fix: bctheme-1145 Enable using of external lib nested into organization for templates ([954](https://github.com/bigcommerce/stencil-cli/pull/954))
+
 ### 5.0.1 (2022-13-07)
 
 -   feat: paypal-1514 add sort type to schema ([960](https://github.com/bigcommerce/stencil-cli/pull/960))
diff --git a/lib/stencil-bundle.js b/lib/stencil-bundle.js
index c1417dc9..ad08c3d0 100644
--- a/lib/stencil-bundle.js
+++ b/lib/stencil-bundle.js
@@ -163,12 +163,20 @@ class Bundle {
      */
     async _getExternalLibs(templatePath) {
         const content = await fs.promises.readFile(templatePath, { encoding: 'utf-8' });
-        const externalPathRegex = /{{2}>\s*(external)[^{]*?}{2}/g;
+        const externalPathRegex = /{{2}>\s*(['"]external)[^{]*?}{2}/g;
         const externalTemplatesImports = content.match(externalPathRegex);
 
         if (!externalTemplatesImports) return [];
 
-        return externalTemplatesImports.map((templateImport) => templateImport.split('/')[1]);
+        return externalTemplatesImports.map((templateImport) => {
+            const [, importPath] = templateAssembler.partialRegex.exec(templateImport);
+
+            templateAssembler.partialRegex.lastIndex = 0;
+
+            return importPath
+                .split('/templates/')[0]
+                .slice(templateAssembler.packageMarker.length + 1);
+        });
     }
 
     async assembleTemplatesTask(callback) {
diff --git a/lib/stencil-bundle.spec.js b/lib/stencil-bundle.spec.js
index c56bfa17..f8b033e5 100644
--- a/lib/stencil-bundle.spec.js
+++ b/lib/stencil-bundle.spec.js
@@ -142,4 +142,28 @@ describe('Stencil Bundle', () => {
 
         expect(fs.writeFile).toHaveBeenCalledTimes(0);
     });
+
+    it('should return array with external library names', async () => {
+        const componentPathA = path.resolve(
+            process.cwd(),
+            'test/_mocks/themes/component-with-external-template/a.html',
+        );
+        const componentPathB = path.resolve(
+            process.cwd(),
+            'test/_mocks/themes/component-with-external-template/b.html',
+        );
+        const externalLib = 'theme-ui-components';
+        const scopedExternalLib = '@bigcommerce/theme-ui-components';
+        let mockLib;
+
+        // eslint-disable-next-line no-underscore-dangle
+        mockLib = await bundle._getExternalLibs(componentPathB);
+
+        expect(mockLib).toContain(externalLib);
+
+        // eslint-disable-next-line no-underscore-dangle
+        mockLib = await bundle._getExternalLibs(componentPathA);
+
+        expect(mockLib).toContain(scopedExternalLib);
+    });
 });
diff --git a/lib/template-assembler.js b/lib/template-assembler.js
index 626c96ec..1681febb 100644
--- a/lib/template-assembler.js
+++ b/lib/template-assembler.js
@@ -4,9 +4,10 @@ const fs = require('graceful-fs');
 const path = require('path');
 const upath = require('upath');
 
-const partialRegex = /\{\{>\s*([_|\-|a-zA-Z0-9/]+)[^{]*?}}/g;
+const partialRegex = /\{\{>\s*([_|\-|a-zA-Z0-9@'"/]+)[^{]*?}}/g;
 const dynamicComponentRegex = /\{\{\s*?dynamicComponent\s*(?:'|")([_|\-|a-zA-Z0-9/]+)(?:'|").*?}}/g;
 const includeRegex = /{{2}>\s*([_|\-|a-zA-Z0-9/]+)[^{]*?}{2}/g;
+const pathStringRegex = /^["'].+["']$/;
 const packageMarker = 'external/';
 
 /**
@@ -28,6 +29,12 @@ const replacePartialNames = (content, partialRoute) => {
         (__, partialName) => `{{> ${defineBaseRoute(partialRoute)}/${partialName} }}`,
     );
 };
+const trimPartial = (partial) => {
+    if (pathStringRegex.test(partial)) {
+        return partial.slice(1, -1);
+    }
+    return partial;
+};
 
 /**
  * Takes a templates folder and template name. It returns simple path for custom template if it's available
@@ -127,7 +134,8 @@ function getTemplatePaths(templatesFolder, templates, options, callback) {
         return callback(null, templatePaths);
     });
 
-    function resolvePartials(templateName, cb2) {
+    function resolvePartials(t, cb2) {
+        const templateName = trimPartial(t);
         const templatePath = getCustomPath(templatesFolder, templateName);
 
         fs.readFile(templatePath, { encoding: 'utf-8' }, (err, content) => {
@@ -253,6 +261,7 @@ function getTemplateContentSync(templatesFolder, templateFile) {
 }
 
 module.exports = {
+    packageMarker,
     partialRegex,
     dynamicComponentRegex,
     assemble,
diff --git a/test/_mocks/themes/component-with-external-template/a.html b/test/_mocks/themes/component-with-external-template/a.html
new file mode 100644
index 00000000..020dc7ee
--- /dev/null
+++ b/test/_mocks/themes/component-with-external-template/a.html
@@ -0,0 +1,3 @@
+a
+
+{{> "external/@bigcommerce/theme-ui-components/templates/button"}}
diff --git a/test/_mocks/themes/component-with-external-template/b.html b/test/_mocks/themes/component-with-external-template/b.html
new file mode 100644
index 00000000..824706d8
--- /dev/null
+++ b/test/_mocks/themes/component-with-external-template/b.html
@@ -0,0 +1,3 @@
+b
+
+{{> "external/theme-ui-components/templates/button"}}