diff --git a/static/logo.svg b/static/logo.svg
new file mode 100644
index 0000000..3cb689c
--- /dev/null
+++ b/static/logo.svg
@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 27.8.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd" [
+	<!ENTITY ns_extend "http://ns.adobe.com/Extensibility/1.0/">
+	<!ENTITY ns_ai "http://ns.adobe.com/AdobeIllustrator/10.0/">
+	<!ENTITY ns_graphs "http://ns.adobe.com/Graphs/1.0/">
+	<!ENTITY ns_vars "http://ns.adobe.com/Variables/1.0/">
+	<!ENTITY ns_imrep "http://ns.adobe.com/ImageReplacement/1.0/">
+	<!ENTITY ns_sfw "http://ns.adobe.com/SaveForWeb/1.0/">
+	<!ENTITY ns_custom "http://ns.adobe.com/GenericCustomNamespace/1.0/">
+	<!ENTITY ns_adobe_xpath "http://ns.adobe.com/XPath/1.0/">
+]>
+<svg version="1.1" id="logo" xmlns:x="&ns_extend;" xmlns:i="&ns_ai;" xmlns:graph="&ns_graphs;"
+	 xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="299.5px" height="51.6px"
+	 viewBox="0 0 299.5 51.6" style="enable-background:new 0 0 299.5 51.6;" xml:space="preserve">
+<style type="text/css">
+	.st0{fill:#FFCC00;}
+	.st1{fill:#1FA138;}
+	.st2{fill:#C5CF10;}
+	.st3{fill:#EF7D00;}
+	.st4{fill:#1D1D1B;}
+</style>
+<metadata>
+	<sfw  xmlns="&ns_sfw;">
+		<slices></slices>
+		<sliceSourceBounds  bottomLeftOrigin="true" height="51.6" width="299.5" x="0" y="0"></sliceSourceBounds>
+	</sfw>
+</metadata>
+<polygon class="st0" points="0,27.9 0,51.3 23.4,51.3 23.4,43.8 7.5,43.8 7.5,27.9 "/>
+<polygon class="st1" points="0,0 0,23.4 7.5,23.4 7.5,7.5 23.4,7.5 23.4,0 "/>
+<polygon class="st2" points="28.5,0 28.5,7.5 44.4,7.5 44.4,23.4 51.9,23.4 51.9,0 "/>
+<polygon class="st3" points="48.1,40.7 35.7,28.4 30.3,33.8 48.1,51.6 65.8,33.8 60.4,28.4 "/>
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+</svg>
diff --git a/templates/base.html b/templates/base.html
index a5b6bfb..69f9813 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -12,9 +12,8 @@
 <body>
     <div class="d-flex">
         <nav class="sidebar bg-dark text-white d-flex flex-column">
-            <div class="p-3 border-bottom border-secondary">
-                <h5 class="mb-0"><i class="bi bi-lightbulb-fill text-warning"></i> Busylight</h5>
-                <small class="text-secondary">cynfo GmbH</small>
+            <div class="p-3 border-bottom border-secondary text-center">
+                <a href="/"><img src="/static/logo.svg" alt="cynfo" style="height: 32px; filter: brightness(0) invert(1);"></a>
             </div>
             <ul class="nav flex-column mt-2 flex-grow-1">
                 <li class="nav-item">
@@ -73,6 +72,9 @@
                         <a href="/login" class="text-light small"><i class="bi bi-box-arrow-in-right"></i> Anmelden</a>
                     {% endif %}
                 </div>
+                <div class="mt-2">
+                    <small class="text-secondary" style="font-size:0.65rem">&copy; cynfo GmbH</small>
+                </div>
             </div>
         </nav>
 
diff --git a/templates/login.html b/templates/login.html
index 5a4f6eb..06cfbee 100644
--- a/templates/login.html
+++ b/templates/login.html
@@ -14,9 +14,8 @@
                 <div class="card shadow-sm">
                     <div class="card-body p-4">
                         <div class="text-center mb-4">
-                            <i class="bi bi-lightbulb-fill text-warning display-4"></i>
-                            <h4 class="mt-2">Busylight</h4>
-                            <small class="text-muted">cynfo GmbH</small>
+                            <img src="/static/logo.svg" alt="cynfo" style="height: 40px;" class="mb-2">
+                            <h5>Busylight</h5>
                         </div>
 
                         {% if error %}