diff --git a/client-side/googleMapAPI.js b/client-side/googleMapAPI.js
index 972a766..9131936 100644
--- a/client-side/googleMapAPI.js
+++ b/client-side/googleMapAPI.js
@@ -177,7 +177,8 @@ GoogleMap.prototype = {
 			marker = new google.maps.Marker({
 				position: position,
 				map: base.map,
-				title: (("title" in markers[i]) ? markers[i]['title'] : null)
+				title: (("title" in markers[i]) ? markers[i]['title'] : null),
+				customField: (("customField" in markers[i]) ? markers[i]['customField'] : null)
 			});
 
 			marker.setAnimation(base.doAdmination(item));
diff --git a/composer.json b/composer.json
index 5667933..398ad32 100644
--- a/composer.json
+++ b/composer.json
@@ -1,5 +1,5 @@
 {
-	"name": "olicek/google-map-api",
+	"name": "argonisius/google-map-api",
 	"type": "library",
 	"description": "Tool for paste google map to the page with markers",
 	"keywords": ["google","maps", "nette"],
@@ -25,4 +25,4 @@
 			"Oli\\GoogleAPI\\": "src"
 		}
 	}
-}
\ No newline at end of file
+}
diff --git a/docs/en/markers.md b/docs/en/markers.md
index cb1de66..463455c 100644
--- a/docs/en/markers.md
+++ b/docs/en/markers.md
@@ -73,6 +73,14 @@ Set [message](https://developers.google.com/maps/documentation/javascript/exampl
 
 > Message can contains HTML tags
 
+### setCustomField()
+
+```
+$markers->setCustomField($customField);
+```
+
+Set array of custom properties, which are accessible via JavaScript on `google.maps.Marker` object.
+
 ### isMarkerClusterer()
 
 ```
diff --git a/src/Markers.php b/src/Markers.php
index aa3f0b8..a08b06e 100644
--- a/src/Markers.php
+++ b/src/Markers.php
@@ -134,6 +134,28 @@ public function setMessage($message, $autoOpen = false)
 		return $this;
 	}
 
+	/**
+	 * @param array $customField
+	 * @return $this
+	 * @throws LogicException
+	 * @throws InvalidArgumentException
+	 */
+	public function setCustomField($customField)
+	{
+		if (!count($this->markers))
+		{
+			throw new LogicException("setCustomField must be called after addMarker()");
+		}
+		if (!is_array($customField))
+		{
+			throw new InvalidArgumentException("customField must be array, $customField (".gettype($customField).") was given");
+		}
+		end($this->markers);         // move the internal pointer to the end of the array
+		$key = key($this->markers);
+		$this->markers[$key]['customField'] = $customField;
+		return $this;
+	}
+
 
 	/**
 	 * @param bool $cluster