diff --git a/src/Criteria.php b/src/Criteria.php
index eb49cbc6..782f1013 100644
--- a/src/Criteria.php
+++ b/src/Criteria.php
@@ -8,7 +8,9 @@
 use Doctrine\Common\Collections\Expr\Expression;
 use Doctrine\Deprecations\Deprecation;
 
+use function array_filter;
 use function array_map;
+use function array_merge;
 use function func_num_args;
 use function strtoupper;
 
@@ -54,6 +56,20 @@ public static function expr()
         return self::$expressionBuilder;
     }
 
+    /**
+     * Merges two Criteria together.
+     *
+     * @return self
+     */
+    public static function merge(Criteria $leftCriteria, Criteria $rightCriteria)
+    {
+        return self::create()
+            ->andWhere(self::expr()->andX(...array_filter([$leftCriteria->getWhereExpression(), $rightCriteria->getWhereExpression()])))
+            ->orderBy(array_merge($leftCriteria->getOrderings(), $rightCriteria->getOrderings()))
+            ->setFirstResult($rightCriteria->getFirstResult() ?? $leftCriteria->getFirstResult())
+            ->setMaxResults($rightCriteria->getMaxResults() ?? $leftCriteria->getFirstResult());
+    }
+
     /**
      * Construct a new Criteria.
      *