diff --git a/application/Espo/Core/Utils/DataCache.php b/application/Espo/Core/Utils/DataCache.php
index 851f2f8b1a..73e3515a8c 100644
--- a/application/Espo/Core/Utils/DataCache.php
+++ b/application/Espo/Core/Utils/DataCache.php
@@ -86,6 +86,16 @@ class DataCache
         }
     }
 
+    /**
+     * Removes in cache.
+     */
+    public function clear(string $key): void
+    {
+        $cacheFile = $this->getCacheFile($key);
+
+        $this->fileManager->removeFile($cacheFile);
+    }
+
     /**
      * @param mixed $data
      * @return bool
diff --git a/application/Espo/Core/Utils/EmailFilterManager.php b/application/Espo/Core/Utils/EmailFilterManager.php
index 422cd49de3..171451ae70 100644
--- a/application/Espo/Core/Utils/EmailFilterManager.php
+++ b/application/Espo/Core/Utils/EmailFilterManager.php
@@ -31,50 +31,135 @@ namespace Espo\Core\Utils;
 
 use Espo\Core\ORM\EntityManager;
 use Espo\Core\Mail\FiltersMatcher;
-
 use Espo\Entities\Email;
 use Espo\Entities\EmailFilter;
 use Espo\Entities\User;
 use Espo\ORM\Query\Part\Expression;
 use Espo\ORM\Query\Part\Order;
+use LogicException;
+use stdClass;
 
 /**
  * Looks for any matching Email Filter for a given email and user.
  */
 class EmailFilterManager
 {
-    /** @var array<string, iterable<EmailFilter>> */
+    /** @var array<string, EmailFilter[]> */
     private array $data = [];
+    private bool $useCache;
+
+    private const CACHE_KEY = 'emailFilters';
 
     public function __construct(
         private EntityManager $entityManager,
-        private FiltersMatcher $filtersMatcher
-    ) {}
+        private FiltersMatcher $filtersMatcher,
+        private DataCache $dataCache,
+        Config $config
+    ) {
+        $this->useCache = (bool) $config->get('useCache');
+    }
 
     public function getMatchingFilter(Email $email, string $userId): ?EmailFilter
     {
-        if (!array_key_exists($userId, $this->data)) {
-            $emailFilterList = $this->entityManager
-                ->getRDBRepository(EmailFilter::ENTITY_TYPE)
-                ->where([
-                    'parentId' => $userId,
-                    'parentType' => User::ENTITY_TYPE,
-                ])
-                ->order(
-                    Order::createByPositionInList(
-                        Expression::column('action'),
-                        [
-                            EmailFilter::ACTION_SKIP,
-                            EmailFilter::ACTION_MOVE_TO_FOLDER,
-                            EmailFilter::ACTION_NONE,
-                        ]
-                    )
-                )
-                ->find();
+        $filters = $this->get($userId);
 
-            $this->data[$userId] = $emailFilterList;
+        return $this->filtersMatcher->findMatch($email, $filters);
+    }
+
+    /**
+     * @return EmailFilter[]
+     */
+    private function get(string $userId): array
+    {
+        if (array_key_exists($userId, $this->data)) {
+            return $this->data[$userId];
         }
 
-        return $this->filtersMatcher->findMatch($email, $this->data[$userId]);
+        $cacheKey = $this->composeCacheKey($userId);
+
+        if ($this->useCache && $this->dataCache->has($cacheKey)) {
+            $this->data[$userId] = $this->loadFromCache($cacheKey);
+
+            return $this->data[$userId];
+        }
+
+        $this->data[$userId] = $this->fetch($userId);
+
+        if ($this->useCache) {
+            $this->storeToCache($userId);
+        }
+
+        return $this->data[$userId];
+    }
+
+    private function composeCacheKey(string $userId): string
+    {
+        return self::CACHE_KEY . '/' . $userId;
+    }
+
+    /**
+     * @return EmailFilter[]
+     */
+    private function fetch(string $userId): array
+    {
+        $collection = $this->entityManager
+            ->getRDBRepository(EmailFilter::ENTITY_TYPE)
+            ->where([
+                'parentId' => $userId,
+                'parentType' => User::ENTITY_TYPE,
+            ])
+            ->order(
+                Order::createByPositionInList(
+                    Expression::column('action'),
+                    [
+                        EmailFilter::ACTION_SKIP,
+                        EmailFilter::ACTION_MOVE_TO_FOLDER,
+                        EmailFilter::ACTION_NONE,
+                    ]
+                )
+            )
+            ->find();
+
+        return iterator_to_array($collection);
+    }
+
+    /**
+     * @return EmailFilter[]
+     */
+    private function loadFromCache(string $cacheKey): array
+    {
+        /** @var stdClass[] $dataList */
+        $dataList = $this->dataCache->get($cacheKey);
+
+        /** @var EmailFilter[] $list */
+        $list = [];
+
+        foreach ($dataList as $item) {
+            $entity = $this->entityManager->getNewEntity(EmailFilter::ENTITY_TYPE);
+
+            $entity->set($item);
+            $entity->setAsNotNew();
+
+            $list[] = $entity;
+        }
+
+        return $list;
+    }
+
+    private function storeToCache(string $userId): void
+    {
+        if (!array_key_exists($userId, $this->data)) {
+            throw new LogicException();
+        }
+
+        $dataList = [];
+
+        foreach ($this->data[$userId] as $entity) {
+            $dataList[] = $entity->getValueMap();
+        }
+
+        $cacheKey = $this->composeCacheKey($userId);
+
+        $this->dataCache->store($cacheKey, $dataList);
     }
 }
diff --git a/application/Espo/Hooks/EmailFilter/CacheClearing.php b/application/Espo/Hooks/EmailFilter/CacheClearing.php
new file mode 100644
index 0000000000..4d56b648cc
--- /dev/null
+++ b/application/Espo/Hooks/EmailFilter/CacheClearing.php
@@ -0,0 +1,82 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014-2023 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
+ * Website: https://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Hooks\EmailFilter;
+
+use Espo\Core\Hook\Hook\AfterRemove;
+use Espo\Core\Hook\Hook\AfterSave;
+use Espo\Core\Utils\DataCache;
+use Espo\Entities\EmailFilter;
+use Espo\Entities\User;
+use Espo\ORM\Entity;
+use Espo\ORM\Repository\Option\RemoveOptions;
+use Espo\ORM\Repository\Option\SaveOptions;
+
+/**
+ * @implements AfterSave<EmailFilter>
+ * @implements AfterRemove<EmailFilter>
+ */
+class CacheClearing implements AfterSave, AfterRemove
+{
+    private const CACHE_KEY = 'emailFilters';
+
+    public function __construct(private DataCache $dataCache) {}
+
+    /**
+     * @param EmailFilter $entity
+     */
+    public function afterSave(Entity $entity, SaveOptions $options): void
+    {
+        $this->processEntity($entity);
+    }
+
+    /**
+     * @param EmailFilter $entity
+     */
+    public function afterRemove(Entity $entity, RemoveOptions $options): void
+    {
+        $this->processEntity($entity);
+    }
+
+    private function processEntity(EmailFilter $entity): void
+    {
+        if ($entity->getParentType() !== User::ENTITY_TYPE || !$entity->getParentId()) {
+            return;
+        }
+
+        $cacheKey = $this->composeCacheKey($entity->getParentId());
+
+        $this->dataCache->clear($cacheKey);
+    }
+
+    private function composeCacheKey(string $userId): string
+    {
+        return self::CACHE_KEY . '/' . $userId;
+    }
+}