2005: January, the E2S3 (European Energy Saving Solution System) is born, its mission technological innovation seen as a trigger for the improvement of quality of life and for reducing consumption.

2005: February, the VARME KILDEN® thermo-radiant heater sees the light, which allows savings of 30% on heating.

2010: June, the exploitation rights of the patent and know-how of VARME KILDEN are sold to DL Radiators, a company of the De' Longhi group.

2011: January, E2S3 transforms into a 360° consultancy company and the acronym E2S3 changes meaning and becomes Elementary & Efficient Smart Sales Solutions.

2014: March, E2S3 reacquires the rights to VARME KILDEN from DL Radiators, and starts again with production in Italy.

2015: January, E2S3 begins negotiations to export its technology to China for the Chinese market.

2015: September, E2S3 acquires shares of Dalian Jiuding Equipment Manufacturing Co.,Ltd, a company of the People's Republic of China, for the production and sale of VARME KILDEN in China.

2016: May, E2S3 opens an office for the development of China/Europe/China B2B projects in Dalian (China).

2017: May, E2S3 becomes a partner of Green Source Tech Co.,Ltd, Zhenjang company that deals with trading, from China to the rest of the world, of products intended for the hydraulics sector.

2020: January, E2S3 opens a consultancy and marketing office for Eastern European countries in Poland.

2020: September, E2S3 begins consultancy with Yanghuo Group Hong Kong Co, Ltd, for the search for Italian suppliers of cosmetics and food supplements.

2020: October, E2S3 starts consulting with Baoding Baigou Tianshangxing Bag Leather Goods Co., Ltd, one of China's largest leather goods manufacturing companies Suitcases, Trolleys, Bags and Backpacks, for the search for commercial outlets in Europe.

2021: Despite the pandemic, E2S3 continues to study new projects because we "NEVER GIVE UP".

2023: January 2023, E2S3 starts consulting with Liaoning Xinhongding Magnesium Building Materials Co., Ltd., a large company in prefabricated fireproof wall industry, for the creation of marketing created for the European market.

2024 ....... the story continues