| Conference | Deadline | Date | Country |
| 1.9th International Conference on Electrical Engineering and Green Energy (CEEGE 2026) | 2026-04-01 | 2026-05-08 | China |
| 2.2026 IEEE 8th International Conference on Software Engineering and Computer Science (CSECS 2026) | 2026-04-01 | 2026-04-17 | China |
| 3.53rd HELSINKI World Congress on Advances in Science, Engineering & Technology (HWASET-26) scheduled on April 27-29, 2026 Helsinki (Finland) | 2026-04-01 | 2026-04-27 | Finland |
| 4.49th HELSINKI International Conference on “Chemical, Biological & Environmental Engineering” (HCBEE-26) scheduled on April 27-29, 2026 Helsinki (Finland) | 2026-04-01 | 2026-04-27 | Finland |
| 5.35th HELSINKI World Congress on Mining, Material and Metallurgical Engineering (WCM3E-26) scheduled on April 27-29, 2026 Helsinki (Finland) | 2026-04-01 | 2026-04-27 | Finland |
| 6.39th ISTANBUL World Congress on Advances in Science, Engineering & Technology (WASET-26) scheduled on April 29-May 1, 2026 Istanbul (Türkiye) | 2026-04-01 | 2026-04-29 | Turkey |
| 7.50th ISTANBUL International Conference on Green Technologies & Sustainable Engineering (IGTSE-26) scheduled on April 29-May 1, 2026 Istanbul (Türkiye) | 2026-04-01 | 2026-04-29 | Turkey |
| 8.37th ISTANBUL International Conference on Advances in Civil & Architectural Engineering (IACAE-26) April 29-May 1, 2026 Istanbul (Türkiye) | 2026-04-01 | 2026-04-29 | Turkey |
| 9.24th BARCELONA World Conference on Advances in Electrical, Electronics, and Computing Systems (AE2CS-26) scheduled on April 20-22, 2026 Barcelona (Spain) | 2026-04-01 | 2026-04-20 | Spain |
| 10.24th BARCELONA World Conference on Advances in Electrical, Electronics, and Computing Systems (AE2CS-26) April 20-22, 2026 Barcelona (Spain) | 2026-04-01 | 2026-04-20 | Spain |
| 11.40th BARCELONA World Congress on Science, Engineering & Technology (NCPDT-26) | 2026-04-01 | 2026-04-20 | Spain |
| 12.68th BARCELONA World Congress on Green Chemical Engineering, Energy & Environmental Sustainability (GCE2S-26) | 2026-04-01 | 2026-04-20 | Spain |
| 13.5th MANILA International Conference on Chemical, Biological & Environmental Engineering (MCBEE-26) scheduled on March 30-April 1, 2026 Manila (Philippines) | 2026-03-30 | 2026-03-30 | Philippines |
| 14.5th MANILA International Conference on Green Technologies & Sustainable Engineering (MGTSE-26) March 30-April 1, 2026 Manila (Philippines) | 2026-03-30 | 2026-03-30 | Philippines |
| 15.The 8th International Conference on Blockchain, Artificial Intelligence, and Trustworthy Systems (BlockSys'2026) | 2026-03-30 | 2026-07-29 | China |
| 16.6th CEBU International Congress on Green Chemical Engineering, Energy & Environmental Sustainability (GCE3S-26) scheduled on March 26-28, 2026 Cebu (Philippines) | 2026-03-26 | 2026-03-30 | Philippines |
| 17.8th International Conference on Clean Energy and Electrical Systems(CEES 2026) | 2026-03-20 | 2026-04-28 | Japan |
| 18.5th International Conference on Computer Engineering, Technologies and Applications (CETA 2026) | 2026-03-20 | 2026-04-27 | Turkey |
| 19.13th International Conference on Electrical and Electronics Engineering(ICEEE 2026) | 2026-03-20 | 2026-04-27 | Turkey |
| 20.IEEE 2026 2nd International Conference on Energy Systems and Electrical Engineering (ESEE 2026) | 2026-03-20 | 2026-03-27 | China |
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