ECOL standard for experienced operators agreed
https://www.khl.com/international-cranes-and-specialized-transport/ecol-details-revealed/135909.article
ECOL pilot takes off
http://www.cranestodaymagazine.com/features/ecol-pilot-takes-off-6758237
Liebherr backs ECOL
https://www.khl.com/international-cranes-and-specialized-transport/ecol-gets-liebherr-backing/134821.article
https://www.heavyliftpfi.com/news/liebherr-to-join-ecol
Mammoet gets certified with ECOL
https://www.heavyliftpfi.com/news/mammoet-gets-certified-with-ecol/
https://www.pmvmiddleeast.com/people/training/71284-mammoet-becomes-first-in-europe-to-get-ecol-certification
ESTA searches for ECOL candidates
https://www.heavyliftpfi.com/news/esta-searches-for-ecol-candidates/
ECOL trials underway
https://www.khl.com/international-cranes-and-specialized-transport/more-ecol-trials/133902.article
ESTA establishes ECOL Foundation
https://www.heavyliftpfi.com/news/esta-establishes-ecol-foundation