The idea of a pillar-shaped "I" letter (or other letters) seems nice. I'd rather discard the use of atom-related drawings (#4), it's much better to focus on clean energy. Thanks for your proposals.
Dear Insan, I am the CEO of the company, and we are close to the final selection. Can you provide some colour variations/couplings of your logos 53 and 5, including medium-blue, gray, and/or orange? Thankyou for your valuable efforts.