Here are some money-saving tips. http://www.les.com/pdf/resource-library/money-saving-tips.pdf
Take this idea to where you work.
This will have the largest positive effect on the environment.

Tips for making the Most of LED Lighting in Your Business
https://members.questline.com/article.aspx?accountId=1115&articleId=25783&nl=22235&userID=10577887
There are rebates, grants, loans for energy efficiency.
Database of State Incentives for Renewables & Efficiency
http://www.dsireusa.org/
If you are looking for help with your commercial lighting upgrades I work as a LED lighting consultant and can help you with lighting design to selection of the best product for your needs. Check out my website.
https://brite-led-solutions.com/