The GC on the project told me she explained to the previous controller that he should file a lien on this project which we did work on. Last day worked was 2/24/22 the previous controller never did file the lien. is there anything we can do at this point?
You can file a lien but it will be invalid -- as you are apparently aware liens have to be filed within 90 days of the last day of work at the site. Instead you can sue the company that hired your company as a subcontractor with a contract action (e.g., if you worked for the general contractor.. sue the general contractor). Contract actions generally give you less rights (foreclosing liens allows you to collect attorneys fees so unless attorneys fees are collectable in your contract you may be SOL) but ..