_________ (Company address)
Date: __/__/_____ (date)
Subject: Apology for delay in quotation submission
Dear ___________ (name),
Through this letter, I would like to apologize for the delay that took place in the submission of the quotation.
Respected, I know that the last date for submitting the quotation was __/__/____ (date) but, due to the reason ____________, I got late in the submission of quotation. I request you to kindly accept my apologies and forgive me for the delay.
Please find the quotation attached along with this letter. I look forward to your quick response.
__________ (Company Name),
__________ (contact number)