Warden had several years’ experience working in destination sales, both in the UK and overseas, before joining the SECC in 2000.
Since joining the SECC, previous roles for Warden have included sales manager in both the UK and international association conference market.
Ben Goedegebuure, sales director of the SECC, said: "Kathleen was heavily involved in the role out of The Glasgow Model to the sector and has the right strengths of market knowledge and experience.
"As a venue we need to continue to show innovation and we’ve moved the sales team around to make sure we continue to provide exceptional expertise in all the sectors we operate in."
Warden added: "Association sales is about working in partnership with customers, and I believe the SECC’s investment in its long term relationships has been key to our success.
"This is an area I’m keen to develop so we can continue to bring in major events to Glasgow."