
Leadership 2

Anna A. Sharpe
DIRECTOR OF BUSINESS DEVELOPMENT
Anna holds a Bachelor of Science degree from the University of South Alabama and leads efforts in business development, client onboarding, and contract implementation. As the primary point of contact for clients, she ensures seamless service delivery and lasting partnerships through strategic engagement and operational oversight.
Anna is an active leader in the Alabama chapter of the Healthcare Financial Management Association, currently serving on the Board as Sponsorship Chair. She earned her CPAR certification in 2014. In 2024, Anna was honored with the Chapter’s President’s Award for exemplary service and received the Follmer Bronze Merit Award for sustained contributions. That same year, she was selected by ACA International for its inaugural Emerging Leaders Cohort, a national program recognizing rising professionals in the accounts receivable and credit management industries.

Anna Lisa Tessier
DIRECTOR OF OPERATIONS
Anna Lisa is a graduate of Spring Hill College and completed her Master's in Business Administration with a concentration in Marketing from Southeastern Louisiana University. As Director of Operations for Armstrong and Associates, Anna Lisa is supervisor of client liaisons and trust accounting. She is an integral part of IT technical support, handles monthly and weekly statement cycles, as well as communicates daily with our clients to answer procedural questions.

Tiara J. DiSerafino
COLLECTIONS MANAGER
Upon joining Armstrong and Associates, Tiara’s role was that of Compliance Q/A Manager. She later accepted the responsibilities and title of Collections Manager.
Prior to joining Armstrong and Associates, Tiara was Customer Service Director for a debt relief agency where she acquired over 10 years of management experience in the Customer Service industry. Tiara has a strong understanding of environmental logistics coupled with uncommon communication skills and has provided a high level of customer and employee satisfaction. Tiara studied Graphic Design and CAD (Computer Aided Drafting) at University West Florida from 2001-2003.

Nikki Leland-Battiste
QUALITY CONTROL SPECIALIST
Nikki provides support to the Collections Manager and overall guidance and stability to the collections department with a special emphasis on the Client Specialists and A-Team.
Nikki is cross trained in multiple departments within Armstrong & Associates. Nikki has a Never Quit Attitude and pushes her Team Members to share this view. Nikki studied Business Administration at Southeast College of Technology in Mobile, Alabama.

Gwendolyn Guy
LEGAL SUPERVISOR
Gwendolyn has a bachelor’s degree in business administration from Dallas Baptist University. Her focus is coaching and developing team members. She is inspired each day with new opportunities to grow and assist others. She employs a wealth of knowledge from previous management positions with Xerox, Hertz, and Check into Cash to assist her to work through problems daily to reach a suitable solution.
She is a member of Nazaree Full Gospel Church and her hobbies include reading, watching TCM movies, playing video games, and baking. She enjoys spending time with friends and family, especially her four-year-old great niece.




