About Grand Mere
Accounting & Business Services

Andrea is an accomplished financial professional with over 20 years’ experience in retail food accounting and financial management. Prior to this role, Andrea held positions such as Senior Controller at InfoSync Services, Assistant Director of Finance and IT at Hyatt Regency Wichita, and Senior Accountant for Dean & DeLuca where she demonstrated expertise in financial reporting, analysis, and strategic planning.

With a robust educational background, Andrea earned a Master's of Science in Accountancy from the University of Phoenix in 2012 and a Bachelor's of Business Administration in Accounting from Wichita State University in 2006.

Outside of her professional endeavors, Andrea spends time with her husband Wes, and their two children, Wesley & Ellie.

With a solid foundation in accounting and a proven track record in financial management and problem-solving, Alex brings a wealth of experience to the field of accounting. Earning a bachelor’s degree in accounting at Wichita State University in 2024, Alex combines academic knowledge with extensive hands-on experience, underscoring a commitment to financial accuracy and efficiency.

Alex's career began in customer service and technical support roles, including positions at Cox Communications and PayPal, where he honed skills in troubleshooting, billing, and customer relations. Transitioning into accounting, Alex quickly promoted through various roles at InfoSync Services, from Cash & Banking Specialist to Revenue Supervisor.

Damian Williamson brings nearly 20 years of accounting and operations experience to Grand Mere Accounting & Business Services, with a career focused on improving how organizations manage transitions, systems, and financial processes.

Before joining GMC, Damian was a Senior Financial Analyst at Stanley Black & Decker, where he recovered $1 million in unearned revenue. He spent over six years at InfoSync as a Transition Accountant and later Support Manager, overseeing helpdesk support for accounting system Flexi. Earlier roles include public accounting at Adams Brown, an accountant/analyst position at Flint Hills Resources — where he helped settle $100 million in agricultural contracts and drove process improvements saving $300,000 annually — and accounts payable at Hampel Oil Distributors.

Damian holds a BBA in Accounting from Wichita State University. His expertise in high-volume transitions and process improvement helps GMC's franchise clients move onto new systems smoothly, without losing accuracy or momentum.

Theresa Dusseau is a seasoned human resources professional with a strong foundation in restaurant operations and people management. Over the course of her career, she has advanced through multiple leadership roles within the hospitality industry.

For the past six years, Theresa has been an integral part of the HR department, where she specializes in payroll administration and employee relations. Her comprehensive experience across both operations and HR provides her with a unique perspective that bridges organizational strategy with employee engagement and workforce development.

Theresa is SHRM-certified and is passionate about supporting teams, fostering positive work environments, and aligning HR practices with business objectives.

Outside of her professional life, Theresa enjoys spending time with her family, exploring home improvement projects, and continuing her professional development in the areas of payroll and human resource management.

Lindsay is a dedicated and detail-oriented Controller with over a decade of experience in comprehensive financial management and accounting. Throughout her career she has demonstrated success in managing accounts payable, accounts receivable, and financial reporting, with a proven ability to streamline accounting processes and enhance financial accuracy.

Prior to this role, Lindsay held multiple positions at RFO Holdings and InfoSync Services creating a strong foundation in accounting principles. Her education background includes a bachelor’s degree in accounting from Wichita State University.

Outside of work, Lindsay enjoys spending time with her husband Levi, their two daughters Hadley and Charley, and her Australian shepherd Hank.

Brenda Massu is the Accounting Manager at Grand Mere Accounting & Business Services, specializing in full-cycle accounting, balance sheet reconciliations, and streamlined month-end close operations. With over seven years of progressive finance and leadership experience, she has built a reputation for accuracy, cross-functional team support, and resolving complex client inquiries.

Prior to her current role, Brenda served as the Office Manager for one of the largest electrical contractors in the city of Wichita, where she directed the Accounts Payable, Accounts Receivable, and Payroll departments while managing monthly and quarterly tax filings. Her deep corporate accounting background also includes pivotal roles as an Accountant and Revenue Specialist at InfoSync. Brenda holds a BBA in Accounting from Wichita State University and is passionate about delivering clean financial insights and exceptional service to clients.

Outside of the office, Brenda enjoys exploring Wichita's vibrant local restaurant scene, trying out new coffee shops, and spending quality time with family.

Barbara is an accomplished benefits professional with extensive experience in benefits administration, payroll processing, team leadership, compliance, safety, and workers’ compensation. She has built a reputation for ensuring operational excellence, regulatory compliance, and a positive workplace culture.

Her career began in the restaurant industry, where she gained valuable leadership experience over 10 years, including seven years as a restaurant manager. Transitioning into benefits administration, Barbara has developed strong expertise in managing employee benefit programs, assisting with enrollments and changes, and collaborating with brokers, insurance providers, and company leadership to ensure accuracy, compliance with government regulations, and clear communication across all levels of the organization.

Barbara’s strengths lie in her strategic approach to benefits management, her commitment to process improvement, attention to detail and her dedication to enhancing employee satisfaction through effective support and communication.

Outside of work, Barbara enjoys spending time with her husband, Kevin and their three children, four grandchildren and Bernedoodle Oliver.

Debbie Jenkins is the Accounts Payable Manager at Grand Mere Accounting & Business Services, where she oversees the day-to-day accounts payable functions.