Management Team

At Valentine and Kebartas, LLC, we work only with the most dedicated, ambitious, and enthusiastic professionals. Our close-knit management team is truly the lifeblood of the company.


Michael A. Riordan, Esquire – Owner/CEO

Mr. Riordan is a licensed attorney in the Commonwealth of Massachusetts and member of the Massachusetts Bar Association. He has held executive positions in the collection industry and has more than 16 years of experience representing collection companies. Mr. Riordan is a special Assistant Attorney General for debt collections in the Commonwealth of Massachusetts. Mr. Riordan provides executive leadership of V&K’s day-to-day functions and all departments within V&K. He is committed to ensuring top performance for our clients and full compliance with all applicable rules and regulations, corporate policies and procedures, and client requirements. He is a proven leader dedicated to maintaining the integrity and reputation of V&K and our clients.


Scott J. Sweeney – Chief Operating Officer

Mr. Sweeney has 30 years of collection industry experience with a strong focus on operations and compliance. He is well versed at building and leading top performing teams, managing day-to-day operations, improving client retention, and driving revenues and growth for third-party collections and full-service accounts receivable firms. Mr. Sweeney oversees the daily functions of the Operations, Compliance, Quality Assurance, Human Resources (HR), Information Technology (IT) and Administration departments. Mr. Sweeney ensures client and departmental goals are achieved while stressing the importance of compliance and quality.


Beth Cabral – Director of Operations

Ms. Cabral has 30 years of experience as a high-performing management executive. Her effective organizational and managerial skills have been instrumental in the growth of V&K’s Student Loan and Financial Services departments. She has a proven track record of producing top results for performance and audits. She is accomplished at strategic planning and policy implementation. Ms. Cabral oversees training, operations and audits for V&K’s clients.


Lynn Diaz – Compliance Manager

Ms. Diaz has 20 years of third-party collection industry experience. She is trained on Consumer Financial Protection Bureau (CFPB) baseline review procedures, Fair Debt Collection Practices Act (FDCPA), and state-specific regulations. She oversees V&K’s Corporate Compliance Program to ensure ongoing compliance with applicable rules and regulations, adherence to company policies and procedures, and employee behavior in accordance with V&K’s Standards of Conduct. Ms. Diaz develops, initiates, maintains and revises policies and procedures for the general operation of V&K’s Compliance Program and its related activities to prevent illegal, unethical or improper conduct. She collaborates with management to direct compliance issues to appropriate existing channels for investigation and resolution. Moreover, Ms. Diaz identifies potential areas of compliance vulnerability and risk and develops/implements corrective action plans.


Darlene Tanchak – Vice President of Client Services

Ms. Tanchak has over 30 years of third-party collection experience. She was a founding member of Valentine and Kebartas, Inc. in September 1994. She is responsible for all aspects of ensuring successful processing of client data file exchanges. Ms. Tanchak oversees our client service department to ensure our client’s inquiries are addressed in a timely manner. She coordinates with project managers to develop enhancement requests in response to client requests or as determined by management as beneficial for internal audit needs, analysis of account characteristics, and performance data. Ms. Tanchak is responsible for creating, reviewing and streamlining administrative procedures, as well as documenting, organizing and auditing internal procedures to ensure quality control checks are in place.


Tania Chase – Human Resource Director

Mrs. Chase communicates and interprets V&K policies and procedures with employees and managers. She conducts benefit orientations and administers company benefit programs. Mrs. Chase ensures employees meet qualifications in compliance with the terms of benefit plan contract. She handles the administration of employment background investigation and condition of employment programs.