Leadership & Management

Retirement experts that get you more, and give you more.

We unite some of the nation’s top retirement plan experts under one roof to help leaders protect the financial foundations of their workforce with confidence and clarity. These talented people deliver solid retirement plans using a diversity of skill sets, perspectives and backgrounds.

Leadership & Management

Retirement experts that get you more, and give you more.

We unite some of the nation’s top retirement plan experts under one roof to help leaders protect the financial foundations of their workforce with confidence and clarity. These talented people deliver solid retirement plans using a diversity of skill sets, perspectives and backgrounds.

Executive Team
Tom is responsible for executing on Definiti’s strategy of building a national leader in the retirement services industry. Tom has held C-suite roles at high-growth companies including Bottomline Technologies, eVelocity, Newmarket and NovaNET Learning. Tom holds a BA from Williams College and an MBA from Harvard.

Sonyia has particular expertise in managing the finance and human resources, having honed her skills at firms including Global Stainless Supply, Seal Industries, Inc. and Leader Global Technologies. Sonyia is a Certified Public Accountant and holds a BA in accounting from McNeese State University.

Brian’s career in the retirement plan services industry includes having served in executive roles at national firms and leading regional TPAs. He directs Definiti’s defined contribution and defined benefit teams, focusing on service excellence. A graduate of Western Maryland College, he holds a BA degree in Business Administration and Economics.

With over 28 years in the financial services and retirement industry, Thomas’s broad-based background in service, marketing, product development, institutional business development, and sales management gives him unique perspective among his industry peers in all aspects of the retirement plan marketplace.  His experience and distribution distinctions have earned him a reputation not only as a retirement plan industry expert, but also as an effective business-building strategic executive and proven distribution and marketing leader. Thomas earned his BA in Political Science from Saint Joseph’s University.

A proven retirement expert and manager, Nancy ran her own TPA for more than a dozen years and has held leadership roles with national recordkeeping, third party administration, and wealth management/trust firms. Nancy manages the transition of newly acquired firms into Definiti while directing the company’s West region. Nancy earned a BA from Colorado College and an MBA from the University of Colorado.

Management Team

Kevin Abrahams, ASA, EA, MAAA

Consulting Actuary

Terry Bennett

Chief Information Officer

Don Boetger, FSPA, EA

Director, Cash Balance Administration

Chris Byrne

Business Development

Brooke K. Cozort, JD CPC

ERISA Attorney

David M. Davala, EA, MAAA, MSPA

Consulting Actuary

Elke Giba

Director, Marketing

Haley Kemp

Manager, Defined Contribution Administration

Matt Knorr

Director, Defined Contribution Operations

Anna Kuykendall

Manager, Defined Contribution Administration

Kent Little

Manager, Participant Resource Center

Claribel Lassen

Human Resources

Tim Maher, QKA

Manager, Defined Contribution Administration

Mary Martin

Manager, Recordkeeping Processing

Lori Marwill

CoNTROLLER

Carol J. Ringwald

Director, Recordkeeping

David Sawyer, FSA, EA, MAAA, FCA

Consulting Actuary

John Setterberg

Manager, Defined Contribution Administration

John Southmayd

Implementation

Mike Trivers

Manager, Pension Outsourcing

Melanie Williamson, APA, QPA, ERPA

Director, 3(16) Fiduciary Services

Keri Zachmann

Manager, Recordkeeping Specialists
Management Team

Kevin Abrahams, ASA, EA, MAAA

Consulting Actuary

Terry Bennett

Chief Information Officer

Don Boetger, FSPA, EA

Director, Cash Balance Administration

Chris Byrne

Business Development

Brooke K. Cozort, JD CPC

ERISA Attorney

David M. Davala, EA, MAAA, MSPA

Consulting Actuary

Elke Giba

Director, Marketing

Haley Kemp

Manager, Defined Contribution Administration

Matt Knorr

Director, Defined Contribution Operations

Anna Kuykendall

Manager, Defined Contribution Administration

Kent Little

Manager, Participant Resource Center

Claribel Lassen

Human Resources

Tim Maher, QKA

Manager, Defined Contribution Administration

Mary Martin

Manager, Recordkeeping Processing

Lori Marwill

CoNTROLLER

Carol J. Ringwald

Director, Recordkeeping

David Sawyer, FSA, EA, MAAA, FCA

Consulting Actuary

John Setterberg

Manager, Defined Contribution Administration

John Southmayd

Implementation

Mike Trivers

Manager, Pension Outsourcing

Melanie Williamson, APA, QPA, ERPA

Director, 3(16) Fiduciary Services

Keri Zachmann

Manager, Recordkeeping Specialists

Join the Team

We’re looking for bright, collaborative leaders from a variety of disciplines to exceed client expectations.

Careers at Definiti

Join the Team

We’re looking for bright, collaborative leaders from a variety of disciplines to exceed client expectations.

Careers at Definiti