Meet our Tandem HR Leadership Team. Their expertise brings our clients a full-service HR department with the help of the specialists that work alongsideĀ them.


Bruce Leon


With over 25 years of experience in the industry, Bruce Leon specializes in identifying unique HR and benefit strategies that align with an organization’s goals and vision.

He is the founder of Benefits Solutions Group (1997), Tandem HR (1998) and Alliance Workplace Solutions (2006). These sister companies all work hand-in-hand to deliver these solutions.

Tandem HR Executive Team

Salo Doko

Executive Vice President, Chief Client Officer

Tanya Yakhnis

Chief Financial Officer

Greg Foss

Senior Director of Operations

Katie Stewart

Senior Director of HR Client Service

Tandem HR Management Team

Zach Gay

Business Development Manager

Ryan J. Hayman

Business Development Manager

Jason Worth

Business Development Manager

Stella Terry

Director of Strategic Accounts

Rebecca Buckland

Director of HR

Jamie Rasmussen

Implementation Project Manager

Lisa Gagliardo

Senior HR Consultant

Jill Hall

Senior HR Consultant

Meosha Muhammad

Senior HR Consultant

Carrie Storozynski

Senior HR Consultant

Maureen Bostick

Risk Manager

Susan Armamentos

Payroll Supervisor

Amanda Harper

Manager, Benefits Administration & Reconciliation

Nicole Musillami

HR Shared Services Manager

Billy Jo Baker

Marketing Manager

Ed Ridder

IT & Building Manager

Janet Trimble

Accounting Manager

Beth Gay

Executive Assistant & Office/Building Coordinator

Modesto Echezarreta

HRIS Administrator

Tandem Family of Companies

Danielle Ozer

Executive VP, Brokerage Services, Benefits Solutions Group

Cassie Coffelt

Manager Client Benefits and Brokerage, Benefits Solutions Group

Gina Wicklas

Director of Voluntary Products and National Accounts, Alliance Workplace Solutions

Sally Rotter

Director of National Accounts, Workplace Solutions EAP

Stephen Carolan

Clinical Director, Workplace Solutions EAP

Ingrid Markwort

Senior Account Manager, Workplace Solutions EAP

Carol Doyle

Senior Business Development & Account Manager, Workplace Solutions EAP

Paul Avram

Senior Account Manager, Workplace Solutions EAP