PEAR™ Team

Executive Team

Deidre 1Deidre Koppelman Siegel, Founder and CEO

Since founding PEAR™ in 2003, Deidre has worked closely with senior level executives, business owners and organizational teams, providing strategic management counsel and solutions across a variety of industries. Deidre puts her focus into organizational development, leadership development and behavioral analytics for her clients. Deidre is one of 8 individuals in the State of New York that is a Kolbe® Certified Consultant.

Prior to founding PEAR™, Deidre served as President of a direct marketing catalog company, where she oversaw the operations and strategic direction of the 85-person organization. Deidre previously held various positions at Time Warner, NBC, GE Capital and Doubleday.

Currently a member of Vistage International; a group dedicated to increasing the effectiveness and enhancing the lives of Chief Executives, Deidre also serves as; Co-chair of the Gotham Mentor Partnership Program and is an active member of the Long Island Business Association. Deeply rooted in her community, Deidre volunteers her time to provide counsel and support to the Industry and Commerce Council for the North Shore Long Island Jewish Health System, the Education & Assistance Corporation, and the Kidney and Urology Foundation where she was honored as Humanitarian of the Year.
Karen 1Karen Randle, Partner, Human Resource Management

Karen Randle, is the co-owner of PEAR Core Solutions and serves as the President of our Human Capital Management division.

Karen brings over 25 years of Executive level Human Resources support, with extensive experience in Legal Compliance, Employee Relations, Talent and Performance Management, Training and Development, Benefits and Compensation Management as well as Talent Acquisition.

Having spent most of her career in executive level positions in Operations and Human Resources, Karen has helped clients with both union and non-union employees and businesses ranging in size from 10 to 2000 individuals confront a broad range of human resources challenges. A highly regarded HR advisor, Karen is known and heavily relied upon for putting the “human” back into Human Resources.

IMG_8474Jonathan Gassman, CPA/PFS, CFP®, CAP®,  Vice President of Strategic Planning 
Certified as a financial planner and public accountant, Jonathan acts as a chief financial advisor and coach to many highly respected C-level executives and fortune 500 companies. As Founder and CEO of the Gassman Financial Group, Jonathan has guided management teams across a variety of sectors through pivotal business operations including: organizational health analyses, talent acquisition, talent leadership and development, assessing and developing sales objectives, creating a culture of accountability, team building, and creating process efficiencies.

Jonathan received his education at the Long Island University/CW Post Center for undergraduate and graduate school, where he earned B.S. and MST degrees. Jonathan has earned his CFP® designation from the Certified Financial Planner Board of Standards, Inc. He earned the (CAP®) professional designation from the Richard D. Irwin Graduate School of The American College, Bryn Mawr, Pennsylvania. He received additional professional training through the Rainmaker Academy, the Strategic Coach Program, the Values Based Planning Academy, and the Renaissance Charitable Giving Foundation. Jonathan has been a member of The American Institute of CPA’s, The Financial Planning Association, New York State Society of CPA’s, National Committee on Planned Giving, Planned Giving Group of Greater New York, and the Estate Planning Council of NY. He is a frequent participant in both the AICPA and FPA conferences.

Professional Team Members

Stephanie Rufa 1Stephanie Rufa, PHR Human Resources Generalist

Stephanie joined the PEAR team in April 2011. She has been in the Human Resources field for over 5 years and previously worked for a non-for-profit special education preschool, and privately held alarm systems company. Stephanie has a background in benefits, payroll, training, workman’s compensation, and employee relations and is quickly developing her skills and knowledge in other areas.  She has a Master of Science in Human Resources Training and Development from Indiana State University and a Bachelor of Art from SUNY Geneseo. Currently, Stephanie is on the National Executive Board of Lambda Pi Upsilon Sorority, an organization geared towards educating and advancing women and children to receive higher education through tutoring and mentoring programs, community service programs, and educational opportunities, panels, forums, and events. She also participates in other organizations affiliated with Lambda Pi Upsilon to empower others across the nation.

Allison 1Allison Landberg, Payroll and Benefits Coordinator

Allison joined the PEAR team in September 2014. She has been in the Human Resources and Accounting field for over 15 years, and brings to PEAR a depth of knowledge in the are of Human Resources, Accounting, and Benefits Administration. Allison lived in Florida, working as a Payroll Specialist while going to school for her MBA. She graduated from NOVA Southeastern University in Ft. Lauderdale, Florida in 2009 with a Master’s in Business Administration. When she arrived back in New York, she took a position as a Human Resources Manager with a printing firm located in Long Island City that was sold during takeover. Following that position, she had several contract Payroll and Benefits assignments before joining PEAR.

Stephanie Horn, SPHR, Human Resources Coordinator

Stephanie Horn 1Stephanie Horn, SPHR has more than twenty years of varied experience in Human Resources.  Before joining the PEAR team, she most recently managed Corporate Compensation for a Global Fortune 500 company. Stephanie’s HR experience also includes HRIS, Performance Management and Benefits. Her HR industry experience includes Staffing, Public Agency, Insurance, and  Utilities. Stephanie received her Bachelor’s Degree in Biology from SUNY Binghamton, an MBA from Pace University Lubin School of Business and actively maintains her SPHR certification as well.




Matt 1

Matthew Hickey, Director of Talent Acquisition

Matthew graduated from SUNY Oswego and received a Bachelors Degree in Communication Studies with a concentration in Human Resources.  At Oswego he served as an active member of the local Sigma Tau Chi Fraternity. He has also acquired a certificate in the Essentials of Human Resource Management from NYIT.  Matthew was previously a Professional Medical Recruiter for a Medical Staffing Agency located in Melville, NY.  Before that, Matthew was employed for ten years within a privately owned franchised McDonald’s. He quickly rose up the ranks and successfully completed four promotions until he was awarded the entire restaurant as a General Manager.  As a GM, Matthew received a vast amount of corporate training that included Management, Leadership, Recruitment and Human Resources.

Nicole 1Nicole Valerio, Director of Talent Acquisition

Nicole graduated from SUNY New Paltz with her Bachelors of Science in Elementary Education. While at New Paltz she was an active member of the national Delta Phi Epsilon sorority. Nicole has gained her experience from working in numerous industries such as education,, sales, and management. While working for Enterprise Rent-A-Car Nicole was promoted to Assistant Branch manager in which she was responsible for assisting with branch operations. As a Sales Representative for Paychex she was responsible for acquiring and maintaining numerous both new and old accounts. With all of her experience, Nicole has acquired the skills to assist PEAR with recruitment, leadership training, and employee development.

Christine 1Christine Mathewson, Talent Acquisition Specialist

Christine started as an intern at PEAR in March 2012 and just four months later she became a full time member of the team as an Administrative Assistant.  She recently started working remotely, but is still supporting PEAR with their administrative actions. She is also responsible for allocating assessments as needed for the PEAR team. Christine has a Bachelors degree in Professional Communications and a minor in Sociology from Farmingdale State College. Her experience at and prior to PEAR encompasses all aspects of customer service and administration.

Lauren 1Lauren Leprine, Talent Acquisition Coordinator

Lauren joined the PEAR team in 2014. She graduated from Adelphi University with a Bachelor’s degree in Business Administration. During her time there she was an active member of the Human Resources Society. Lauren was previously employed as recruitment coordinator for a small firm in Jericho, NY where she gained experience and knowledge on the art of recruiting. She also has worked for a family owned pharmacy where she acquired excellent customer service and leadership skills. With her previous employment history, she is now an asset to the recruitment team at PEAR.

Stephanie Quinn 1Stephanie Quinn, Talent Acquisition Coordinator

Stephanie joined the PEAR recruitment team in 2014. She graduated from Adelphi University with a Bachelor’s Degree in Business Administration with a focus in Human Resources and a minor in Communications. In her previous position, she worked as a Customer Experience Manager where she gained knowledge of customer service, management as well as recruitment and hiring. As a member of the PEAR team, Stephanie has the skills and experience to assist PEAR with all of its recruitment needs.