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Karen Diemer

Karen has over 20 years of experience in the AEC industries. Her background includes work to lead the development and launch of internal and external communications strategies for worldwide corporations using traditional and social channels. She has used a wide range of skills to develop organizational strategies and undertake tactical implementation, including writing, designing, and… Read More

Michael J. McEachern

Mike brings his considerable experience as a geologist and environmental expert to every client and project, ensuring success. Mike is a Certified Professional Geologist (CPG) with over 40 years of experience in government, consulting, contracting and education. He is Walden’s senior geologist and serves as both doer and mentor to Walden’s staff regarding complex hydrogeologic… Read More

Audrey Nessim

Audrey is Walden’s Certified Public Accountant and Controller. With over 30 years of accounting experience, Audrey is a key part of the Walden team. While working as a staff accountant for many small and large companies across Long Island, she gained an immense amount of experience involving correspondence with tax authorities, processing payroll, preparing profit… Read More