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Bill Mahoney

Sustainability Projects Manager (Howard EcoWorks/READY and Green Infrastructure Network)
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Elissa Reineck

Sustainability Projects Manager (Outreach)
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Julie Costantino

Sustainability Projects Manager (Stormwater)
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Lindsay DeMarzo

Stormwater Programs Manager
Mike Hinson

Mike Hinson

Director of Emergency Management
DTCS Director TJ Mayotte

Timothy Mayotte

Director, Department of Technology & Communication Services
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About

TJ Mayotte brings more than 20 years’ experience across the government, defense and financial services industries to his role as DTCS Director and CIO. Before joining Howard County, TJ served as the Director of Security Governance, Risk and Compliance for HealthEquity, a financial services company committed to improving access to healthcare. Prior to this role, he was DTCS’s Deputy CIO, where he aided in the development of the County’s IT strategy, led a series of program improvement initiatives and started Transform Howard, the County’s program to bridge the digital divide. TJ’s experience spans a wide range of technology-focused roles, including developing the cyber resilience program for a Fortune 200 financial services company, leading a cyber damage assessment program for the Department of the Army and serving as a project manager for various technology initiatives. He began his career as a Surface Warfare Officer in the United States Navy and is a veteran of the Iraq War. TJ earned his bachelor’s degree in Political Science from the College of the Holy Cross and his master’s in Global Leadership from the University of San Diego. He lives in Elkridge with his wife and two sons and can be found mountain biking in Patapsco State Park or coaching baseball in Rockburn Park.

Sandra Tello

Sandra Tello

Acting Director, Department of Technology & Communications Services
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About

Sandra Tello has served as Deputy Director for the Department of Technology & Communication for the past 14 years. Tello managed multiple technology initiatives that have led to efficiencies across Howard County Government through automation and system consolidations.

During this time, she has been managing Business office, Digital experience, GIS, Service Desk and SAP Support business areas.

Tello was instrumental in the implementation of County’s ERP system, and played a vital role in design, deploy, and support of ERP using SAP solution. This system includes Financials, Purchasing, Fleet, and Utilities. 

Prior to Howard County, Tello was consulting in implementation of ERP systems for 12 years in different countries.

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