About Us

Working together, delivering opportunity, innovation and technology.

Led by the City of Seattle's Chief Technology Officer Michael Mattmiller, the Department of Information Technology (DoIT) is the central information technology organization for the City of Seattle. We partner with our internal and external customers to provide reliable and secure information and communication solutions that make technology work for the city.

DoIT builds, operates and maintains a wide variety of technology policies, tools and systems that support every department in City government and meet the needs of our customers: the public and City of Seattle departments and employees.

Learn more about our specific lines of business.

Seattle has a population of nearly 600,000 residents and a City government of about 10,000 employees. DoIT has 192 full-time employees and a budget of $49 million. Approximately 600 employees work in information technology units throughout City government.

About Us

About the Chief Technology Officer

CTO MattmillerMayor Ed Murray appointed Michael Mattmiller on June 10, 2014. His appointment was confirmed by the Seattle City Council on July 22, 2014.

As an experienced consultant, Michael Mattmiller has helped government agencies and businesses solve complex systems and technology challenges.  His work has spanned technology domains, including software and service development, operations, security, and privacy.

As a consultant at PricewaterhouseCoopers, Michael helped both government agencies and commercial organizations improve their IT security and governance programs. He has led delivery of data analytics programs that increased compliance with industry standards, increased efficiency, and resulted in additional revenue. In his current role as a Senior Strategist in Microsoft's Trustworthy Computing group, Michael is helping define the company's approach to privacy and data protection in cloud computing. 

Throughout his career, Michael has maintained a focus on collaboration, engaging stakeholders to identify leading practices, create a shared vision of the opportunities created by technology, and drive adoption. Michael brings this same approach to his community involvement. Michael serves on the Greater Seattle Business Association's Public Policy Task Force and the Gay & Lesbian Victory Fund Board of Directors.

Michael received his BBA and MS from The George Washington University. Michael lives in Seattle's Green Lake neighborhood of Seattle with his husband and their two dogs.

Annual Reports

Annual Reports (PDFs): 2012 | 2010 | 2009 | 2008

Organization Chart for DoIT

The Department of Information Technology is responsible for providing technology services and policy planning for our customers, Seattle's citizens and City of Seattle departments and employees.

View a PDF of our organizational chart here.

Executive Leadership Team

Michael A. Mattmiller
Interim Chief Technology Officer

Robert William Norris
Communications Technologies Director

Jolene Luck
Technology Planning & Oversight Director

Debra Schlenker
Computing Services Director

Sabra Schneider
Office of Electronic Communications Director

Patti DeFazio
Director of Financing and Contracting Services

Megan Coppersmith
Public Information Advisor

General questions about DoIT or technology at the City of Seattle? Contact us: DoIT.receptionist@seattle.gov or 206-684-0600.