City Manager

Welcome to the City Manager’s Office

Serving under the direction of the City Council, the City Manager is responsible for making recommendations to the council concerning programs and policies and developing methods to ensure the effective and efficient operation of city services. 

The City Manager’s Office coordinates and administers the implementation of policies, procedures and ordinances that will provide for the sustainable, managed growth of the city.

NameTitlePhoneEmail
Paul GrimesCity Manager972-547-7500Email
Kim FlomAssistant City Manager972-547-7500Email
Barry SheltonAssistant City Manager972-547-7500Email
Steve TiltonAssistant City Manager972-547-7500Email
Joe MazzolaDirector of Organizational Development & Performance Management972-547-7500Email
Greg ConleyDirector of Public Safety972-547-7500Email
Trevor MinyardDirector of Strategic Services972-547-7500Email

Biographies

Man in suit smilingPaul Grimes

City Manager

Phone: 972-547-7500

Email

Paul Grimes was appointed as the City Manager for McKinney, Texas (pop. 211,000) on Aug. 1, 2016. Grimes reports to a seven-member city council, and he serves as the chief executive officer for the municipal organization, providing executive direction to over 1,400 city employees across 17 operating departments and divisions. Since joining McKinney, Grimes has presided over a city organization that is managing one of the fastest growing cities in the U.S. Since 2016, the city has averaged over 1,800 residential housing permits per year, and the city has been experiencing a population growth rate of about 5,000 new residents each year. Grimes oversees the City’s annual operating budget of $191M, and an all-funds budget of $640M in FY 2023.

Prior to joining McKinney, Grimes served for eight years as the Village Manager for the Village of Orland Park, Illinois (pop. 58,000). While in Orland Park, Grimes ushered forward various high-profile development, transportation, and infrastructure projects, a AA+ credit rating, and 95% citizen satisfaction.

Mr. Grimes previously served as the Director of Administration for the City of Cranston, Rhode Island (pop. 80,000). Reporting directly to the mayor, he served as the chief administrative officer and was responsible for managing all administrative and operational aspects of the city.

Previously, Grimes was Vice President with Alsace Development International (ADI), an international foreign direct investment agency, where he was responsible for leading trade, investment, and other economic development initiatives between North America and the Eastern region of France. Prior to joining ADI, Mr. Grimes was Strategic Planning Analyst with the City of Anaheim, California.

Mr. Grimes served as both an officer and enlisted in the U.S. Navy. He holds master’s degrees from Indiana University (Public Administration) and the University of Texas at Dallas (International Political Economy) as well as a B.A. in history and political science from Purdue University. Grimes is also an alum of the Senior Executive Institute for Local Government Professionals at the University of Virginia and is credentialed with the International City-County Management Association (ICMA).

Grimes serves on the board of directors for the North Texas Commission and is a member of the McKinney Sunrise Rotary. He also serves on the MPA Advisory Board for the University of Texas at Dallas. He and his wife, Lusine, are proud parents of three sons.

Smiling Lady in SuitKim Flom

Assistant City Manager

Phone: 972-547-7500

Email

Kim Flom joined the City of McKinney as Assistant City Manager in January 2020.

Flom received her Master of Public Administration degree from the University of Illinois in Chicago and a Bachelor of Science degree in Landscape Architecture from the University of Wisconsin in Madison, Wisconsin. She is a registered landscape architect in Wisconsin and Illinois and is certified by the American Institute of Certified Planners. She is a member of the American Planning Association, International Economic Development Council, Council of Landscape Architecture Registration Boards Wisconsin Economic Development Association, and International City/County Management Association.

Before joining the City of McKinney, she served as the Development Services Director in DePere, Wisconsin, since 2015. During her tenure, she oversaw a department that provided economic development, planning, zoning, building permit/inspection, code enforcement and GIS services. She was responsible for business park property sales and TIF negotiations, resulting in more than $25 million of private investment. Before her time in DePere, she served as the Planning and Community Development Director for Green Bay, Wisconsin, and held several development positions with the Village of Orland Park, Illinois.

Barry SheltonBarry Shelton

Assistant City Manager

Phone: 972-547-7500

Email

Barry Shelton is currently serving as Assistant City Manager for the City of McKinney and has also been Executive Director of Development Services since December 2011. From 2001 through September 2007, he was a Senior Planner for the City of McKinney. He managed the City’s Comprehensive Plan update in 2003-2004 and kicked off the Town Center Study before leaving the City in 2007 to serve as the Director of Community Development for the City of Sachse, Texas. Shelton held this position from 2007 through December 2011, when he left Sachse to return to McKinney.

Shelton received his bachelor’s degree in Planning and Resource Management from Brigham Young University. He has been certified with the American Institute of Certified Planners since 2004 and also achieved the designation of Certified Public Manager. He is a member of the American Planning Association and the Congress for New Urbanism. He was city-appointed to the City of McKinney Main Street board in June 2012.

Steve TiltonSteve Tilton

Assistant City Manager

Phone: 972-547-7500

Email

Steve Tilton joined the City of McKinney as Assistant City Manager in May 2017.

Tilton has a Bachelor of Science degree in Political Science and a Master of Public Administration degree, both from Northern Illinois University. He is a credentialed manager with the International City / County Management Association and a Senior Certified Professional from the Society of Human Resource Management. He is also a member of the Illinois City / County Management Association and Past President of the Illinois Association of Municipal Management Assistants.

Before joining the City of McKinney, Tilton served as the Assistant Village Manager in Tinley Park, Illinois, and as an Assistant to the Village Administrator in Cary, Illinois.

Smiling man in suitJoe Mazolla

Director of Organizational Development & Performance Management

Phone: 972-547-7500

Email

Joe Mazzola was appointed Director of Organizational Development and Performance Management in June 2017, following a year in the HR Department where he was in charge of training.

Before working for the city, Mazzola was President and CEO of an education-based nonprofit in Washington, DC. He was also in the military for over 20 years where he taught leadership and ethics at the Air Force Academy and was a commanding officer of different organizations in the U.S., Europe and the Pacific.

Mazzola holds a master’s degree in Public Administration from the University of Texas at San Antonio and a master’s in Education and Human Development from George Washington University.

Greg ConleyGreg Conley

Director of Public Safety

Phone: 972-547-7500

Email

Greg Conley has more than 30 years of law enforcement experience, beginning his career in law enforcement in 1988 with the Mesquite, Texas Police Department. In 1992, he was hired by the Garland Police Department where he rose through the ranks working in a wide variety of divisions. He became Assistant Chief in 2000.  In 2015 Conley was appointed Chief of Police in McKinney and was promoted to Director of Public Safety for the City after retiring as Chief of Police in October 2022.

Conley has a Master of Arts degree in Criminology and Criminal Justice from the University of Texas at Arlington, and a Bachelor of Arts degree in Theology from Baptist Bible College in Springfield, Missouri. He is a lifetime member of the International Association of Chiefs of Police; as well as a member of the Police Executive Research Forum, Texas Police Chiefs Association, and the North Texas Crime Commission.

Trevor MinyardTrevor Minyard

Director of Strategic Services

Phone: 972-547-7500

Email

Trevor Minyard has been the Director of Strategic Services in the City Manager’ Office since October 2021. Minyard joined the City Manager’s Office as Assistant to the City Manager in May 2017, and began his tenure with the City of McKinney as a financial analyst in October 2013.

During his time with McKinney, Minyard has been involved in a number of financial transparency and reporting initiatives for the city. Most recently, he assisted in McKinney becoming the first city in Texas to receive five Transparency Stars from the Texas State Comptroller’s Office.

Minyard holds a Master of Public Administration from Texas Tech University in Lubbock, Texas, as well as a Master of Business Administration and a Bachelor of Business Administration from Dallas Baptist University in Dallas, Texas. In addition, Minyard is a graduate of Leadership ICMA’s 2019 class, a Certified Government Finance Officer, a graduate of Leadership McKinney’s 2018 class, and is an active member of the Texas and International City Management Association and the Government Finance Officers Association of Texas.