People
Find the leaders, partners and facilitators who make NACo work.
NACo Leaders
![Mary Jo McGuire](https://www.naco.org/sites/default/files/styles/610x610/public/2023-11/Ramsey-County-McGuire.jpg?h=ebccab9c&itok=Ka0MSEBe)
Hon. Mary Jo McGuire
NACo President; Commissioner, Ramsey County, Minn.
![IMG_0232 cropped.jpg Image of IMG_0232 cropped.jpg](https://www.naco.org/sites/default/files/styles/610x610/public/IMG_0232%20cropped.jpg?h=b9e71015&itok=AI7TwxqE)
Hon. James Gore
NACo First Vice President; Supervisor, Sonoma County, Calif.
![clarkheadshot.jpg](https://www.naco.org/sites/default/files/styles/610x610/public/2023-09/clarkheadshot.jpg?h=96f89769&itok=alw2MCLQ)
Hon. J.D. Clark
NACo Second Vice President; Judge, Wise County, Texas
![DW_sqr.jpg Image of DW_sqr.jpg](https://www.naco.org/sites/default/files/styles/610x610/public/DW_sqr.jpg?h=b45417d7&itok=hcBSXbvk)
Hon. Denise Winfrey
NACo Immediate Past President; Board Member, Will County, Ill.
![2011-Headshot.jpg Image of 2011-Headshot.jpg](https://www.naco.org/sites/default/files/styles/610x610/public/2011-Headshot.jpg?h=15c333ae&itok=weYOTCLd)
Hon. Mark Poloncarz
NACo Northeast Region Rep.; County Executive, Erie County, N.Y.
![BriggsJoe_8x10.jpg Image of BriggsJoe_8x10.jpg](https://www.naco.org/sites/default/files/styles/610x610/public/BriggsJoe_8x10.jpg?h=59141fbb&itok=v7OTT0ME)
Hon. Joe Briggs
NACo West Region Rep.; County Commissioner, Cascade County, Mont.
![tracygraham.jpg Image of tracygraham.jpg](https://www.naco.org/sites/default/files/styles/610x610/public/tracygraham.jpg?h=ea36db23&itok=dqMfrx41)
Hon. Tracy Graham
NACo Central Region Rep.; Commissioner, Audrain County, Mo.
![PIC_Berry, Ron.jpg Image of PIC_Berry, Ron.jpg](https://www.naco.org/sites/default/files/styles/610x610/public/PIC_Berry%2C%20Ron.jpg?h=dea6d6e6&itok=0s6FwDDp)
Hon. Ron Berry
NACo South Region Rep.; Commissioner, Roane County, Tenn.
![Matt-Chase.jpg Image of Matt-Chase.jpg](https://www.naco.org/sites/default/files/styles/610x610/public/Matt-Chase.jpg?h=b62b62f2&itok=_ZYLi_-W)
Matthew D. Chase
CEO/Executive Director
Find Event Speakers
NACo events feature a range of dynamic experts, county leaders and state and local officials. Visit individual event pages to explore the speakers on tap.
Find Authors
County News features stories written by journalists, subject matter experts, county leaders. Explore the latest stories for more.
Contact NACo Staff
NACo is here to help! Please complete the form below and NACo staff will reach out to provide assistance. Alternatively, give us a call at 202.393.6226 or 888.407.NACo (6226), or, if you wish to contact a specific staff member, visit the NACo staff page.
About Us
How NACo Works
NACo is owned by America’s county governments, with oversight and governance by an executive committee and board of directors.
![Hard hat people.](https://www.naco.org/sites/default/files/styles/667x579/public/2023-07/workers.jpg?h=d9a396bf&itok=tljNnE1e)