6-10 years

I have been recognized by the Nashville Post list of In-Charge: Government & Politics for 2019, 2020, 2021, and 2022

Our firm was recognized nationally by the Public Relations Society of America for our comprehensive public affairs campaign to bring Major League Soccer to Nashville

Mark Cate is the Founder and President of Stones River Group, a Nashville-based public affairs firm serving both Tennessee, regional and national clients. He formerly served as Tennessee Governor Bill Haslam's chief of staff, where he was his top advisor, strategist and negotiator.

During his tenure with the Haslam Administration, Mark led several legislative policy initiatives, including K-12 education reform, workers' compensation reform, civil service reform, an alternative approach to Medicaid expansion, and postsecondary education reform, including the nationally-acclaimed Tennessee Promise program.

Prior to serving in state government, Mark successfully managed Governor Haslam's first gubernatorial campaign in 2010, which led to a record-setting general election victory. He previously worked as an executive in real estate management and development and served for 16 years as a higher education leader. Over the course of his career, Mark has served as a chief development officer, chief planning officer, chief marketing officer, and as a chief financial officer - working on budgets ranging from $10 million to $30 billion.

Mark grew up in Maryville, TN and currently lives in Brentwood with his wife Cathy who serves as the Executive Director of Leadership Tennessee. He and Cathy have two daughters, Bailey who is a recent graduate at Rhodes College and currently serves as a fellow at the Crop Trust in Bonn, Germany; and Abbie who is rising junior at George Washington University.

Cate received a B.S from Carson-Newman College, an M.S from the University of Tennessee, and Harvard University's Institute for Educational Management certificate program. He's served on a wide variety of non-profit boards and was an elected member of the Maryville Board of Education.

20+ years

Michael started working in politics as a 17-year-old staffer in 1987 race for Governor. Since then, he has worked on campaigns in almost every role, spent time working on Capitol Hill in Washington, DC and did a short stint in state government for then Treasurer Tate Reeves. He entered the lobbying profession in 2004 at Baker Donelson before taking a ten-year detour working as a public finance banker at Bear Stearns and Raymond James. Partnering with Austin at the Clearwater Group in 2017, he returned to lobbying to get back to doing what he enjoys most, shaping public policy through the political, legislative and administrative processes.

Michael leads the firm's executive branch lobbying practice area with an emphasis on regulatory and procurement efforts. He is also deeply involved in strategic development for the firm's legislative practice area and political practice area.

6-10 years

Stephen Susano is the Co-Founder and COO of Stones River Group, a Nashville-based public affairs firm serving both Tennessee, regional and national clients. He provides clients with strategic counsel on business opportunities and project management, regulatory matters, procurement, economic development, third-party engagement, and market positioning. Stephen leverages his lengthy private-sector experience and deep network of relationships with business leaders and key policymakers in state and local government across Tennessee to deliver solutions for clients in multiple industries.

Prior to Stones River Group, Stephen served as Executive Director of the Tennessee Business Partnership (TBP), an advocacy organization supported by many of the state's leading enterprises. He spearheaded its efforts to advance pro-business policies, including education and judicial reforms, to encourage job growth and economic development. In 2014, Stephen led the statewide "Vote Yes on 2" campaign in support of the Judicial Selection Amendment to the Tennessee constitution. Stephen built a broad coalition of business groups, trade associations, legal advocates and community leaders in favor of the amendment. This coalition's successful mobilization helped ensure the amendment was approved with overwhelming support, carrying 94 out of 95 counties in Tennessee

Prior to working in the public affairs space, Stephen had an extensive career in the financial services industry. He served in operating and business development roles for several investment advisers and asset management firms. He has consulted with and raised capital for both U.S. and foreign-based investment firms, and has negotiated distribution and trading agreements with multiple financial services companies. Through his work, Stephen navigated complex regulatory regimes in domestic and offshore jurisdictions

Stephen grew up in Knoxville, Tennessee and currently lives in Brentwood with his wife, Ana. He and Ana have four children. Stephen serves on the board of the Nashville Downtown Partnership.

0-5 years

Chris Gobble is a respected government affairs specialist with deep issue expertise and a broad base of policymaker and stakeholder relationships. He leverages his insights into the state General Assembly, Tennessee executive branch, and local governments to help SRG clients navigate complex political challenges and effectively advance meaningful policy solutions.

Prior to joining SRG, Chris served as senior director of public policy for the Chattanooga Area Chamber of Commerce, where he helped drive policy changes and facilitate government affairs efforts for 2,000 businesses representing over 180,000 employees. He also regularly and effectively collaborated with local, state, and federal elected officials to advance Chattanooga's status as a leader in education, workforce, and economic development.

Prior to Gobble's tenure in Chattanooga, he was the legislative and policy director for the Tennessee Department of Safety and Homeland Security. In this role, Gobble worked closely with Governor Bill Haslam's office and the state legislature to develop and implement a variety of public policy initiatives.

Originally from Bradley County, Chris earned a B.A. in Political Science and Communications from Lipscomb University. He and his wife Sarah live in Nashville.

20+ years

Named Top Lobbyist by Austin Business Journal Girl Scouts' "Woman of Distinction" AwardAustin Business Journal's "Profiles in Power" "Austin Under 40" AwardGlossy 8 list by Austin American-Statesman Austin Fashion Week's "Style Setter" Award

Lobbyist, political fundraiser and national political commentator Andrea McWilliams is a skilled strategist, combining grace with grit and patience with persuasion. Known for her meticulous attention to detail, McWilliams brings her unique expertise to every issue she engages drawing on her time in both the private and public sector. The national media, including FOX News, the Wall Street Journal, Newsweek, USA Today, CNN, BBC, and NPR have all reported on McWilliams' role as a leading fundraiser and political strategist. Named Texas Businesswoman of the Year by the Women's Chamber of Commerce of Texas, she was recognized as "consigliere to the powerful and political." McWilliams was the only lobbyist profiled together with the Governor, Lieutenant Governor and Speaker of the House in Texas Monthly's "POWER" feature highlighting the most powerful people at the Texas Capitol.

McWilliams is also a proud recipient of both the Austin Business Journal's "Profiles in Power" and the Girl Scouts' "Woman of Distinction" Award. She has received the "Austin Under 40" Award, and the Austin American-Statesman honored her as a member of its Glossy 8 list. Last year, McWilliams received Austin Fashion Week's "Style Setter" Award, recognizing her work and dedication on behalf of local nonprofit organizations.

A Chief of Staff at the Texas Capitol at just 21, McWilliams went on to hone her private sector grassroots skills at the iconic public relations company Public Strategies, Inc. Today, she is the President of McWilliams Governmental Affairs (MGA), a full-service firm of governmental affairs consultants, respected and trusted at the local, state and national level.

Family and Community:

Raised just steps from the Texas Capitol on Congress Avenue, McWilliams now resides in Old Enfield, raising three children in a historic home.

She is a well-known philanthropist, community volunteer and proud native of Austin, named on many occasions to the "All-Stars" of Austin American Statesman Fortunate 500 list. McWilliams is honored to serve on the Board of St. David's Medical Center, one of the largest health systems in Texas and the third-largest private employer in the Austin area. Last year, McWilliams was also appointed to the Board of the Save Historic Muny District whose charge is to preserve 141-acres of green space in Central Austin that includes Lions Municipal Golf Course ("Muny"), widely recognized as the first public golf course in the South to become integrated and listed in the National Register of Historic Places. Additionally, she enjoys her time on the Pease Park Capital Campaign Committee whose efforts will transform this important landmark for future generations in her hometown.

McWilliams currently serves on the PAC Board of RYAN, an award-winning global tax services firm based in Dallas. And, she has also served as a board member for many other non-profit organizations, including Texas Lyceum, Mexi-Arte Museum, Arthouse, Rise Across Texas Challenge, HeartGift, Austin Children in Crisis, Pioneer Farms and the Waterloo President's Council. She is an inaugural member of the Long Center's Notable Women and a long-time member of the St. David's Hospital Toast of the Town Committee. True to her roots, McWilliams is a proud past President of Inherit Austin, an organization founded to preserve Austin's architectural and cultural past by not only protecting the city's important landmarks and historical fabric, but safeguarding its unique character as well.

McWilliams has represented the Susan G. Komen Breast Cancer Foundation and KillCancer, two nonprofit groups committed to cancer prevention. She was also honorary chair for the Mamma Jamma Ride, which since its inaugural ride, has raised millions of dollars for non-profits serving thousands of Central Texans coping with breast cancer. In recognition, the Seton Breast Cancer Center in Austin named their screening room after McWilliams. In 2018, McWilliams additionally served as the honorary chair of the Celebration of Life, the most significant fundraising event for breast cancer in Austin, Texas.

In partnership with the Austin Business Journal, McWilliams enjoys volunteering as a business mentor to other young women in Central Texas. Aside from her continued board service with Preservation Austin, Ballet Austin and the Pease Park Conservancy, she also served as a member of the Girl Scouts Centennial Celebration Committee and chaired Austin's largest charity event, the Ballet Fete, benefiting Ballet Austin. McWilliams additionally co-chaired the Marathon Kids gala and was a chair of the University of Texas Blanton Museum of Art Gala. In support of the Center for Child Protection, McWilliams was a celebrity dancer for Austin's inaugural "Dancing With The Stars" fundraising event. She is a proud past member of the Texas Emerald Ball Committee, whose endeavors support the American Ireland Fund.

During the 86th Legislative Session, McWilliams also served on the Governor For A Day Committee.

Tony Niknejad is a distinguished policy strategist and government relations expert, skilled in the areas of legislative advocacy, fiscal management, and strategic planning. Tony assists clients with navigating the Tennessee political landscape, orchestrating policy and legislative initiatives, and steering comprehensive advocacy and public engagement campaigns. From 2019 to 2023, he was the Policy Director for Tennessee Governor Bill Lee, serving as a key advisor and leader for the Governor's Cabinet and leading many of the Administration's major policy reforms. As policy director, Tony also played a critical role in Governor Lee's successful 2018 campaign and post-election transition. Tony spearheaded key policy initiatives across a wide span, specializing in education, workforce, tax and healthcare policy.

• He was a driving force behind multiple Administration legislative initiatives, including the Education Savings Account Act of 2019, the Literacy Success Act of 2021, the Tennessee Strong Families Initiative, and the Tennessee Works Tax Act of 2023.


• Tony also led federal and multi-state relations through the COVID pandemic, coordinating the Financial Stimulus Accountability Group, which managed the allocation of over $6 billion in federal funds received through the CARES and American Rescue Plan Acts.


• Prior to his work with Governor Lee, Tony served as state director for a school choice advocacy organization, overseeing Tennessee PAC activities and lobbying efforts from 2013 to 2017.


• Before that, he served as a legislative staffer in the Tennessee State Senate during the 107th General Assembly.


• Tony is a member of the State Bar of Tennessee and graduated from Vanderbilt University Law School in 2011. He received his bachelor's degree from the University of Georgia, where he double-majored in Economics and Philosophy. He was selected for the Harvard Business School Young American Leaders program, Nashville Class of 2019.