0-5 years

Prior to joining JohnsonPossKirby in 2017, Luke served Capitol Hill in the Tennessee General Assembly, the Department of Finance and Administration, and the Office of Governor Bill Haslam.

Luke began working in politics in 2009 for Representative Pat Marsh and then joined Governor Haslam's office in February of 2011. During his tenure there, Luke helped shepherd the Governor's signature legislation through the legislative process. These initiatives include teacher tenure reform, tort reform, the TEAM Act, the Prescription Safety Act, and TN Promise to name a few. In 2015, Luke left the Governor's office to join Commissioner Larry Martin and the Department of Finance and Administration.In his role as Legislative Liaison, Luke was responsible for communicating with the legislature on behalf of Commissioner Martin and the divisions within the department. Luke worked with the Commissioner, Strategy Technology Solutions (STS), Benefits Administration, and the Division of Budget to achieve the department's goals and facilitate a strong working relationship between the department and General Assembly.

In addition to his work with the F&A divisions, Luke played a role in preparing the Governor's Budget and advocating for its approval in the General Assembly. These budgets included the largest tax cut in state history, two debt free budgets, and significant investments in recruiting jobs.Luke and his wife, Katie, live in Franklin with their two daughters, Ryall and Mackie.

6-10 years

Jennie served as the primary staff member for the House Education Committee.

Jennie Previously served as:
Senior Director of Government Relations and Policy, University of Memphis, 2018-2019. Built and maintained relationships, studied policy initiatives, and advocated for funding before state, local, and Federal officials. Successful in securing capital funding for the Lambuth Campus, a first for the University. Organized the inaugural University of Memphis Legislative Retreat, bringing a record 40 legislators from across Tennessee to the University of Memphis Campus.

Director of Government Relations, State Collaborative on Reforming Education (SCORE), 2014-2018. Represented Tennessee's leading education policy and advocacy organization before the Tennessee General Assembly. Successfully designed and executed a statewide roadshow for a Governor's cabinet member to interact with business and community stakeholders.

Legislative Staffer, Tennessee General Assembly, 2011-2014. Worked for the Tennessee General Assembly in several roles including Research Analyst for the House Education Committee. Developed strong working relationships with key education and business community stakeholders. Maintained a deep understanding of education-related legislation to serve as the primary policy advisor to the committee.

Fundraiser and Campaign Coordinator, Congressman Bill Cassidy, 2010-2011.

Trammel began his time in Tennessee State politics as a key legislative liaison for the Department of Finance and Administration under Governor Haslam. During this time, he worked on the state's budget process, information systems and insurance plans and served as a vital link to the General Assembly on several topline legislative priorities.

Trammel transitioned to the private sector after the Haslam Administration to serve as a senior government relations advisor at Butler Snow. There he leveraged strategic procurement to create open channels of communication with top decision-makers and lobbied a variety of issues including health care, insurance and telecommunications.

Trammel is an alumna of the University of Tennessee–Knoxville, where he graduated magna cum laude and received his law degree from the University of Memphis. He has been listed among Ones to Watch in government relations practice by Best Lawyers in America®.

Originally from Brentwood, Trammel lives in Franklin. Outside the office, you can catch him at one of his kids' sporting events or out on the golf course.

6-10 years

0-5 years

Nathan Poss has over 20 years of experience in both the public and private sector. His focus is to provide clients with a comprehensive range of services, including: legislative drafting and tracking, policy development, governmental lobbying (at all levels), strategy development, and business procurement.



Prior to forming JohnsonPossKirby Government Relations in 2007, Nathan served as a principal at Smith Johnson & Carr, focusing on lobbying efforts for the firm's business clients and taking the lead on procurement strategies.



Before entering into the lobbying world, Nathan served seven years on Capitol Hill as a legislative assistant to then Speaker Pro Tempore of the Senate, State Senator Bob Rochelle. During his tenure with the state, he played an important part in writing and developing legislation, organizing political strategies, building coalitions, and monitoring legislation for committees. Poss has also been actively involved in numerous successful political campaigns.



Poss has built a reputation of hard work and respect among those on Capitol Hill. Working with major players in the state's business community, he has served as a key strategist on major environmental and tax issues. Nathan has garnered a reputation for producing tangible results through well-executed and intricate lobbying efforts designed to achieve long lasting success for his clients.

In addition to his lobbying successes, Nathan has extensive experience with the procurement process in Tennessee. Recently recognized by the TN Report for being known as an "expert in the state's purchasing practices," Nathan has cultivated the necessary connections with top-level decision makers throughout all areas of state government. Throughout his practice he has developed a strong grasp of the state's purchasing processes, and has successfully secured multi-million dollar purchases for numerous clients.

Nathan is a graduate of Cumberland University with a B.A. in Social Science. A native Tennessean, Nathan grew up in Lebanon and currently lives in Green Hills with his wife Molly.

6-10 years

Dianne began her career at the Massachusetts State House alongside freshman State Representative Marty Walsh, now former Secretary of the US Department of Labor. From there, she led public policy and intergovernmental relations for Massachusetts public safety and public health agencies. In those roles, she secured major funding for operations and capital improvements, and policies to improve services to the Commonwealth's most vulnerable residents. Shortly after Walsh became Mayor in 2014, she helped him build out Boston's first-ever Economic Development cabinet.Her experience includes public policy, legislative, and regulatory work for legislative, executive, and independent state agencies, municipal government, political campaigns, and private consulting. Dianne specializes in public safety, construction trades issues, the cannabis industry, and public health.

15-20 years

With twenty years of senior leadership experience in public policy and external affairs, Michael is a valued partner for business leaders navigating the intersection of the public and private sectors at the state level. Michael helps lead the state health care practice, while his passion for emerging technology has translated to a thriving practice in this space for Tremont Strategies.

Before his role as a founding partner at TSG, Michael served as Vice President for External Relations at an international medical services where he led government affairs, communications, business development and community relations.

Prior to that, Michael was Executive Vice President at a top healthcare public affairs firm, as well as Managing Partner at a multistate and federal government relations firm. Michael began his career in working in the Maine State Senate and later served as senior staff member for the Massachusetts Democratic Party.

Michael is on the Board of Directors of the Harvard Street Neighborhood Health Center and a Liaison Board Member for the Goldfarb Center for Public Affairs. Michael graduated with distinction with a degree in Government from Colby College.

Holly Salmons Kirby is a principal with JohnsonPossKirby Government Relations. She has been working on the hill and in other functions of state politics since 2000. Kirby served as an intern for the Senate Transportation Committee during the 102nd General Assembly. There she worked on key pieces of legislation such as fiber optic right-of-way for the Intelligent Transportation System and primary restraint. Kirby attended the University of Tennessee at Martin and Western Kentucky University where she received her Bachelor of Arts in Political Science. After graduating from Western Kentucky, she served as one of the field coordinators for Andy Womack's gubernatorial campaign. In this capacity, she managed all volunteer efforts, coordinated supporter databases, and assisted the candidate at events across the state.

Holly began her lobbying career when she interned for the firm of Smith Johnson & Carr in 2002. She returned to the firm as an associate for Bo Johnson in 2003. In this capacity, she worked on many issues ranging from outdoor advertising and railroads to manufacturing and alcoholic beverages. In 2006, Kirby worked with key legislators and railroad representatives to pass legislation strengthening the railroad trespassing laws.

In 2007, Holly accepted the position of Senior Associate with the new firm, JohnsonPoss Government Relations. In this capacity she continued to focus on the wide range of business issues she had worked on previously while expanding her work scope to include a variety of education issues. In 2010, Holly accepted the offer to become a principal in the firm.

20+ years

I served over twenty years at the local, state legislative and executive levels of government before entering the private sector. My background includes serving former Massachusetts Governor Mitt Romney as Legislative Director and working along-side the former Speaker of the Massachusetts House of Representatives, Thomas M. Finneran. I also worked as the Director of Government Relations & Educator Licensure for the Massachusetts Department of Education. Elected to two terms as a Revere, Massachusetts City Councilor-At-Large, and a member of Revere's School Committee for 6 consecutive years, I am also a licensed Superintendent, Assistant Superintendent and School Business Administrator in Massachusetts.

Throughout my career, I have been fortunate to establish lasting relationships which have led to noteworthy victories on behalf of clients. Whether it is legislative or regulatory; fiscal or procurement related, my respect, access and ability to nimbly navigate government is unrivaled.

Part of Boston's State and Local Affairs practice, representing clients ranging from Fortune 50 companies to non-profits. Represents a diverse set of clients; i.e., energy, high tech, healthcare, finance, consumer, and non-profit. Mulvey manages Boston's state and municipal procurement practice.

Prior to coming to DSG, Mulvey was a Principal at Fort Hill Advisors, a boutique lobbying firm located on Beacon Hill in Boston. Mulvey also worked in the Government Law & Strategies Legal practice at the Law Firm of Brown Rudnick. He also served as General Counsel for the Retailers Association of Massachusetts.

Mulvey was born and raised in Belmont, MA. He currently resides in Reading, MA with his wife and four sons. Mulvey is a 1991 graduate of Stonehill College and a 1997 graduate of the Massachusetts School of Law.

Katie has been working on Capitol Hill and in other functions of state politics since 2007. Katie has worked in the office of United States Senator Lamar Alexander, as well as the Office of Governor Bill Haslam.

During her tenure in Governor Haslam's office, Katie was instrumental in the governor's Drive to 55 Initiative, helping shepherd key legislation such as the Tennessee Promise and the FOCUS Act.

While working as Director of Legislation, Katie advised the governor, his senior staff, and twenty-three state agencies on political strategy and legislative affairs.

Prior to joining the JohnsonPossKirby team, Katie worked as Senior Advisor of Government Affairs and Economic Development at Bradley Arant Boult Cummings, LLP.

Katie graduated from the University of Tennessee at Martin in 2008. She continues to serve her alma mater as a member of the Advisory Board.

Katie lives in Franklin with her husband, Luke, and daughters Ryall and Mackie.