20+ years

Tim provided a long sought-after voice to retirees in the Retired Detroit Police & Fire Fighters Association. He and his team successfully fought unions, the City of Detroit, and the pension board's opposition to amend decades-old state law. The association spent 25 years trying to obtain representation on its pension board through litigation and city charter amendment to no avail. Tim and his team did it in a fraction of the time.

Prior to becoming president of MLC, Tim was appointed as Governor John Engler's Campaign Manager to manage his 1998 re-election campaign, after having worked in the Governor's office as Director of External Affairs and Deputy Director of Public Affairs. Former positions also included stints in the Michigan House and Senate, Oakland County government and Senior Director of Government Affairs of the Michigan Credit Union League.

Lawrence Bell joined Cornerstone in February 2023 from Sen. Warnock's (D-GA) office where he served as Deputy Chief of Staff and Senior Advisor. Lawrence joined the Senator's office after serving as an Advisor and Chief of Staff for the Warnock for Georgia Senatorial campaign in the 2020 special election. His leadership role on that campaign led to a historic victory electing the state's first Black United States senator.

Prior to joining the Warnock campaign, Lawrence worked in the Atlanta office of a large law and lobbying firm. There, he represented some of the country's largest corporations, working with state and local elected officials to help shape public policy and regulations across a variety of industries. His role at the firm also included community engagement, helping the organization develop and implement its philanthropic strategy to maximize the firm's impact in the community.

Lawrence has volunteered with numerous organizations including Big Brother Big Sister, Yes Atlanta and Urban League of Greater Atlanta-Young Professionals, among others. He has served on the advisory board for the Young Adult Guidance Center, and the Atlanta Chapter of National Black MBA. He also served on the board for Groundwork Atlanta, a non-profit focused on environmental sustainability and was a Trustee at Ebenezer Baptist Church, where he is still a member. Lawrence was recognized in Southern Journal Magazine as one of their 14 under 40. He received his master's from Georgia State University and his bachelor's from Clark Atlanta University.

Sally Kilpatrick advises a diverse set of clients on state legislative and regulatory issues with a focus on healthcare, energy, education and economic development policy. Sally joined Cornerstone's Atlanta, Georgia office in September 2015 and has more than 10 years of experience providing strategic advice to the private sector.

Prior to joining Cornerstone, Sally served as vice president of government affairs at the Georgia Chamber of Commerce, the state's largest business advocacy organization. Through her seven-year tenure at the Chamber, Sally developed an extensive background managing legislative and regulatory issues in the policy areas of water, energy, education, economic development and health care. While at the Chamber, Sally served on the Technology Association of Georgia's Government Affairs Taskforce and the Georgia Water Alliance. She managed the Georgia Chamber's Local Chamber Legislative Ad Hoc Committee and legislative affairs for Chamber's Small Business Advisory Council.

She has established strong, bipartisan working relationships with House and Senate members of the Georgia General Assembly and state agency officials. Her industry specific knowledge and key relationships have been valuable in assisting clients to successfully achieve their legislative and regulatory objectives at the state Capitol.

Sally is a current board member of Atlanta Moms Making A Difference and serves on the executive committee of the Georgia Chamber's Government Affairs Council.

Sally earned her B.S. in Journalism at Appalachian State University in Boone, North Carolina. She and her husband Trey reside in Atlanta with their daughter, Phen, and son, Clark.

Charlene Puchalla serves as an Assistant Vice President in Cornerstone's Atlanta, GA office, assisting the firm's government relations team with client service activities including conducting research and providing updates on state legislative matters and diverse regulatory issues.

Charlene joins Cornerstone following her time at Wellstar Health System, where she held multiple positions, most recently serving as a Government Relations Specialist. In this role, she developed and managed relationships with elected officials and key staff in Georgia at the local, state and federal levels, while assisting in developing and recommending legislative priorities and goals. Charlene gained invaluable experience summarizing and interpreting the impact of legislation and preparing legislative summaries, regular communications and presentations. She also served as a Legal Assistant of Government Relations at Wellstar.

Prior to Wellstar, Charlene served as a scheduler and field representative for Representative Tom Price (R-GA) for more than seven years. She began her career as a legislative and research aid in the Pennsylvania State Senate.

Charlene earned her bachelor's with a concentration in public administration from Shippensburg University.

Jeff Hamling joined Cornerstone in 2017, bringing a wealth of experience and relationships in Atlanta, Georgia. Jeff came to the firm after two years as a lobbyist in Dentons' Atlanta and Washington offices where he represented a number of corporate, governmental, and non-profit clients.

Prior to Dentons, Jeff worked at the Georgia Chamber of Commerce as vice president for state and federal affairs. Jeff joined the Chamber after serving then-Congressman Tom Price for over five years. Starting as a staff assistant, Jeff was quickly promoted to deputy chief of staff, overseeing the Atlanta office and various aspects of the federal legislative staff.

Jeff has also been recognized by prestigious organizations for professional accomplishments: profiled in Capitol Impact Magazine's People on the Move, "Rookie of the Year" award voted on by his peers in the Georgia lobbying community, and James Magazine's Georgia's Political Influencers in Washington, D.C.