ANDREW H. DOERR is an accomplished government affairs professional, bringing 20 years of lobbying, legislative and political experience to Dykema's Lansing office. At Dykema, he focuses on issues related to: energy, insurance, procurement, regulated industries, corrections, education, local government, nonprofit representation, the Liquor Control Code, licensing, gaming, taxation, procurement and matters dealing with the Department of State among others. He is experienced in review, analysis and drafting of proposed legislation and has testified before numerous House and Senate Committees.

Prior to joining the firm Mr. Doerr served as Deputy Legislative Director and Legislative Liaison for Secretary of State Ruth Johnson. In this role he served as a conduit to Secretary Johnson to both the legislature and the Governor's administration. He was responsible for the Secretary's legislative agenda, including legislative drafting, moving bills through the legislative process, and implementation. Andrew also spent eight years serving as Senator Alan Sanborn's (R-Macomb) Chief of Staff. Focusing on public policy related to the Senators role as Chairman of the Economic Development and Regulatory Reform Committee along with office and personnel management. During his time with Senator Sanborn he also helped manage numerous political campaigns.

Mr. Doerr came to Dykema with years of direct lobbying experience, having served as the Legislative and Political Director for the Michigan Credit Union League (MCUL). While there he oversaw the MCUL's legislative team and worked to promote legislation that benefited credit unions and their industry at both the state and federal level. He was also responsible for PAC fundraising, Grassroots coordination and member advocacy efforts.

Anne Mazuca brings over a decade of legislative experience working at the Texas Capitol, most recently serving six years as Chief of Staff to State Representative R.D. ‘Bobby' Guerra.

During her time working in the Texas legislature, she has worked for Members from Dallas, Galveston and South Texas, allowing her the opportunity to build relationships with local elected officials, community leaders and stakeholders from across the state while working on a wide range of policy areas. Prior to being named chief of staff, she served as a legislative director and legislative aide where she was the primary staff lead for the House Appropriations Committee Article II and Article III focusing on healthcare and education funding, the Public Health Committee, Energy Resources, Business & Industry, Ways & Means and Insurance committees.

In her capacity as chief of staff, Anne was responsible for guiding the day-to-day operations of the Capitol and McAllen offices. Outside of the office, she provided support for her Member's re-election campaign where she provided feedback on messaging, managed all Texas Ethics Commission and campaign finance filings and offered general advice and assistance related to his campaign.

An Austin native, Anne has close ties to the city in which she still resides.

JAMIE A. ZANIEWSKI is a Government Policy Advisor in Dykema's Lansing, Michigan office. Mrs. Zaniewski specializes in health care, insurance, nonprofits, licensing and regulated industries. Through her diverse experiences working in the non-profit sector, legislature and executive office, she brings a unique perspective to formulating solutions.

Prior to joining Dykema, Mrs. Zaniewski served as a senior strategy advisor for Governor Rick Snyder, advising him on health care, insurance and the Michigan Department of Health and Human Services budget. Prior to being appointed to her role in the executive office, she served as a policy advisor to both senate majority leader Arlan Meekhof and senate majority leader Randy Richardville. During her tenure in the Senate Mrs. Zaniewski advised republican caucus members on matters related to insurance and regulatory reform. Her work included drafting, analyzing, and shepherding legislation. Mrs. Zaniewski also served as the Licensing and Regulatory Affairs (LARA) senate appropriations subcommittee advisor. In this role she oversaw the LARA budget through the appropriation process. Prior to coming to Lansing, Mrs. Zaniewski was the contract administrator at one of the state's largest health systems. In this role she negotiated hospital, transplant and home health insurance contracts.

Mrs. Zaniewski has a master of public policy degree from Pepperdine University and a bachelor of arts degree in political science from Western Michigan University.

Martin Hubert brings a wealth of state government experience to the clients of Cornerstone Government Affairs. From his early career as chief counsel to the Senate Natural Resources Committee to his gubernatorial appointment as a commissioner of the Texas Commission on Environmental Quality to his eight years as the deputy comptroller of Texas, Hubert has managed thousands of employees and millions of taxpayer dollars under both Democrat and Republican administrations.

Martin was the 2008 recipient of TSABAA's Administrator of the Year Award. Presented annually, this prestigious award was established to formally recognize state employees who have demonstrated outstanding leadership skills and who have made significant contributions to state agency business administration.

As the final general counsel to legendary Lt. Governor Bob Bullock, Martin learned the mastery of government relations from some of the most influential leaders in Texas history. His knowledge of agriculture stems from generations of the Hubert family's cow/calf and farming operations in South Texas and serving as the Texas Deputy Commissioner of Agriculture for eight years. Martin offers a unique combination of legal, natural resources, tax policy and state government procedural expertise.

Hubert is a graduate of the Georgetown University Law Center and St. Mary's School of Law. He was Brigade Executive Officer in the Corps of Cadets at Texas A&M University, where he was a member of the Ross Volunteers Honor Guard and the Singing Cadets. He successfully completed Army Ranger School and served in the U.S. Army Reserves. He is a marathon runner and coaches his son's little league teams.

Hubert is a second tenor and helps raise money for Legal Aid through the Travis County Bar Association's "Bar and Grill" fundraisers. He and his wife Celeste live in a historic home in Austin, where they are involved with the Austin Symphony, St. Theresa's Catholic Church and School, and the happily busy lives of their children Belle and Patrick.

Tony Essalih joined Cornerstone in 2011 as a co-lead of the firm's flagship Texas office in Houston. He spent 12 years on Capitol Hill and came to Cornerstone from the office of Congressman John Culberson (R-Houston). Tony worked for Congressman Culberson for 10 years, the last five as his chief of staff. Prior to becoming chief of staff, Tony served in a variety of capacities including legislative assistant, legislative director, communications director, and deputy chief of staff. He spent eight years in Washington, D.C. before relocating to Houston in 2007.

As chief of staff, Tony was responsible for guiding the day-to-day operations of the Congressman's Washington and Houston offices, and oversaw a 15-member staff under a fixed budget. Outside of the office, he served as the principal liaison to the Congressman's campaign committee and provided strategic counsel and advice related to his re-election efforts. Tony's areas of policy expertise include transportation, energy, budget and appropriations. Tony also led outreach efforts and served as an emissary on behalf of the Congressman with state lawmakers in Austin and local elected officials in Houston.

Prior to Culberson's election in 2001, Tony worked as a legislative assistant for Congressman Culberson's predecessor, former House Ways and Means Committee Chairman Bill Archer. Tony's began his tenure on Capitol Hill with former House Natural Resources Committee Chairman Doc Hastings.

Tony has advised and assisted numerous local, state, and federal campaigns. He serves on the board of the National InterFaith Foundation, the Advisory Board for the Houston Technology Center, spent two years on the Board of the Spring Branch Medical Center and was a member of Houston Mayor Annise Parker's transition team in 2010.

Tony was born and raised in Fredericksburg, VA and received his B.A. in Political Science from Mary Washington College. He was a member of Mary Washington's NCAA semifinalist men's soccer team. He lives in Houston and has two angelic daughters, Grace and Libby.

Craig Holzheauser brings to Cornerstone years of involvement in Texas state and local politics. The son of a state representative, Craig went to work in the private sector after college before beginning a political career at the state capitol in 2012.

Working as a legislative consultant, managing the campaigns of House and Senate members, and serving as legislative director and then committee director of the House Committee on Public Health in his first year of employment, Craig is goal oriented and proven himself to be a quick study. Craig has a keen political intuition and a knack for developing the type of relationships that matter in campaigns, service of an elected official, or success for his clients.

A native of Victoria, Texas, Craig holds a Bachelor of Science in Construction Science from Texas A&M University.