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30 years of government relations and successful advocacy for some of New Jersey's largest businesses.

New Jersey lobbying, with a strong record of achievements in overcoming state and local challenges


James, Marco & Gov. Florio
Gov. James Florio (right) and Passaic County Freeholder Bruce James (left) present the Green Building Design Award to Passaic County Improvement Authority Chairman Dennis Marco.
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Passaic County Improvement Authority purchases two school buses using alternative funding
that helps local governments save money to be passed on to taxpayers.Read More


Dennis Marco sworn in as North Haledon council memberDennis Marco takes oath as newest council member after his election upset in North Haledon.
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The American Diabetes Association
recognizes Dennis Marco for his three-year contribution to its vital Advocacy Committee.
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With Hamilton Public Affairs, it's always personal

Hamilton Public Affairs has a record of policy achievement that rivals that of any New Jersey lobbying firm, while providing a level of personal involvement that larger New Jersey lobbyists just can't match.

Our clients come from the private, public and nonprofit sectors. They operate at the local, state and national level.

With specific expertise in New Jersey's healthcare and transportation industries, we've overcome hurdles to achieve results that others thought were unlikely, if not impossible. In today's competitive and complex business climate, our New Jersey lobbyists guide you through the maze and minefields of public policy and we make the difference between disappointment and success.

At Hamilton Public Affairs, we take it personally.
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Skilled advocacy yields results for clients

We're proud of all the results we achieve for our clients. Here are two ... you can read more about these and others by clicking the "Read More" links beneath each story.

Horizon BCBSNJ lowers physical therapy co-pays.
Following a prolonged effort between the state's largest health insurer and the American Physical Therapy Association, Horizon agrees to lower co-pays for physical therapy visits.
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A large New Jersey hospital system seeks an advocate
after being denied participation in a key hospital network.
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Your Advocate

Dennis Marco addresses the American Physical Therapy Association of New Jersey
PartnerDennis Marco

30 years of lobbying and public affairs management.


New Jersey lobbying firm Hamilton Public Affairs guides companies in managing regulatory and legislative issues at the local, state and federal levels.


We provide a full range of government relations services in New Jersey and the region, such as lobbying, grass-tops and grassroots advocacy, strategic crisis management and communications, business development and political contribution consulting to ensure compliance with New Jersey's strict Pay to Play laws.



  • Government Relations
  • Strategic Planning
  • New Jersey Lobbying
  • Legislative Monitoring
  • Legislative Bill Preparation
  • Policy Analysis
  • Business Development
  • Coalition Building
  • Community Relationship Building
  • Grassroots Outreach

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  • Healthcare
  • Transportation
  • Labor
  • Associations