As the situation in Ukraine evolves, businesses should be mindful of potential risks to their people, assets, operations, or supply chains in the region and globally. Marsh, as part of the Marsh McLennan family of companies, has created a page with information, tools, and resources related to the Russia-Ukraine conflict. Please visit the page for the latest information.

King of Prussia

Marsh McLennan Agency’s King of Prussia office, formerly known as Trion, serves as our corporate headquarters, as well as our location focusing on our technology consulting, administration solution practice and is home to our benefits service center. We offer strategic consulting on HCM/HRIS/Ben Admin technology, full outsourced benefits administration, and a standalone service (COBRA, Spending Accounts and ACA). Our focus is educating and successfully guiding our clients and prospects through the emerging market demand for technology.

King Of Prussia
2300 Renaissance Blvd
King Of Prussia, Pennsylvania 19406-2639

(877) 652-6712

Local Support | Global Reach

Wide industry expertise.

Our promise is to connect you with our team of professionals who have specific expertise in your industry.


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Andrew Neary


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Theresa Stenger

Practice Leader, Employee Health & Benefits Consulting

610) 684-3323

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Gregory Norton

Practice Leader ADL

(914) 364 8507

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Robert Popolizio

Practice Leader, Technology Consultant & Administrative Solutions

(610) 551-7673

Client Tools

Well-Being Your Way

In addition to your company’s core benefits, it has become essential for the best companies to offer programs that support their employees’ overall well-being. Our program, Well-being Your Way, allows us to provide more tools and resources for you to take advantage of based on your business needs. We believe in going beyond just the physical components of health and instead offer a more holistic solution that recognizes the four facets that impact our overall well-being.

Fiduciary Vault

Our online document repository, the Fiduciary Vault, safeguards all plan documents, meeting minutes, investment monitoring reports, testing results, education campaigns, etc. for the plan sponsor. The Fiduciary Vault facilitates plan audits and provides easy, secure access to all plan-related documents.

ADL Vlog

Join host Gina Gabriele for our new video series, Gina’s Gems, as she introduces colleagues from our Absence, Disability & Life practice as they discuss current trends, topics, and considerations for employers as they navigate the complexity of leave management.