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Consulting Actuaries

Serving Multiemployers Since 1967

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Our Story

Since 1967, O’Sullivan Associates has proudly specialized in serving Taft-Hartley plans. Over the past 40+ years, we’ve seen major shifts in employee benefits — from ERISA funding requirements to rising healthcare costs and evolving delivery systems.

Through it all, our team of ten professionals has remained at the forefront, offering innovative plan design and cost-containment strategies. Today, we consult with over 50 Taft-Hartley clients across the Northeast, Midwest, and Mid-Atlantic, covering around 150,000 participants and over $4 billion in assets.

Rooted in experience and focused on the future, we continue to serve with the same dedication that started it all.

Benefit plans for security and efficiency.

Cost-control strategies and execution.

Plan documents and communications.

Service provider evaluations.

Assessments of costs and liabilities.

Accurate benefit calculations.

Our Services

Asbestos Workers • Bricklayers • Carpenters • Cement Masons • Electricians • Hotel & Restaurant Workers • Iron Workers • Laborers • Longshoremen • Machinery Workers • Office Workers • Operating Engineers • Pipe Fitters • Plumbers • Riggers • Sheet Metal Workers • Teamsters • United Food & Commercial Workers

Let's Talk!

Our mission is to provide the highest level of service and knowledge to our clients to enable them to successfully manage their plans for the long-term.

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