Mystic River Insurance Brokers, LLC is built on a foundation of integrity and genuine care. We prioritize personal relationships over profits, ensuring you are treated as a person rather than a policy. By embracing lifelong learning in an evolving industry, we provide modern, reliable protection that secures your future for the long term.
Our Specialists
Steve Siemiatkowski
Partner & Personal Risk Advisor

With over two decades of experience, I focus on crafting reliable protection strategies for individuals and families with complex assets. I believe insurance should be built on trust and personal advocacy rather than just transactions. By prioritizing honest communication and long-term relationships over high volume, I ensure that you receive the dedicated, high-level service you deserve while keeping your most valued assets secure through every season of life.
Michelle Siemiatkowski

Partner & Broker
Starting my career in 2002, I have spent over 20 years mastering the technical complexities of the insurance world, from traditional service to today’s digital innovations. My approach combines deep industry knowledge with a sincere, human-centered focus. I am committed to providing transparent guidance and steady support, ensuring that even the most intricate coverage needs are met with clarity. To me, you are a partner, not a policy number, and I am here to guide you with integrity.