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Insurance made simple, just the way it should be.

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Individual & Family

Health coverage customized to fit your lifestyle and financial needs.

Medicare Made Simple

Navigate Medicare transitions with confidence and clarity.

Employer Plans

Your team can get affordable, comprehensive health benefits.

Navigate Insurance with Confidence

Welcome to Union Gateway Agency Insurance

Union Gateway Agency in Sidney, Montana has been providing insurance solutions to individuals and many types of businesses across Eastern Montana for years. We are your preferred local health insurance agency helping you with group health plans, family health and supplemental insurance products as well as Medicare supplements and prescription drug plans.

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Domestic Adoptions

Simplify the journey of welcoming a child from within the country into your family.

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International Adoptions

Whether your heart is leading you across the globe or to a local adoption, we can help.

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Second Parent Adoption

Every child deserves a loving home, and we champion the right of all parents to build a family.

Let's Chat – Your Insurance, Your Way

Find the Right Coverage with Confidence

At Union Gateway Agency, we believe insurance is more than policies and paperwork—it’s about people. When you reach out to us, you’re not just another client. We’re committed to finding the right plan for you and being there when you need us most.

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Clear Choices for a Healthier Future

Your Insurance, Your Choices, Made Simple

We pride ourselves on beings a hands on agency and are here to help you with all our question whether it be claims, payments, or policy questions. Insurance and benefits can be overwhelming. It’s our job to make things simple for you!

Bringing Families Together, One Adoption at a Time.

At Greenberg & Greenberg, we specialize in helping families grow. Whether you're adopting a child from within the country or from abroad, or a step-parent looking to legally formalize your role, we're here to help. Our firm also provides services to ensure your family's future is secure. Our team stand with you, making your family dreams a reality.

Get Started
A black and white circle on a white background.

Domestic Adoptions

Simplify the journey of welcoming a child from within the country into your family.

A black and white drawing of a letter r on a white background.

International Adoptions

Whether your heart is leading you across the globe or to a local adoption, we can help.

A black and white drawing of a music note on a white background.

Second Parent Adoption

Every child deserves a loving home, and we champion the right of all parents to build a family.

A white background with a few lines on it

Every step of the way, Joel was always available to us, walking us through the application process.

Past Client
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My mom always said that Barbara and Joel Greenberg were the ones that made us a family.

Past Client
A white background with a few lines on it

It made me smile because my love for my son will be for infinity and so will yours for him.

Past Client
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