More Than Tax Preparation
A Partner in Your Financial Future.
Combining expert tax preparation, investment guidance, and financial planning to help individuals, families, and businesses build confidence and pursue their long-term goals.
Helping Clients Make Confident Financial Decisions Since 1975
Since 1975, ALT Tax & Financial Services has been helping clients make confident financial decisions through trusted advice, personalized service, and long-term relationships. What began as a commitment to serving our community has grown into a firm dedicated to guiding individuals, families, and businesses through their tax, investment, and financial planning needs. We take pride in treating every client like family and providing the expertise they need to pursue their financial goals.
Why Alt Tax & Financial
Decades of Trusted Guidance,
Right Here at Home.
Tax Expertise Meets Thoughtful Financial Planning.
For nearly 50 years, families and business owners throughout the Janesville area have turned to our team for guidance that goes beyond a single tax season. As Enrolled Agents and financial professionals working side by side, we bring tax preparation, investment management, and long-term planning together under one roof, so every decision is considered from every angle.
We take the time to understand your full financial picture before recommending a path forward, and we stay by your side to help you adjust that plan as your life changes.
Our Services
Comprehensive Solutions
for Every Stage of Your Financial Life
Explore how our services can work together to help you plan with confidence.
Portfolio Management
Building a Portfolio Around Your Goals
We construct and monitor diversified portfolios designed to reflect your risk tolerance, time horizon, and long-term objectives.
Retirement Strategies
Planning for the Retirement You Picture
From income planning to Social Security timing, we help you build a retirement strategy designed to support the lifestyle you're working toward.
Estate Strategies
Protecting What You've Built
We work alongside your legal counsel to help you organize your estate and create a plan that reflects your wishes for future generations.
"We measure success not by the size of a portfolio, but by helping clients make informed financial decisions."
Dennis C. Alt, EA, Owner
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Our Team
A Multi-Generational Team
Built on Family Values.
Our team includes multiple generations of Enrolled Agents and financial professionals who have called Janesville home for decades. We built our practice the same way we build client relationships — with patience, consistency, and genuine care.
Resource Center
Insights to Help
You Plan Ahead
Explore articles and guides on the tax, retirement, and financial topics that matter most to you.
Silver Sneakers 101
Preparation is the Key to Retirement
6 Habits to Help Preserve and Encourage Generational Wealth
Contact Us
Midwest Values.
Financial Confidence.
Helping individuals, families, and businesses achieve their financial goals with trusted advice and personalized service.