Bookkeeping. Accounting & Reporting.
The Giersch Group is a bookkeeping and management consulting firm with offices in Milwaukee Wisconsin, providing flexible support to small and medium sized businesses throughout the greater Milwaukee area.
Book a free 30-minute consultation and we’ll review the financial state of your business in plain English and design a time and cost-effective approach to achieving your goals.
Giersch Group - Mequon Office 10624 N Port Washington Rd STE 230, Mequon, WI 53092
(414) 255-4866
Business hours: Monday-Friday 7am - 7pm, Saturday 9am - Noon
Our Mequon team delivers timely, CPA-ready bookkeeping for small businesses, nonprofits and family-owned companies. With consistent monthly reporting and responsive support, we make it easier to understand your numbers and act with confidence.
Bookkeeping & CPA-ready financial reporting
QuickBooks setup & support
Payroll and basic HR services
Cash reserve planning & forecasting
Tax compliance & audit prep
Financial modeling & consulting
Whether you're an established company near Main Street or a startup in need of structure, Giersch Group offers outsourced accounting designed for your budget and workflow. We support project-based needs, recurring engagements and part-time arrangements, with no internal hires required. We additionally provide CFO services, offering experienced guidance to manage cash flow, set financial goals and support long-term planning.
Our Mequon professionals collaborate directly with business owners and executive teams to improve accuracy, reduce stress and create scalable systems to grow with your business.
We specialize in working with nonprofit leaders and family-run businesses throughout Mequon. From nonprofit bookkeeping to grant compliance and donor reporting, we bring clarity and structure to your financials. We provide nonprofit consulting, family business board services and succession planning, supporting both day-to-day operations and long-term transitions.
Our pricing is clear, scalable and based on your unique financial goals. We don’t lock you into long-term contracts and we adjust as your needs change.
You’ll always know what to expect with our services.
Giersch Group is more than a bookkeeping provider. We’re a consulting firm committed to helping small businesses, nonprofits and startups achieve long-term success. Many of our Mequon-area accountants come from entrepreneurial backgrounds, giving us firsthand knowledge of small business operations, finances and growth challenges.
Whether you're catching up on overdue books, planning a merger or acquisition or working toward sustainable growth, our team delivers consistent, high-value support.
Giersch Group supports clients across Wisconsin through our offices in Milwaukee, Brookfield, Madison, Mequon, West Bend, Racine and Appleton. Whether you prefer to meet in person or work remotely, our accounting firm provides consistent, personalized support to business owners across Wisconsin.
Choose financial peace of mind today.