top of page
Colette and Co luxury background

Our Services

Precision. Expertise. White-glove service.

At Colette & Co. Tax Boutique, we provide comprehensive employment tax advisory services designed to simplify compliance, reduce risk, and empower businesses to operate with confidence. Our boutique approach combines technical expertise, proactive guidance, and personalized attention — ensuring every client receives white-glove service tailored to their unique needs.

Employment Tax Registrations

Seamless setup and compliance for new and expanding businesses.

We handle all aspects of business and employer SIT and SUI registrations, guiding you through the complexities of multi-state requirements. Whether you are establishing operations in a new state or expanding your workforce, we ensure proper registration, timely submissions, and ongoing compliance. Our strategic approach helps businesses avoid costly errors and maintain operational continuity.

Business and employer tax registration services by Colette & Co.
SIT and SUI wage reporting service for businesses

Wage Reporting & Payroll Compliance

Accurate, timely, and fully compliant payroll reporting.

Managing state and federal wage reporting can be complex and time-sensitive. We prepare and review all SIT and SUI wage reports, ensuring accuracy and compliance while mitigating risk. Our team keeps track of deadlines, regulatory changes, and best practices, so you can focus on your business while we handle the details of payroll compliance.

Employer Account Deactivations

Proper closures and filings to maintain a clean compliance record.

When businesses close or restructure, properly deactivating employer accounts is critical to avoid penalties or future compliance issues. We guide you step by step through the deactivation process, completing all necessary filings with state agencies and ensuring your accounts are properly closed. Our meticulous approach gives you peace of mind and reduces administrative burden.

Employer account deactivation and compliance support
IRS resolution services by Colette & Co.

IRS & State Resolutions

Expert guidance for complex tax matters.

Navigating IRS notices, audits, and state tax inquiries can be stressful and confusing. We provide structured, strategic support to resolve employment tax issues efficiently. Our team assesses each situation, develops a clear plan, and communicates proactively, ensuring you remain informed and confident throughout the process. We focus on achieving optimal outcomes while minimizing disruption to your business.

Technical Research & Memo Writing

Clarity, insights, and actionable guidance for complex questions.

For technical or complex employment tax matters, we provide detailed research, analysis, and written memos. Our documentation breaks down complicated topics into clear, practical recommendations, helping you make informed decisions and implement compliant, strategic solutions. This service is ideal for internal teams, leadership, or advisory purposes.

Technical memo writing and tax research services
Chicago city skyline at dusk with luxury boutique tax advisory branding

Let’s simplify your Employment Tax strategy.

Get in touch to discuss your needs — we’re here to provide personalized solutions and expert guidance tailored to your business.

bottom of page