"Olsen Thielen brings me up to speed, and their expertise helps us in more ways than just accounting." - Ronald Laqua, Halstad Telephone Co.

Olsen Thielen & Co., Ltd. publishes a bi-monthly newsletter designed to present information on business and tax matters in general terms for our clients. The O&T Adviser is written by the staff of Olsen Thielen & Co., Ltd. Please check out our latest edition.

Auditing & Accounting

Tax Services

Personal & Business Consulting

Olsen Thielen Technologies

Telecom & Energy Consulting

Retirement Plans & Employee Benefits

Valuations

Management & Advisory Services

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Overview

Auditing & Accounting Services

Solid financial analysis and smart planning are critical to running your business effectively. You and your management face tough decisions every day.

At Olsen Thielen, our auditing and accounting services are designed to provide timely, accurate and insightful information necessary for decision making.

Services available to you and your business include:

Audits, reviews and compilations
Cash flow projections
Internal control reviews
Sarbanes-Oxley Consulting Services
SEC filings
Outsourcing:
- CFO/Controller
- Bookkeeping
- Internal audit
- Payroll services