Isler Northwest LLC is a locally-owned firm of certified public accountants and business advisers located in the heart of Portland, Oregon.
Isler Northwest LLC is a locally-owned firm of certified public accountants and business advisors. Isler Northwest began in 1961 as the individual practice of Robert Isler & Co., and has since enjoyed a steadily growing presence throughout Oregon and the region. Through strategic alliances we reach out to serve clients in neighboring states, as well as clients in Europe, Asia, Latin America, and f
rom virtually one end of the globe to the other. Our local, regional, and global resources, our expertise, and our emphasis on innovative solutions and continuity create value for our clients. Our service goal is to earn our clients’ trust in us as their primary business and financial advisors. We bring our clients and employees the best of two worlds. We are small enough to cultivate and encourage close, personal, long-term relationships but large enough to offer the depth of experience and expertise required to earn your trust and help you meet your goals - whatever your needs, whatever your business, wherever in the world you may be. Teamwork is at the heart of our organization, both internally and externally. This creates an environment where our clients and our professionals have ready access to decision makers, can be assured of meaningful and reliable support, and can develop consistent and loyal partnerships. The firm was also named one of the Best Companies to Work For by Oregon Business Magazine. Specialties: Assurance services, Tax planning & compliance, Employee benefit plan audits, Risk management services, Litigation support, Expatriate tax services, Estate & retirement planning, Succession planning, Theft & Fraud Detection
09/08/2026
📚 Time for a business report card!
Before Q4 begins, review your revenue, profits, cash flow, operations, and tax planning. There’s still time to make improvements before year-end.
September has several important tax deadlines for individuals and businesses, including estimated tax payments, S corporation and partnership returns, payroll tax deposits, and more.
Make sure you have these dates on your calendar and are prepared to meet your deadlines.
💰 Saving for retirement? You may be eligible for the Saver’s Credit, which can help reduce your tax bill through 2026. Starting in 2027, the benefit will shift to a Saver’s Match that puts money directly into qualifying retirement accounts.
Your business has changed, but has your compensation strategy changed with it? Revenue, profitability, responsibilities, and staffing can all impact what makes sense for your salary. Learn why S corporation owners should regularly review their compensation strategy as their business evolves.
Some taxpayers are experiencing longer refund delays after receiving an IRS CP53E notice. If you prefer a paper check, your refund could take several additional weeks to arrive. Learn what this notice means and what you should do if you receive one.
QuickBooks Online makes it easy to create professional invoices, set payment terms, accept online payments, automate recurring invoices, and track what’s paid or overdue. Learn how to make the most of QuickBooks invoicing tools and improve your cash flow.
🏡 Think your mortgage is a good deal? Think again.
The first mortgage offer you receive may not be your best option. Comparing rates and understanding the tax implications could save you thousands over the life of your loan. Learn what to consider before buying a home or refinancing.
🏡 Planning a move or splitting time between states? Your domicile and the place you consider your permanent home can have a major impact on your taxes. Learn what factors determine domicile and how proper documentation can help reduce tax risks.
💼 Employee benefits can do more than attract and retain talent—they may also offer valuable tax advantages. From retirement contributions and health insurance to educational assistance and transportation benefits, learn how fringe benefits can benefit both employers and employees.
🚗 The IRS has increased the 2026 business mileage rate! The new rate is 76¢ per mile for business use from July 1 through December 31, 2026. Learn what’s included, what you can deduct in addition, and when switching methods may make sense.