The Law Offices of John P. McDonnell Introduce
Navigating the complexities of tax law, estate planning, and business disputes can be a daunting task. For residents and businesses across Los Altos and the broader California region, having a knowledgeable and dedicated legal partner is essential. The Law Offices of John P. McDonnell stand out as a premier resource, providing specialized expertise and committed representation for a wide range of legal challenges. Located conveniently in the heart of Los Altos, this firm has built a strong reputation for delivering effective, professional, and personalized legal services tailored to the unique needs of each client. Whether you're facing a challenging IRS audit, planning for your family's future, or dealing with a complex business dispute, Mr. McDonnell’s team offers the experience and strategic insight required to achieve favorable outcomes.
The firm’s focus on complex legal areas ensures that clients receive highly specialized advice. This is not a general practice firm; it is a dedicated legal resource for matters that require deep knowledge of tax codes, estate laws, and business regulations. This specialization allows for a more focused and effective approach, which can be invaluable when the stakes are high. From resolving long-standing tax issues to setting up sophisticated estate plans that protect your assets for generations, the practice covers a wide spectrum of critical legal needs. Their approach is not just reactive but also proactive, helping clients plan ahead to avoid future legal entanglements. This forward-thinking mindset is a cornerstone of their practice, providing peace of mind and long-term security for their clients throughout California. The friendly yet professional tone of the office makes what can often be a stressful process much more manageable, fostering trust and open communication from the first consultation.
The Law Offices of John P. McDonnell are located at 40 Main St, Los Altos, CA 94022, USA. Situated in a central and accessible part of Los Altos, the office is easy to find for those living and working in the area. The firm’s commitment to client convenience extends to its physical location, which is designed to be accessible to everyone. The office features a wheelchair accessible entrance, making it easy for all clients to attend in-person appointments. Additionally, there is a wheelchair accessible parking lot and a wheelchair accessible restroom on-site, further ensuring that the premises are welcoming and accommodating to all individuals. This focus on accessibility reflects a broader commitment to client care and service. For those who prefer to be seen at their location, onsite services are also an option. Given the nature of legal consultations, appointments are required or at least highly recommended to ensure that a dedicated time slot is available for a thorough and productive meeting. This structured approach helps ensure that every client receives the full attention they deserve from the team.
The firm offers a comprehensive suite of legal services across several specialized practice areas. These services are designed to address the most pressing legal and financial concerns for both individuals and businesses. The expertise provided is a result of years of dedicated practice and a deep understanding of ever-changing legal and financial landscapes. The team stays current on new laws and regulations, ensuring that the advice provided is always up-to-date and strategically sound. Clients can feel confident knowing they are receiving counsel from a firm that is at the forefront of its fields. This depth of knowledge is particularly critical in areas like tax law, where a small change in the code can have significant implications. The firm’s proactive approach to staying informed helps them to anticipate issues before they become major problems for their clients. Whether it is a simple matter or a complex, multi-year dispute, the firm is equipped to handle the case with the necessary attention and care.
Services Offered:
- Tax Attorney Services: This includes everything from IRS audit representation and IRS appeals to resolving past-due taxes and unfiled tax returns. The firm also handles complex issues like foreign bank account reporting, federal tax law, tax litigation, and tax court cases. They provide essential legal representation to help clients settle with the IRS and navigate complex tax controversies.
- Estate Planning Attorney Services: The firm specializes in sophisticated estate planning. This involves developing strategies to protect assets, plan for the distribution of wealth, and ensure that your wishes are honored. Their expertise can help clients with a wide range of estate-related matters, from setting up trusts to minimizing tax liabilities on inherited property.
- Tax Consultant Services: Beyond legal representation, the firm offers expert tax consulting. This includes strategic tax planning to minimize future liabilities, providing tax advice, and helping with tax compliance. They also assist with the preparation of business tax returns and offer guidance on complex tax bills.
- Business Attorney Services: The firm provides comprehensive business law services, including business advice, litigation, and resolving business disputes. They assist with business tax issues, business tax planning, and provide strategic legal counsel for a wide range of corporate matters.
The firm’s approach is built on a foundation of core features and values that set it apart. These highlights are not just talking points but are reflected in the exceptional outcomes and positive client feedback. The team’s dedication to honesty, expertise, and personalized service is what makes them a trusted partner for so many people in the Los Altos area. They understand that every case is unique and requires a tailored strategy. They don't offer one-size-fits-all solutions, but rather they take the time to listen to their clients' specific concerns and goals before developing a plan. This client-centric approach ensures that the legal strategy is aligned with the client’s best interests, leading to more successful and satisfying results. Their reputation for working aggressively on behalf of their clients is well-earned, as shown in the glowing testimonials from people who have experienced their services firsthand.
Features / Highlights:
- Proven expertise in complex tax and estate matters, as evidenced by successful case outcomes and client testimonials.
- Aggressive and dedicated representation for clients, working tirelessly to achieve prompt and fair results.
- Honest and knowledgeable counsel, providing clients with a clear and realistic understanding of their legal options.
- Specialized services in audit representation, business litigation, and sophisticated estate planning, ensuring targeted and effective legal support.
- Convenient and accessible office location with wheelchair-friendly amenities, providing a welcoming environment for all clients.
For inquiries, appointments, or to learn more about how The Law Offices of John P. McDonnell can assist with your legal needs, you can contact the firm directly. The team is ready to answer your questions and provide the guidance you need. It is always recommended to call and schedule an appointment to ensure you receive the dedicated time and attention required for a thorough discussion of your case. Building a relationship with a trusted legal professional is a critical step in securing your financial future and resolving legal issues with confidence. The friendly and professional staff are ready to help you take that important first step. You can reach out to them via phone or visit the office during business hours to start your journey toward a resolution. The firm's commitment to responsiveness is a testament to their dedication to providing excellent client service from the very first interaction.
Contact Information:
- Address: 40 Main St, Los Altos, CA 94022, USA
- Phone: (650) 991-9909
So, what makes The Law Offices of John P. McDonnell a truly exceptional choice for your legal needs? The answer lies in their remarkable track record and unwavering commitment to client success. As one satisfied client noted, Mr. McDonnell helped them win a complex fee dispute case, recovering a substantial amount of money. The client praised his "expertise and dedication," noting that he "achieved an outcome that exceeded my expectations." This testimonial highlights not only the firm's legal prowess but also its ability to deliver results that make a tangible difference in people's lives. Another client, who had been referred to the firm by both a local CPA and an estate attorney, shared how Mr. McDonnell was able to persuade the IRS to waive thousands of dollars in penalties without the time and expense of a trial. This demonstrates the firm's strategic ability to achieve favorable outcomes efficiently and effectively. These real-world examples show that the firm lives up to its reputation for "working aggressively on behalf of their clients." The combination of deep tax law expertise, a reputation for aggressive and effective representation, and a personable, honest approach makes The Law Offices of John P. McDonnell a premier choice for anyone in Los Altos or the greater Bay Area seeking professional legal counsel. The firm’s focus on client-centric service ensures that every individual’s case is treated with the seriousness and dedication it deserves, fostering a relationship built on trust and mutual respect.
The Law Offices of John P. McDonnell Services
Tax Consultant
- IRS audit representation
- Tax planning
Tax Attorney
- Audit Representation
- Business Advice
- Business Attorney
- Business Disputes
- Business Law
- Business Litigation
- Business Tax Issues
- Business Tax Lawyer
- Business Tax Planning
- Business Tax Returns
- Estate Planning
- Federal Tax Law
- Federal Tax Problems
- Foreign Bank Account Reporting
- Irs Appeals
- Irs Audits
- Irs Lawyer
- Irs Settlement
- Legal Advice On
- Legal Representation To
- Past Due Tax
- Retirement Plans
- Setting Up
- Tax Advice
- Tax Advice and Tax Planning
- Tax Bills
- Tax Code
- Tax Compliance
- Tax Controversies
- Tax Court
- Tax Disputes
- Tax Law Attorney
- Tax Litigation
- Tax Litigation and Audit Representation
- Tax Planning Strategies
- Tax Return Preparer
- Unfiled Tax Returns
Attorney
- Business Advice and Litigation
Estate Planning Attorney
- Sophisticated Estate Planning
The Law Offices of John P. McDonnell Details
Service options
- Onsite services
Accessibility
- Wheelchair accessible entrance
- Wheelchair accessible parking lot
- Wheelchair accessible restroom
Amenities
- Restroom
Planning
- Appointment required
- Appointments recommended
The Law Offices of John P. McDonnell Photos








The Law Offices of John P. McDonnell Location
The Law Offices of John P. McDonnell
40 Main St, Los Altos, CA 94022, USA
The Law Offices of John P. McDonnell Reviews
Exceptional experienceI was very lucky to have found Mr. McDonnell.He helped me win a complex fee dispute case and recover a substantial amount of money. His expertise and dedication were evident in how thoroughly they prepared for my case, and he achieved an outcome that exceeded my expectations. He is incredibly knowledgeable, personable and best of all he is honest. I highly recommend him.
September 06 · H HassJohn McDonnell has represented our family on several complex cases over the past three years, and achieved prompt and fair results every time.John represented us against the IRS when they pursued thousands of dollars in penalties against our partnership due to some late tax filings.John was able to persuade the IRS to waive the penalties, without the time and expense of a trial.We had been referred to John by both a local CPA as well as our family estate attorney, because our tax matters were not in her area of practice.They recommended John for his expertise on tax and estate matters, as well as a reputation for working aggressively on behalf of his clients.John lived up to that reputation in the work that he did on our case, and we have recently retained his services again to help us to deal with property transfer tax issues.
March 27 · Thomas VivianJohn McDonnel is an intelligent, astute, ingenious lawyer.I have known John since 2002. He has won every case, and will not take your case unless, he knows he can win it. If you are having tax or having any litigation issues...I highly recommend John McDonnell.
May 12 · Susan TimneyJohn has represented me and my companies in a number of business and tax matters since 1991, and I can say that we have always had a successful outcome. I refer all my friends with legal problems to John.
April 12 · Trivi CorporationJohn was very professional and knowledgeable and answered all of my questions about taxes in CA! I would definitely work with him again.
October 21 · Prakalp Sudhakar
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