
MA SIERRA TAX & BOOKKEEPING SERVICES, INC. Claim business
About
Our company specializes in tax preparation services for a wide variety of clients. With over 30 years of experience Sierra’s Income Tax & Bookkeeping Services Inc. has the knowledge and expertise you're looking for in a professional income tax preparation firm. We have been in the tax business since 1992; in the city of Pomona then...... See More
Our company specializes in tax preparation services for a wide variety of clients. With over 30 years of experience Sierra’s Income Tax & Bookkeeping Services Inc. has the knowledge and expertise you're looking for in a professional income tax preparation firm. We have been in the tax business since 1992; in the city of Pomona then branching out to Reseda, CA to serve the San Fernando Valley. We make Tax Season stress free for our clients by leveraging our experience and giving them a peace of mind.
Services Offered
- Tax Planning
- Tax Returns
- Bookkeeping
- Current year tax preparation and filing
- Notarization
- Notarial copy certification
- Apostille or authentication
- Past year(s) tax preparation and filing
- Signature witnessing
- Audit and conflict resolution support
Photos & Videos


Reviews
A Quick Look at Customer Sentiment
Overall, customer feedback for Sierra Tax highlights exceptional expertise and efficient service delivered by professionals like Miguel, Alex, and Marco. Many clients appreciate the friendly, accommodating environment and convenient scheduling options, with repeated long‐term patronage attesting to the trustworthiness of the firm. However, a few reviews noted communication issues, unexpected price increases, and occasional errors that suggest areas for improvement in transparency and customer relations.
Deep Dive: Detailed Analysis of Customer Reviews
We’ve gathered and analyzed reviews from real customers across the web to give you an in-depth look at their experiences with MA SIERRA TAX & BOOKKEEPING SERVICES, INC.. Here’s what people are saying about their service quality, professionalism, and reliability:
Overall Experience & Satisfaction
The reviews paint a picture of a business that many clients have trusted for years. Multiple long-term customers speak highly of the overall experience, while a few isolated complaints reflect dissatisfaction due to communication mishaps and pricing surprises.
Service Quality & Expertise
Customers consistently praise the in-depth expertise of professionals such as Miguel, Alex, and Marco. Many highlight the efficient and knowledgeable assistance provided when preparing their taxes. A minority, however, expressed concerns about errors in work, suggesting that while most experiences are positive, quality control might benefit from additional attention in rare cases.
Customer Service & Communication
Numerous clients have commended the friendly and responsive communication, noting that the staff is approachable by phone or text and makes scheduling easy. On the other hand, one account details a challenging interaction with an employee, marked by unexplained price changes, scheduling disputes, and a lack of apology or clarification, which highlights the need for more consistent communication standards.
Value for Money & Pricing Transparency
Many reviewers find the service to be well worth the cost, with reasonable and competitive pricing. There are, however, mentions of unexpected price increases and extra charges that were not clearly explained ahead of time, leading to concerns over pricing transparency and the perceived value of some services.
Timeliness & Efficiency
The tax preparation process is often described as quick and efficient. Reviews mention appointments that are completed in as little as 15 minutes and highlight the flexibility of scheduling, including evening slots for those with busy timelines. Some reviews, though, note occasional delays or wait times that detract from the otherwise streamlined experience.
Professionalism & Trustworthiness
A majority of customers appreciate the professionalism and trustworthiness of the staff, noting how they are treated like valued long-term clients and how professionals like Miguel ensure clients’ interests are prioritized. Isolated experiences with less professional behavior have been mentioned, warranting a review of internal policies for consistency.
Facility, Environment & Ambience
Clients frequently mention the modern and comfortable office environment, including a welcoming waiting area equipped with snacks, magazines, and a TV. The move from a home office setting to a larger professional facility has been well received, enhancing the overall impression of the business.
Accessibility & Convenience
The convenience of scheduling and accessibility of the business stand out in reviews. Customers appreciate the ease of booking appointments, including availability during evenings to cater to those with busy schedules, as well as the accommodating approach to walk-ins and last-minute appointments.
Problem Resolution & Follow-up
Follow-up and problem resolution are generally handled well, with several clients mentioning proactive assistance over the phone or via text to address any tax-related concerns. Nonetheless, there are instances where miscommunication led to unresolved issues, suggesting that there is room for a more precise and customer-centric approach to conflict resolution.
Unique Strengths & Areas for Improvement
Standout strengths include the expert knowledge, efficiency, and a warm, welcoming environment contributed by key employees such as Miguel, Alex, and Marco. Improvement areas mentioned include clearer communication regarding pricing, timely responses to inquiries, and a more consistent approach to handling scheduling conflicts and customer complaints to prevent misunderstandings.
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Get Directions Canby Avenue, Los Angeles, California
Working Hours
- Mon 09AM - 09PM
- Tue 09AM - 09PM
- Wed 09AM - 09PM
- Thu 09AM - 09PM
- Fri 09AM - 09PM
- Sat 09AM - 09PM Open Now
- Sun 09AM - 06PM
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