Fast and oh so helpful.

Legal Prep Masters, LLC
Legal Prep Masters, LLC at a glance
Google reviewers rate Legal Prep Masters, LLC 4.9 out of 5 based on 47 reviews. Customers frequently cite the team’s professionalism, clear communication, and affordable pricing when preparing court documents for custody, expungement, and other legal matters. Many note that staff members are responsive and helpful in explaining complex procedures. However, one low-star review criticizes the firm for failing to follow through on promised actions, leaving the client unprepared for a court date.
- Google rating: 4.9 out of 5 from 47 reviews (98% five-star).
- Reviews on this page: 47 Google reviews (38 with written comments, 1 with photos).
- Owner responses: the business replied to 11% of reviews.
- Most recent review: December 10, 2025.
- Service: Document Preparation Service serving Rancho Cucamonga, California.
Data from Google, last updated October 25, 2026.
Photos
Customer reviews
Reviews from Google, shown as published (original wording, unedited).
I recently received an expungement of my case I would definitely recommend calling them for anything legal advice thank you guys
Going through a custody battle is one of the most stressful experiences a parent can face, but Legal Prep Masters made the entire process so much easier. They helped me secure a 50/50 custody arrangement for my child, and I truly couldn’t have done it without their support. From the start, they were professional, reassuring, and easy to work with. They gave me the confidence I needed to face court and always made sure I understood each step along the way. Their guidance made a stressful situation feel manageable, and their dedication to my case never wavered. I’m incredibly grateful for their help and highly recommend Legal Prep Masters to anyone going through a similar situation. They genuinely care and deliver results. Osiris, Yoly, and their staff were incredible.
Amazing staff and so helpful. I highly recommend going to them for legal preparation paperwork. They really helped me out.
Osiris is AMAZING !! Her team is extremely talented and organized as well. Went in with a huge red folder of court documents that were so confusing and Osiris helped me in less than 10 minutes. She is super knowledgeable and attentive to everyone. Genuinely a kind hearted person.
They were a real professional they answer all my questions. I am real satisfied with them in the future I will use them again. Thank you for you guys help I appreciate it
From day one the Legal Prep Masters were very informative and helpful. They assisted my wife and I every step of the way to prepare court documents. Legal documents can be very confusing to the common person, but they explained everything to us in ways we could understand. I will ALWAYS come back here for my legal needs.
Osarias is the best , she was so helpful in such a stressful situation , she eased my mind and was very supportive, she helped me with all my concerns and answered ALL my questions , the whole team was friendly, welcoming and so helpful in every,I would definitely refer and recommend.
Amazing team and helped me with my stress tremendously. They offer a ton of services at very affordable prices. I would highly recommend this company for any type of documentation help regarding legal matters. Seriously helped me with my stress tremendously.
Had a wonderful experience here with Osiris. Her and her team took the time to listen to my case details and outlined every step along the way. I came in nervous and worried, and now I’m leaving with confidence that I have a team that’s willing to look out for me and my health. I highly recommend this office for any legal needs. They do a TON of services and will take care of you.
Business details
- Address: 601 S Milliken Ave # R, Ontario, CA 91761
- Phone: (951) 225-1120
- Website: legalprepmasters.com
- Service area: Rancho Cucamonga, CA