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Montoya Building Inspections

Workphone: (888) 585-2468

Hesperia, CA 92345

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Frank M. Montoya

Who is Montoya Building Inspections?


Montoya Building Inspections (a.k.a. MOBUIN) is a building inspection firm that has established a highly regarded reputation of excellence, within the field of building inspections.

MOBUIN inspects properties for buyers, sellers, renters, investors and lending institutions.

Montoya Building Inspections specializes in residential, commercial and site inspections. We provide expert, in-depth and accurate quality reporting services as well as providing expert opinions on all building components.

Montoya Building Inspections primary mission is to protect our clients safety, while still offering the highest standard of quality within each inspection.

reports are detailed with photographs/video, along with the best course of action regarding documented deficiencies and/or analysis of potential harmful toxins. The reports are accurate, fair, impartial and will differentiate between minor and major conditions, in order to achieve a clear and concise on-site evaluation of the property, regardless of the site and/or design.

MOBUIN takes pride in performing various inspections and inspects every project with care and courtesy.



Frank Montoya is a Certified Building Inspector with 25 years in the construction industry, and is a double graduate.


"Montoya Building Inspections is a client's advocate"... and has been built on a solid reputation as a most trusted inspection firm. We provide our clients with the tools necessary to overcome a complicated time in their lives.

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Frank did an outstanding job in the home inspection for the property I was purchased. His attention to detail was amazing, he did not miss a thing! I highly recommend Frank, he is a true professional and his work was impeccable. Mr. Castaneda.
- A.C., March 2020
Great Inspection...Arrived early, comprehensive inspection done, informative.
- R.D., January 2016
Hi! Frank! Thank you so much for the inspection of the condo you did a complete and Great job!!
- G.G., January 2016
Frank Montoya was very professional and very detailed in his work. I will recommend him to my friends. Also his prices are very fair. Thanks Frank Samantha N
- S.N., August 2014
very detail and professional. And the price is good!
- Y.Z., Northridge CA, April 2014
Great as usual!
- C.Z., February 2014
A very professional inspector! He has good attitude, always response promptly and work seriously.The report is in detail that you won't miss anything you need to know.
- C.Z., November 2013
Frank was extremely thorough and very helpful. He patiently answered all of our questions, and he actively was providing feedback. I will most definitely recommend him to friends and family!
- O.V., September 2013
Job well-done! Impressive!
- C.C., September 2013
Frank is the most amazing inspector I've ever worked with. He's very thorough and meticulous! He took his time walking me through everything I should know. I highly recommend his service to all my friends and family members.
- M.H., Brea CA, July 2013
Frank explained very detail and did great job.
- G.L., Diamond Bar CA, June 2013