Home Office, San Ramon, CA
San Ramon, CA
Since 1887, Mason-McDuffie Mortgage has operated under one idea: Your Financial Security Begins at Home. An employee owned company, Mason Mac works with one mission – to make the dream of home ownership a reality for our clients. We help to... Show More
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Van Zannis
Van was very approachable and responsible. He listened to my novice questions patiently and was able to explain in a manner that I understood. When it came to locking the rate in a volatile market, Van was on extremely agile in alerting me...
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Jane Doe
Katerina was great to work with. She explained every step of the way & was very responsive no matter what day or time it was. Katerina made this transaction the smoothest one I’ve ever been involved in.
Reply from Owner
January 9th, 2026 09:40 AM
We’re so happy to hear that Katerina went above and beyond for you all. That’s why she’s one of our best! Thank you so much for sharing your story.
Katerina explained everything & was always very responsive to every question we had no matter what day or time it was. She was very pleasant to work with. This was definitely the smoothest transaction I’ve ever been involved in.
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Home Office
Shan was excellent on getting back to us when we had questions and worked with our Realetor and Title Company so that we closed as hoped for.
Katerina was amazing! She went above and beyond in assisting us with our refinance. She made sure we understand every step of the process involved, and not all agent will do that! Needless to say, the process which we dreaded to start in the...
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Jennifer Patrick
Was hard to establish an on-line connection - email issues, multiple formats for signing documents. Was frustrating and it seemed as every time a document was needed, it needed to be done that day which was difficult. We were successful in...
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Jennifer Patrick
Excellent job
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Steve Kent
Steve was extremely professional throughout this purchase transaction. His team of processors and assistants brought a seamless level of communication and guidance throughout. With the complexity of a real estate transaction these days, you...
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Jane Doe
Jane Doe has received a review with 5 star rating from Charlene R
Reply from Owner
January 9th, 2026 09:39 AM
Thanks Charlene!
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Home Office
Abdi helped me to refinance my two investment properties with Mason-McDuffie. Like before He did a great job, to find the best rate and lowest cost. He did the whole process in shortest time and smoothest possible. I had to provide only necessary...
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2121–2130 of 4429
About
Since 1887, Mason-McDuffie Mortgage has operated under one idea: Your Financial Security Begins at Home. An employee owned company, Mason Mac works with one mission – to make the dream of home ownership a reality for our clients. We help to fulfill that dream every day from coast to coast.
Over the years, we’ve made some changes to keep up with the times. Today, we work with the latest in technology to provide an efficient loan process for our clients. We utilize the latest in encryption and security services to maintain our client’s privacy and security, without sacrificing the convenience of a digital loan process.
One thing that hasn’t changed is our focus on people and relationships.
Products & Services
Mortgage Loan Officer
FHA Home Loan
VA Home Loan
Jumbo Home Loan
Mortgage Refinance
Year Started
1887
Time Zone
Pacific Standard Time (PST)
Disclaimer
To protect your personal information from unauthorized access and use, we use security measures that comply with federal law. These measures include computer safeguards and secured files and buildings.