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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Home Office
Shan and her team were extraordinary. My wife and I did a FSBO - our first purchase in 31 years. they were great, went over and beyond the call of duty. Thank you
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Jane Doe
Jane Doe has received a review with 5 star rating from Ann M
Reply from Owner
January 9th, 2026 09:38 AM
Thanks Ann!
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Don Bartolomucci
Very well organized.
Katerina was very responsive and was always willing to help. She would even respond during late nights (12 AM and even later). We were able to receive the desired mortgage payments with her help and the help of her management.
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Don Bartolomucci
Don did whatever he could do to help me out with paperwork and other necessary items. He was always friendly and readily available. He is absolutely customer-service oriented! Thank you Don!
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Jennifer Patrick
Jennifer communicated with me throughout the whole process. She was patient with all my questions. Most of all, she helped me buy my childhood home with such an easy smooth process.
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Jennifer Patrick
Jennifer communicated with me throughout the whole process. She was patient with all my questions. Most of all, she helped me buy my childhood home with such an easy smooth process.
Katerina worked with us every step of the way. She was always pleasant to talk to and knows the lending world inside and out. I have already given others her contact info, and will continue to do so.
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Jennifer Patrick
Easy communication , fast to call back and explain things , wonderful personality.
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Jennifer Patrick
Jennifer communicated with me throughout the whole process. She was patient with all my questions. Most of all, she helped me buy my childhood home with such an easy smooth process.
1831–1840 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.