

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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Jane Doe has received a review with 5 star rating from Allan G
I've worked with Jennifer Mize at Mason-McDuffie a few times now and I won't work with anyone else! She's frank about rates, honest about where the market is going, and communicative every step of the way! She provides a small town feel as...
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Reply from Owner
January 9th, 2026 09:40 AM
Makes perfect sense and glad to hear everything worked out well every time. Thanks so much Aaron!
Jennifer is extremely responsive, no matter what time of day it is. She answers all questions helpfully, no matter how simple or repetitive. Thank you for being a great partner to work with!
Jennifer was professional, knowledgeable, extremely helpful and answered all my questions thoroughly. Amazingly quick response time and made me feel comfortable through the whole process. She is also very personable and easy to work with.Highly...
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Van was awesome to work with throughout
Our mortgage advisor, Brittanie was a world of help! Between her and Rhonda they answered all my questions and provided wonderful assistance throughout the home buying process. As a first time home buyer it was overwhelming at times - but I...
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Reply from Owner
January 9th, 2026 09:40 AM
Great news and congratulations on your new home Jordan!! : )
Great communication, knowledgeable, and gave us a very smooth closing. Would highly recommend Teri!
Reply from Owner
January 9th, 2026 09:40 AM
Thanks so much Lee!
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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Reply from Owner
January 9th, 2026 09:40 AM
That's amazing to hear, Ali! We are so glad you had a wonderful experience with Abdi. :)
ZACH WAS FANTASTIC TO WORK WITH. HE MADE THE WHOLE PROCESS EASY AND SIMPLE, HIS COMMUNICATION WAS PROMPT 100% OF THE TIME. HE EXPLAINED EVERYTHING IN A WAY WE COULD UNDERSTAND!!! WE HIGHLY RECOMMEND HIM AND WILL DEFIANTLY USE HIM AGAIN!
Jane Doe has received a review with 5 star rating from Jordan R
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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.