

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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I loved the team guidance and support throughout the home-buying process. The patience and quick responses to my questions made a significant impact and made it a smooth and exciting journey. I am truly grateful for your professionalism. Thank...
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Reply from Owner
January 9th, 2026 09:34 AM
We’re so happy to hear everything went well. We appreciate your trust with such a life changing event. Congrats! 🎉
I loved the team guidance and support throughout the home-buying process. The patience and quick responses to my questions made a significant impact and made it a smooth and exciting journey. I am truly grateful for your professionalism. Thank...
read more
Jane Doe has received a review with 5 star rating from Jacqueline C
Reply from Owner
January 9th, 2026 09:34 AM
Thanks!
Communication with Don is excellent. He always keeps you in the loop with what is transpiring. You can call him any time with questions and he usually answers the phone. If he doesn't, he'll return you call in a timely manner. Don is always...
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Reply from Don Bartolomucci
May 17th, 2024 06:24 PM
One thing I know is that....We make such a great Team! Can't wait to do it again!
Everything – from the very beginning all the way through to the closing.
Reply from Don Bartolomucci
May 17th, 2024 06:25 PM
Glad to know that you had a positive experience, Thank you for taking the time to share your experience. If you ever need any further assistance, don't hesitate to reach out.
Steve Kent? Who is he?
Renee is a professional who goes above and beyond for her clients. She works well with all involved with a transaction. Renee is always available, always willing and ready to help when anything arises. If she doesn't know an answer to a question...
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Reply from Owner
January 9th, 2026 09:34 AM
Thanks so much for your kind words. We think Renee is pretty special too! We appreciate your trust in MasonMac. Looking forward to many more successful closings with you!
Renee is a professional who goes above and beyond for her clients. She works well with all involved with a transaction. Renee is always available, always willing and ready to help when anything arises. If she doesn't know an answer to a question...
read more
Communicative, thorough. Easy to work with her.
Jane Doe has received a review with 5 star rating from Amy P
Reply from Owner
January 9th, 2026 09:34 AM
Thanks, Amy!
801–810 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.