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It's not about me,
it's about you.

  • Your Needs

  • Your Concerns

  • Your Finances

  • Your Time

  • Your Dreams

Call Me: 925.765.4572

My Core Values


The most important part of the mortgage transaction is trust. You are trusting us with your most confidential and private information. This is why honest and ethical behavior is at the foundation of every transaction. 



You have a lot of choices when it comes to getting a home loan. Getting a mortgage can sometimes be frustrating and stressful. By having a service first mentality helps make sure you are comfortable and happy with our process.


As we like to say, it's not about us, it's about you. Flexibility to meet changes in the market and with your loan program is key. We are not happy if you're not happy. Being flexible on our part, to meet your needs, is what we strive to do.

Educational Videos

Educating our clients about the mortgage process is key. We also want to add value by giving you more than just "mortgage this" and "mortgage that".  We have put together a library of videos that encompass a lot of information regarding Real Estate, Mortgage, and just being a home owner in general.

A Modern Mortgage Experience

Digital Process

Complete all your tasks online
via your smart phone, tablet, or desktop computer.

Ease of Communication

We are able to communicate with you on any medium you want. Text, Social, Phone, Email, etc...

Relationship Driven

Though we are living in an online world, doesn't mean we ditch old world values.


Margie's commitment and follow through in keeping me informed through every step of the process made my experience a great one!

- Paula H. 

Margie is an expert in her field. Her knowledge and expertise is unparalleled. She is easy to work with and is an utmost professional. She is always my go-to person when I need a home loan or refinance.

- Ana B. 

It has been our pleasure to be able to get to know and work with Margie and her staff. They are all very professional and wonderful people. And they were a true blessing to be able to help us get our first home. 

- Dan M. 



Margie Carino | Loan Officer
Mason-McDuffie Mortgage
2333 San Ramon Valley Blvd., Suite 495
San Ramon, CA 94583

You can also submit the following contact form to me below:

Thank you for taking the time to conact me. I will respond as soon as possible!

Contact Information:


Tel: 925.231.4305
Cel: 925.765.4572

Fax: 866.545.6780

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