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Karen Mansfield - Mason-McDuffie Mortgage in San Ramon, CA

Karen Mansfield

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Mason-McDuffie Mortgage

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California State University, Long Beach
California State University, Long Beach
As a 24 year mortgage loan originator, I am honored to work with clients in the North and East Bay area including Napa, Solano, Sonoma, Contra Costa, Marin, Lake and Mendocino counties. I am licensed to serve all of California. I work wit...... Show More
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California State University, Long Beach
California State University, Long Beach
Overall Ratings
4.93
(29)
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  • 5.0
    Encompass
    A
    Alexandra M
    Petaluma, CA
    Posted on June 6th, 2026 08:24 PM
    We've been working with Karen for years, on and off since we took some time off our house search, but she always kept us in mind, checked in with us every so often, and when we happened upon a house we loved, she jumped into action. She was...
    read more
  • 4.83
    Encompass
    M
    Mussie G O
    Hercules, CA
    Posted on October 13th, 2025 02:43 PM
    Very patient, knowledgeable and answered every question.
  • 5.0
    Encompass
    M
    Matthew R
    Napa, CA
    Posted on October 11th, 2025 03:44 AM
    Vast knowledge of the market which made it super helpful in finding an affordable rate!
  • 4.83
    Encompass
    A
    Aden T W
    Hercules, CA
    Posted on October 10th, 2025 05:05 PM
    great communication, super responsive, and overall provided lots of information needed.
  • 5.0
    Encompass
    K
    Katherine M
    Fairfield, CA
    Posted on September 29th, 2025 07:20 PM
    thank you!
    Reply from Karen Mansfield
    September 29th, 2025 07:31 PM
    Thank you so much, Katie! It was a pleasure to help you and Chris to reach your goal of homeownership! May you be happy in your new home!
  • 5.0
    Encompass
    B
    Bob S
    Fairfield, CA
    Posted on September 24th, 2025 05:04 PM
    Karen is very personal, very knowledgeable in her business. Straight up professional.
  • 5.0
    Encompass
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    William D
    Napa, CA
    Posted on June 6th, 2025 05:39 AM
    Karen was extremely responsive, professional, and thorough and patient with our questions! she went above and beyond to help us get an amazing new house!
  • 5.0
    Encompass
    K
    KC G
    Napa, CA
    Posted on June 4th, 2025 03:44 PM
    Karen is a professional mortgage broker who was able to be aggressive with timelines and was very efficient and made it a smooth transaction. I highly recommend Karen as a lender!
  • 5.0
    Encompass
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    Leslee F
    Vacaville, CA
    Posted on May 16th, 2025 03:06 PM
    . Karen. Explains everything in a way that is clear and approachable. She is also a stable influence when spouses become stubborn or unruly. i will, and have referred her in the future. a note... this page is not working very well
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  • 5.0
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    J
    Jenny G
    Posted on March 27th, 2025 06:21 PM
    Karen in knowledgeable and creative, determined to find a way to get her clients into the home they wish. She is hardworking, personable and an excellent communicator. Karen is a professional who is easy to work with.
  • 10 of 29
    About
    As a 24 year mortgage loan originator, I am honored to work with clients in the North and East Bay area including Napa, Solano, Sonoma, Contra Costa, Marin, Lake and Mendocino counties. I am licensed to serve all of California. I work with clients in both Spanish and English and would be honored to assist you or your client, friend or family member with their next purchase or refinance. I offer all types of mortgage loans including FHA/VA/USDA, Conventional, down payment assistance, Jumbo and niche products. When I am not working, you can find me outdoors somewhere hiking, biking or paddleboarding with friends or family. How can I be of service today?
    Products & Services
    Mortgage Loan Officer
    FHA Home Loan
    VA Home Loan
    Jumbo Home Loan
    Down Payment Assistance
    Conventional Home Loan
    Mortgage Refinance
    Medical Professional Mortgages
    Specialities
    Conventional, FHA VA USDA mortgages, as well as niche loans for residential/commercial financing..
    101
    /850
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    Education
    • California State University, Long Beach
      Spanish Language and Literature
      Bachelor of Arts (BA)
      California State University, Long Beach logo
    Positions
    • Pinnacle Home Loans - Loan Officer
      Apr 28th, 2023 - Current

    Year Started

    2001

    Time Zone

    Pacific Standard Time (PST)
    Licenses
    • NMLS# 252368
    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.