
William Simpson
Senior Loan Officer | NMLS # 5801

At MasonMac, you are guaranteed to work with an experienced loan officer and support staff. No call centers, no 800 numbers, no robotic phone systems, no barriers between your loan officer and our executive team, and an operations staff wor... Show More
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Bill is yhe best in what he does
Reply from William Simpson
June 3rd, 2026 01:45 PM
Thank you Manuel!
Bill has always been honest and straightforward with me . I've used Mason Mcduffie a few times and Bill has always been great. I will definitely send friends and family Bills way . Thanks again Bill and Mason Mcduffie
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Reply from William Simpson
May 19th, 2026 02:03 PM
Thank you Mark, you are great to work with.
Bill was responsive, professional, and very communicative. Really great to work with, I would highly recommend him.
Reply from William Simpson
April 23rd, 2026 01:13 PM
Thank you Maggie, it was a pleasure to work with you.
Bill made the process seamless and was very communicative!
Reply from William Simpson
May 19th, 2026 02:04 PM
Thank you Alex!
Bill was very professional explained everything in detail and said to call him if there was something I needed answered on the refinance. he was helpful in so many ways to reassure me what I needed to proceed and was like having my family or...
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Reply from William Simpson
May 19th, 2026 02:04 PM
You were awesome to work with Tim! Thank you.
always available by phone or text. Kept my buyer myself updated throughout the process. Very easy to work with
Reply from William Simpson
June 3rd, 2026 01:45 PM
Thank you Cash!
Bill was extremely nice and always made time to make me feel like I was his main priority none of the conversation felt rushed he was always very pleasant to talk to he would always answer his phone if I called and on the rare occasions he...
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Reply from William Simpson
June 3rd, 2026 01:46 PM
Thank you Anthony!
Bill made everything super easy and worked so hard for us and communication was amazing. He always stayed in contact with us even when the first house fell through . Im so happy that we had Bill Simpson and definitely will be going through...
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Reply from William Simpson
June 3rd, 2026 01:47 PM
Thank you Greg!
Bill was wonderful to work with. His patience, knowledge and response time were beyond expectation.
Reply from William Simpson
December 19th, 2025 03:02 PM
Marsha, I appreciate your kind words. It's great to hear that my patience, knowledge, and quick response were helpful to you. It was a pleasure working together, and I'm glad to have been a part of your journey. If you ever need assistance...
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Bill made the entire process seamless and smooth. He was knowledgable about the product, prompt and accurate in his responses, and clear and timely in his communications. I would highly recommend him and welcome the opportunity to work with...
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Reply from William Simpson
December 15th, 2025 08:48 PM
Thank you, James, it was a pleasure to work with you.
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About
At MasonMac, you are guaranteed to work with an experienced loan officer and support staff. No call centers, no 800 numbers, no robotic phone systems, no barriers between your loan officer and our executive team, and an operations staff working with one goal in mind to ensure the best mortgage process for each and every customer.
Products & Services
Mortgage Loan Officer
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Year Started
1887
Time Zone
Pacific Standard Time (PST)
Licenses
- NMLS # 5801
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