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About me

With over 20 years of experience in the mortgage industry, I am passionate about helping my clients achieve the dream of homeownership. 

I understand that every person has their own unique story, and therefore, I am dedicated to working with borrowers to find them the right home loan that suits their needs.  At Guild Mortgage, we offer the latest mortgage products, competitive pricing and a streamlined process from start to finish. 

My business is built on communication, dedication and transparency.  Customer service is at the core of what I do, and I love nothing more than to see smiling faces the day of closing.  The majority of my business comes from my lifelong clients, as well as, with my business referral partners I have cultivated over the past 20 years. 

When I am not helping my referral partners and clients, you will find me spending time with my family and friends.  

Contact me today at (920) 948-1894 to see what loan options are available to you!

Let's find the right home loan for you

We have loan options to fit every situation, from down payment assistance programs for first-time homebuyers to government-sponsored programs for military families and rural residents or jumbo loans in high-cost markets.

Meet my team

I work closely with my team of specialists to get you the financing you need. See what each member brings to the team.

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Testimonials

The rating and reviews below represent my top reviews. Read all customer reviews here.
4.9 out of 5.0 stars
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4.8
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5.0
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4.8
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4.9
Terry
Dec 29, 2025
North Fond Du Lac, WI
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Shawna always does a great job! Communication is always great and all deadlines are met on time. Great ...See more
Joseph T.
Dec 27, 2025
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Shawna Mertens is a Rockstar!! I couldn't have been happier with my overall experience!! This was my first mortgage and ...See more
Joseph
Dec 27, 2025
Fond Du Lac, WI
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I couldn't be happier with my overall experience and I will be recommending you to everyone that I hear talk about a mor...See more
Adam S.
Dec 24, 2025
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Shawna Mertens at Guild Mortgage was outstanding from start to finish. Buying a home can be stressful, but Shawna made t...See more
Adam
Dec 23, 2025
Fond Du Lac, WI
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Working with Shawna Mertens at Guild Mortgage was hands-down one of the best parts of an otherwise stressful home-buying...See more
Dawn
Dec 23, 2025
Fond Du Lac, WI
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Communication was awesome . There was a tough situation with the type of property it was and buyers experience...See more

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Awards

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Causes & Memberships

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NMLS ID #698420

I am authorized to do business in the states of Florida, Michigan and Wisconsin.

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