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That Guy's Secret

"Clothing And Accessories For The Modern Man"

About Us

That Guy's Secret, in LaSalle, IL, is the premier men's clothing store serving Peru, Ottawa, Mendota, Streator, Utica and surrounding areas since 2017. We specialize in custom fit pants and shirts by Stantt. We provide tuxedo and suit rentals and purchases. Be sure to ask us about our customer's favorite brands, Saxx Underwear, Mission Belts and our newly added Tasc Performance Line. For your next shopping trip, visit That Guy's Secret - clothing for the modern man - in LaSalle, IL.


Areas Served

Batavia, IL | Bloomington, IL | Coal City, IL | DeKalb, IL | Dixon, IL | Dwight, IL | El Paso, IL | Galesburg, IL | Geneva, IL | Kewanee, IL | Ladd, IL | LaSalle, IL | Manlius, IL | Marseilles, IL | Mendota, IL | Morris, IL | Oglesby, IL | Ottawa, IL | Peoria, IL | Peru, IL | Pontiac, IL | Princeton, IL | Rochelle, IL | Sandwich, IL | Sheffield, IL | Spring Valley, IL | St. Charles, IL | Sterling, IL | Streator, IL | Tonica, IL | Utica, IL | Walnut, IL | Wyanet, IL | Yorkville, IL

Our Professional Associations


What We Offer

Our Specialties include:

Our Services include:

Our Brands include:

Our Products include:


Testimonials

On 6/9/2025 Jeff Ballard had this to say:
Great selection & the staff was very helpful

On 6/3/2025 Kurt Larson had this to say:
The personal attention was great. Excellent quality clothing.

On 6/1/2025 Conor Matheson had this to say:
Excellent customer service! Can’t recommend enough

On 5/27/2025 Terry Kamnikar had this to say:
Owner and staff very helpful and friendly. Definitely will shop here again.

On 5/13/2025 Landon Raef had this to say:
Very helpful with my rental for prom.


Contact Us

That Guy's Secret
105 Marquette Street Suite B LaSalle, IL 61301
Phone: (815) 250-0928
Email: info@thatguyssecret.com

Corner of 1st and Marquette

Where To Find Us

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Payment Types Accepted

Checks, American Express, Discover, MasterCard, Visa, Debit Cards

Our Hours

Holiday Hours May Vary. Please Call For Details.

Monday: 10:00 AM - 4:00 PM
Tuesday: 10:00 AM - 5:00 PM
Wednesday: 10:00 AM - 5:00 PM
Thursday: 10:00 AM - 7:00 PM
Friday: 10:00 AM - 4:00 PM
Saturday: 10:00 AM - 4:00 PM


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