Our Company

At Sixteen:Thirteen Investments, we offer the engraving process on natural stones or custom engineered stones. We create flawless custom engraved stone products as memorials, accents for your landscape including fireplaces and seating for your patio, or durable signs for your business and home. We partner with you to create the custom project that will last for years, and will let you Dare To Go Boulder! Our exclusive stone boulders help personalize and mark any residential or commercial space.

We assist our customers with their projects from conception to completion. We will guide you through the entire custom design process and once the product is complete, we provide delivery and installation. Please contact us if you are wanting to explore the possibilities! Here are some products to envision around your home or business:

  • Outdoor Business Sign
  • Mailbox Column
  • Entry Columns
  • Flagpole Bases
  • Name or Address Stones
  • Memorial Benches or Stones
  • Firepits and Patio Seating
  • Fireplace Hearths and Mantels

Quality Materials and Custom Creations

Our custom boulders are solid without a “hollow shell.” They are highly durable and are engineered to stand the test of time with beauty and elegance. We design according to your desires- any size, any shape, any color. We build to YOUR specifications and budget.

Our Services

Our work is all custom, so even if you don't see what you are looking for, Contact Us!


Residential Products accent your home or garden. We create benches, decorative stones, mailboxes, fireplaces, water features, pillars, memorials, and more.


Commercial Products are custom landmarks for your business, town, park, golf course, farm, or development.

Custom Inspiration

We love partnering with you to make something exclusively yours. Take a look at our Inspiration Gallery for ideas of specially made products.

Expert Design and Low Maintenance

We are experts in our field and utilize special proprietary materials and equipment to showcase your content on solid one-of-a-kind boulder creations. There is little to no maintenance with our custom boulders compared to plastic, wood or vinyl products. Additionally, it outlasts most of today’s products within the signage industry.


Here are some photos of projects we have done, let us know if we can help you create your own!

Free Consults and Quick Turnaround

There is no fee to discuss your ideas. Let us help you visualize your new product.

Contact us

Please contact us with any questions you may have, we would love to help!

Homestead Engraving and Boulder Designs
by Sixteen:Thirteen Investments

  • 1701 Johnson-Iowa Road
    Homestead, IA 52236

  • (319) 800-1542

  • 1613investments@gmail.com