Licensed • Insured • Quality Craftsmanship • Free Estimates
Licensed • Insured • Quality Craftsmanship • Free Estimates
Pohaku Nui Masonry is a locally owned and operated masonry and concrete company proudly serving homeowners, builders, and businesses across Hawaiʻi Island.
We specialize in custom rock walls, retaining walls, concrete, CMU block, and hardscape construction built to stand the test of time.
Whether we're building a lava rock wall that blends naturally into the landscape or pouring the foundation for a new home, every project is completed with pride, precision, and attention to detail.
We believe quality craftsmanship never goes out of style, and our goal is simple: deliver work we're proud to put our name on.
Serving all of Hawaiʻi Island. Residential & Commercial.

When you hire Pohaku Nui Masonry, you're choosing a contractor who values:
✔ Quality over shortcuts
✔ Honest communication
✔ Dependable scheduling
✔ Clean, professional job sites
✔ Skilled craftsmanship
✔ Long-lasting results
We understand that choosing the right contractor is one of the most important decisions you'll make, and we're committed to earning your trust through every phase of the project.

Pohaku Nui Masonry was founded with a commitment to doing things the right way.
We understand that every project is an investment in your home, your property, or your business. That's why we focus on honest communication, dependable service, and workmanship that lasts for generations.
From the first consultation to the final cleanup, we treat every project with the same level of care and professionalism we'd expect for our own property.
Our reputation has been built one project at a time, and we're proud to continue serving communities throughout Hawaiʻi Island.
Every stone, every pour, and every detail matters. We don't believe in shortcuts—only work that stands the test of time.
We keep our clients informed throughout every stage of the project and believe clear communication leads to better results.
Showing up when we say we will and doing what we promise is the foundation of how we do business.
We've had the opportunity to complete projects across Hawaiʻi Island, working with homeowners, builders, and commercial clients.
From custom residential properties to large-scale masonry projects, we bring the same commitment to quality and professionalism to every job.
Areas we proudly serve include:
Kailua-Kona
Waikoloa
Hualālai
Kukio
Kohala
Waimea
Keauhou
And communities throughout Hawaiʻi Island

With over 20 years of experience in the masonry industry, Trent Arnow brings extensive knowledge, leadership, and craftsmanship to every project. As Vice President of Pohaku Nui Masonry, he is committed to delivering quality work, maintaining high standards, and ensuring every project is completed with professionalism and attention to de
With over 20 years of experience in the masonry industry, Trent Arnow brings extensive knowledge, leadership, and craftsmanship to every project. As Vice President of Pohaku Nui Masonry, he is committed to delivering quality work, maintaining high standards, and ensuring every project is completed with professionalism and attention to detail. His dedication to excellence has helped build lasting relationships with clients and a reputation for dependable, high-quality masonry throughout Hawaiʻi Island.

April oversees site visits, estimating, and marketing at Pohaku Nui Masonry, helping ensure every project starts with clear communication and a smooth experience for each client. From coordinating consultations and preparing estimates to managing the company's marketing, she plays an essential role in connecting customers with the team a
April oversees site visits, estimating, and marketing at Pohaku Nui Masonry, helping ensure every project starts with clear communication and a smooth experience for each client. From coordinating consultations and preparing estimates to managing the company's marketing, she plays an essential role in connecting customers with the team and keeping projects moving forward. Her commitment to organization, responsiveness, and customer service helps make every project a positive experience from the very first call.
Pohaku Nui Masonry is made up of experienced professionals who take pride in every project we complete.
Our crew brings years of hands-on experience in rock wall construction, concrete, and masonry, combining traditional craftsmanship with modern building practices.
We work together with one goal in mind:
Deliver exceptional results that our clients can enjoy for decades.
Whether you're planning a custom rock wall, retaining wall, concrete foundation, or commercial masonry project, we'd love to help bring your vision to life.
Let's build something that lasts.
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