Pool Repair, Cleaning Service, Build and Design

Welcome to Neptune Pool & Spa Service, the premier pool repair and pool cleaning service company serving Oahu, including Honolulu, Ewa, Hawaii Kai, Aeia, Kailua, and Kapolei. We’re proud to offer unsurpassed swimming pool cleaning & maintenance, pool repair & renovation, construction & design. Working with us puts your pool in the hands of the area’s most experienced professionals. We’re dedicated to helping you enhance and enjoy your outdoor life.

Our Complete Pool and Spa Services

Example of Honolulu pool builders working. on an Oahu swimming pool. Honolulu pool builders Oahu.

Pool Repair and Renovation

Our pool repair and renovation service will have your pool looking better than new at surprisingly competitive prices.

Oahu pool services install and maintain pool equipment such as this digital pool control panel.

Pool Building and Design

We’ll design and build the pool or spa of your dreams and ensure it perfectly fits your outdoor space and budget.

Children playing in a custom-built swimming pool, Hawaii.

Weekly Pool Cleaning

Relax and let our weekly pool cleaning service keep your pool or spa maintained and perfectly balanced. All you need to do is enjoy.

Neptune pool and spa company owner Marcelo, with his wife Alish and his kids.

We’re Top Rated

Why is Neptune Pool & Spa Service Better?

With us, you’ll find a pool building, repair, and maintenance service in Oahu that’s 100 percent focused on your needs. When you call us for pool cleaning, building, repair or renovation, you’ll hear creative yet budget-friendly ideas. We’re local people from the area and get to know the clients we serve in Honolulu, Kailua, Kaneohe, and Hawai’i Kai. Outdoor living is a big part of the Hawaiian lifestyle, and we’ll improve yours.

At Neptune Pool & Spa Service, we use only the best materials and construction practices to build or renovate your swimming pool or spa. We’ll ensure they withstand our tropical climate’s intense sun and winds to give you years of trouble-free backyard enjoyment. Building or rejuvenating a pool or spa is a major investment. We’ll do it quickly and in a way that minimizes cost and disruption.

We’re also dedicated to customer education and try to make sure our website has all the necessary information about building a pool or spa. You’re always welcome to call us with any questions or requests for information. We’ll gladly share our knowledge about everything from Oahu’s unique soil and rock that affect building a pool to how to plan and place water features. Together, we’ll make your pool one-of-a-kind.

Need Your Pool Repaired on Oahu? or a New One Built?

You can depend on our pool repair and builders’ years of experience and knowledge of the local geography for the most efficient pool repair, design and installation. It’s the same if you’re planning to build a spa. Our goal throughout the process will be to make your dream come true in the neatest, most cost-efficient, and most beautiful way possible. Our pool-building process is complete with everything you need.

  • Precise Excavation
  • Durable Construction
  • Quality Plumbing
  • Gunite Application
  • Tile and Detailing
  • Decking and Patios
  • Utility Hook-Ups
  • Smooth Interiors
  • Design & Architecture Expertise

Our craftsmen and builders at Neptune Pool and Spa Service are experts in every process phase. You’ll see for yourself as your pool is built before your eyes in an orderly, professionalized process. At the end, we’ll do a thorough clean-up and leave you with a new swimming pool ready for you to fill and jump in. Few Oahu pool builders can match the quality and caliber of our service.

Pool Repairs & Renovations Are Our Specialty

If your home already has a pool showing its age or looks dated by today’s standards, we’re ready to help. Our pool repair  service is among the most highly rated in Honolulu, the North Shore, and across the island of Oahy. We’ll bring repair suggestions and budget-friendly upgrades to modernize your pool up to today’s standards – including safety and cosmetic upgrades and improved energy efficiency.

  • Interior Resurfacing and Re-plastering
  • Deck Upgrades with Pavers or Stone
  • Tile or Mosaic Trims and Accents
  • Water Features
  • Mechanical Equipment Replacements

Upgrading your pool or spa with renovations can enhance your property value. They’re just as attractive to buyers as other improvements and can be a deciding factor in someone purchasing your home. In the meantime, you and your family can enjoy an enhanced backyard that only renovated pool or spa can provide. You’ll use them more, be outside more, and feel proud when friends and family visit.

Employees of Neptune pool and spa in Honolulu maintaining and cleaning a swimming pool.
Oahu swimming pool that, maintenance services, Honolulu HI.

Need Pool Cleaning Services?

Nothing is more inviting than crystal-clear water, and our pool maintenance service will keep your pool or spa chemistry ideally balanced. The rates for weekly or biweekly cleaning and maintenance service are surprisingly affordable, and you’ll save the hassle of testing and buying chemicals. Our experts automatically make adjustments for light level, pool size, and other factors that affect water quality.

Relax and enjoy your pool – we’ll handle the rest.

Weekly spa maintenance can be just as essential as higher water temperatures create different needs. Cleaning and chemical testing are the keys to a safe, healthy, enjoyable spa. Understanding the unique needs brought by our tropical Oahu climate affects all maintenance services. We strive to be the pool service of choice in Honolulu, Hawai’i Kai, Kailua, Kaneohe, and all towns nearby.

Call Us for Pool Cleaning, Repair, and Pool Building

We Design, Build And Maintain These Kinds Of Pools.

We design install and maintain these kinds of pools.

Neptune is a Hawaii pool design, maintence, and installation company located on Oahu. Examples of our pool build projects.


Contact us for an estimate. On Site visits are alway free.
Serving Honolulu and all of Oahu.


Example of an Oahu pool water jet installation.
Oahu pool pump install performed by Honolulu pool and spa company.
Oahu swimming pool that, maintenance services, Honolulu HI.
Oahu pool tile repair services by Neptune pool and spa company, Hawaii.
Honolulu pool cleaning services near me being performed by Neptune employees. Pool cleaning Oahu.
Well maintained swimming pool. Hawaii pool maintenance and cleaning services near Honolulu by Neptune.


Fixing cracks in a swimming pool, Honolulu, HI.

Worried Your Pool Has a Leak?

Pools and spas are supposed to be about fun and relaxation, not stress. That's why it's a sinking feeling to notice a gradual (or sudden) drop in water level, indicating yours might have developed a leak. If it's indeed what is happening, don't…
Oahu pool builders pouring concrete during pool & spa installation, Honolulu.

How to have your Dream Backyard

Having a dream backyard can be a reality with the right planning. Start by creating a plan that outlines your ideal outdoor space in terms of size, shape, and features. Consider elements such as seating areas, walkways, garden spaces, water…
Honolulu pool building company. You will be amazed at how quickly we can install your new pool. Honolulu pool and spa builders on Oahu.

Time for more Energy Efficiency?

Swimming pools can be energy efficient by implementing a few simple strategies. Installing a pool cover is one of the most effective ways to reduce heating costs and maintain proper water temperature. Covering up the pool when not in use helps…

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