Logo, Granahan Construction
Phone(949) 280-6220

Affordable Soundproofing & Noise Reduction Service
If You Can Hear Your Neighbor, We Can Fix That

Let John Granahan & His Crew Restore Privacy to Your Home, Office, or Studio


Mission Statement
It is our mission to fulfill your requests for a custom space that is both aesthetically pleasing and sound-resistant. Using only the highest quality construction materials, we do a complete job that adds value to your home or business.

Sound Solutions
Granahan Construction offers
noise reduction and soundproofing solutions for home and business owners alike. My crew and I eliminate noise pollution, restoring your privacy and peace of mind.

Granahan Construction offers you the ability to view some of our work. Our portfolio demonstrates the process from beginning, through various stages, to completion.

Check out Project of the Month to see our most recent project developments. I personally update my blog to offer you my perspective on our most recent constructions.

We welcome you to read what our past clients have to say. We also welcome you to provide  a testimonial when we complete your job.

Mission Statement Sound Solutions Portfolio Project of the Month Testimonials

Call Granahan Construction, a trusted contractor in Oceanside, California, at (949) 280-6220 - Serving San Diego, Orange and Los Angeles Counties

About Us

Live and work in total privacy with Granahan Construction of Oceanside, California. Backed by more than 25 years of experience, I am a trusted contractor specializing in total soundproofing services.

My firm is completely family-owned-and-operated, providing you with a level of personalized service you won't find anywhere else. I go above and beyond to make my clients feel comfortable. My primary goal is your complete satisfaction. 

I am a member of the National Association of Music Merchants™ (NAMM) and The Blue Book Building and Construction Network for Southern California. Additionally, I am listed under Sound and Vibration Control. Typically, industry professionals use this network to hire licensed and bonded contractors.

I pride myself on having an open ear and an open mind. I listen to what you need and want from your soundproofing project. My crew and I can install effective soundproofing materials into walls and ceilings without damaging the beauty or aesthetics of even the most refined home or office.

Young John Granahan

Contact Us

Thank you for your interest. For questions or comments, please use the information below. We look forward to hearing from you soon.

(949) 280-6220

Service Area
Serving ZIP Code™ 92056 & the Surrounding 100-Mile Area

License #586710