Granahan Construction Co.
Oceanside, CA 92056
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Our Story
Granahan Construction Company is a full-service family owned and operated construction company which can provide you with any level of service your project requires from start to finish.
With over 25 years of experience, Granahan Construction Company specializes in soundproofing, pro audio, recreation studios, music studios, video studios, gaming, silent CEO offices, as well as, church sanctuaries and auditoriums. We not only can make your area soundproof, but will acoustically tune the area.
- Condos to Conference Centers
- Recording Studios
- Commercial or Residential
- Pro Audio
- Safe Rooms
Commercial Experience
Misc Project
Animal Hospital / Kennel
Apartments & Condominiums
Arena / Stadium
Assisted Living
Auto Dealership / Service
Bank
Casinos
Church / Synagogue
City / Town Hall
Club House / Community Center
Court House
Data Centers - Mission Critical
Design Build
Education (K-12)
Fire / Police Station
Fitness Center
Gas Station
Government
Grocery Stores
Historic Preservation
Hospital / Nursing Home
Hotel / Motel
House
Industrial Maintenance
Jail / Prison
Laboratory
Library
Lighting Retrofits
Manufacturing Plant
Medical Office
Military
Mixed Use
Museum
Non-Building Construction
Non-Residential Building
Office Building
Parking Garage
Post Office
Pre-Manufactured Structures
Radio / Television Station
Residential Building
Restaurant
Retail Store
School / College / University
Secure and Shielded Facilities
Sewage / Water Treatment Plant
Single Family Residential
Storage Facility / Warehouse
Terminal - Airport / Bus / Railroad
Theater
Theme Park
Tract Housing
Regions & Counties Serviced
California 3
- Los Angeles
- Orange
- San Diego
Our CSI Codes
02 22 13 - Movement and Vibration Assessment
10 20 00.00.01 - Interior Specialties
13 48 13 - Manufactured Sound and Vibration Control Components
13 48 23 - Fabricated Sound and Vibration Control Assemblies
22 05 48 - Vibration and Seismic Controls for Plumbing Piping and Equipment
23 05 48 - Vibration and Seismic Controls for HVAC Piping and Equipment
44 01 20 - Operation and Maintenance of Noise Pollution Control
44 06 20 - Schedules for Noise Pollution Control
44 20 00.00.01 - Noise Pollution Control
44 21 23 - Noise Pollution Silencers
44 21 26 - Frequency Cancellers
