Win Win Builder & Consulting LLC
Hobby House & Storage Hawai'i  Ph: 258-5198

Win-Win Builder, LLC (Win-Win Group) is based in Hawaii, USA.

Hawai'i Multiplefunction Tiny House of Emergency Reserve & Disaster Prevention Center

Insured / Bonded / Licensed

Civil & Hydraulic / Rail Engineering

Design / Build / Construction / Permit

LICENSE NUMBER  A 34558 | AC 34559 | BC 21423 | BC 32530

The Following "C" classes are automatically issued with an "A" License: 3,9,10,17,24,31A,32,35,37A,37B,38,43,49,56,57A,58B,61 | | (808)397-8653 | (808)258-5198 | UNITED WE STAND 


General Building Contractor:

New house, Renovations, Roofing, Drywall, Painting, New Kitchens, Bathroom, Tile/Hardwood Flooring, Fence, Repair/Installation, Patios/Decks, SPA, Elevator, We are General Building Contractor

Hobby House & Storage (On the trailer: Price from $22k+, with quality work)

We design it for no charge and build on site, let us know what you want and we build it.

Multi-Purpose Room

Storage Room

Game Room



Study Room

Kids Library

Home Theater

Golf Club Storage Room

Pet Room

Lover's Room

Maid Room

Guest Room

Special Hobby Room

Exercise Room

Zen Room

Yoga Room

Prayer Room

Memorial Room

Toy Room

Practice Room

Art Studio

Princess Room

Chat Room

Kung Fu Room

Anchor Room

Massage Room

Chiropractor Room

Coffee Room

Tea Room

Chang Order:

Add special design, bigger

Add Kitchen

Add Restroom

Add Portable AC

Add one solar panel

Reference Price: 120sq.ft No Permit Needed!

Basic Standard (LxWxH=12'x8'x8'): $22k

Basic Standard+Restroom: $25k

Basic Standard+Kitchen: $27k

Basic Standard+Restroom+Kitchen: $32k

General Engineering Contractor:

We are the engineering firm connection with fixed works requiring specialized engineering knowledge and skill, including the following divisions or subjects: irrigation, drainage, water power, water supply, river control and reclamation works, railroads, highways, streets and roads,overpasses, underpasses and other similar works, pipelines and other systems for the transmission of petroleum and other liquid or gaseous substances, parks, playgrounds and other recreational works, refineries, land leveling and earthmoving projects, excavating, grading, trenching, paving and surfacing work and cement and concrete works in connection with above mentioned fixed works.

Cement / Concrete / Excavation / Grading / Trenching / Base-Course Preparation / Asphalt Paving / Building Moving

Fenceing / Foundation / CRM wall / CMU wall / Welding / Irrigation System / Swimming Pool / Cesspool / New Building

Design (3D Animation) / Permit / Consulting

Proud of Builder Partnership Program chosen by "Guaranteed Rate" 2016 (One of the 10 largest retail mortgage companies in the U.S., with Licensed in all 50 states and Washington D.C., and approximately 170 offices nationwide.)

Please call (808) 258-5198 to make an estimate appointment.


Win-Win Builder, LLC | Neng Win Builder | John G's Services (Win-Win Group)

United we stand, Devided we fall.