Increase Your Living Space with Room Addition​

Room addition

General Contractor for Room addition

Greater Pacific Construction is an expert general contractor with over two decades of experience in designing and building room additions and expansions in Orange County. We have over two decades of experience in general contracting and we have built a strong reputation for providing reliable and high-quality workmanship. Having successfully completed numerous house addition projects, you can be assured that your new room addition or expansion will be constructed and delivered to your specification, on time and on budget. Room additions are a great way to address space shortage, improve functionality and increase the value of your home or property. An addition or expansion to a house is described as adding new rooms, areas, or additional square footage to an existing house. There are many features that can be added to a house, such as expanded kitchen and dining area, master bedrooms and bath, bedrooms and bathrooms, 2nd floor additions, California room and patio or outdoor living spaces. During consultation, we educate our clients on the different room addition options and we ensure the addition fits their needs and budget. An addition that increases the functional space of a house, such as adding a master suite, can dramatically increase property value. A room addition is ideal if you feel like you have run out of space or could use an extra bedroom or a bathroom. Rather than find a bigger home, a room addition is an inexpensive way to increase your living space and improving your quality of life. With room addition, you only get one chance to get the project right the first time, so make sure you choose the experienced and licensed general contractor. Call Greater Pacific Construction at (949) 749-5250 or fill out our contact form for more information. We also specialize in General ContractingHome Remodeling and other residential and commercial renovation and construction in TustinIrvineNewport Beach,  Orange CountyLaguna BeachLaguna NiguelSan Juan CapistranoSan Clemente and Dana Point.

Room Addition

The dilemma most homeowners face is whether to buy their dream house or transform their current home into that dream. Adding a new room to property is a practical way to provide more space. A nicely-designed room addition can add great value to your property and increase potential rent income. We strive to educate our clients on the many room addition options that are available and we help plan and budget an addition that fits their needs.

Master Suite Addition

A master suite addition is a worthy investment that provides the ultimate comfort and sanctuary, as well as tremendous increase in the value of your home. Construction of master bedroom suite includes careful planning, especially with the plumbing for the additional fixtures shower,, bathtub, sink and toilet. Our room addition specialists will work closely with you to build a space that fits your style and meets need for more privacy.

Second Story Addition

Adding a second story addition is a great option when you need to expand your living space but constrained by a narrow property lines and small backyard. As expert room addition contractors, we make sure that the footings and foundation structure are reinforced to support the second floor addition.

In-Law Suite Addition

An in-law suite that blends seamlessly with your home is a sweet addition if a space is necessary to accommodate your in-laws. With the changing landscape of multi-family and multi-generational living arrangements, in-law suite addition is fast becoming popular. We will work with you to ensure the additional structure flows with your home’s current architecture.

Bathroom Addition

A home can never have enough bathrooms. It is one of the most used rooms in any house that you can expect everyone to use, including your family and guests. Whether it’s for convenience or you simply think shared bathroom should be a thing of the past, our experienced bathroom addition team can help. We specialize in simple and upscale bathroom constructions and we help source the tiles and fixtures that we know will boost the value of your home.

California Room (Sun Room or Patio)

California room is an outdoor space that features indoor amenities—similar to a porch, patio or sun room, just more posh. This addition will showcase your garden and turn your backyard into an entertaining hub. We have the extensive experience in building California rooms, patios and sun rooms to give you the extra outdoor space you need. Our work are designed for comfort, performance, quality and durability.

Guest House Addition

You can build a guest house right on the side of the house if you have a big backyard to accommodate visiting families and friends. Moreover, you may choose master suite or master bedroom with bathroom or without bathroom. For the design, decoration, and model you can to try find reference as many as you can. You can even build master suite just like master bedroom in five star hotels.

Bump Out

Bump out addition is a small scale house expansion that adds 50 square feet or so. It is enough to make room for a kitchen island, turning an otherwise cramped dining area into a comfy place for eating and entertaining guests.

Memberships & Accreditations


Experienced and Licensed General Contractor You Can Trust