
SunTerrace Torrance Sunrooms designs and builds custom sunrooms, patio enclosures, and four-season additions for homeowners across the South Bay - fully permitted, built to last, and matched to your home.

SunTerrace Torrance Sunrooms is a licensed sunroom contractor based in Torrance, CA, offering 16 services across 12 cities in the South Bay. Whether your patio sits empty because of the coastal marine layer, your home feels cramped, or you want a dedicated space for work or hobbies - we design and build sunrooms that solve real problems. Every project is fully permitted, and we handle the entire process from design through final inspection.

Want more space without moving? A sunroom addition gives your home a bright, usable room you can enjoy every day.
Learn More
Use your outdoor space in any weather. A four-season sunroom is fully heated and cooled - comfortable 365 days a year.
Learn More
Enjoy the outdoors without the bugs, wind, or marine layer. A three-season room works for 10 months a year in Torrance.
Learn More
Stop losing your patio to fog and afternoon heat. A patio enclosure turns an underused slab into a room you love.
Learn More
Every detail matched to your home's style and your lifestyle. Custom sunrooms are designed from scratch - your vision, our build.
Learn More
Starting from the ground up? Our sunroom construction service covers foundation, framing, glass, and finish - all permitted.
Learn More
Old sunroom drafty, leaking, or outdated? We remodel existing rooms to current standards without tearing everything down.
Learn More
Keep insects out and fresh air in. Screen rooms give you a comfortable outdoor living space at a lower cost than full enclosures.
Learn MoreReach out by phone or through the contact form. We ask a few simple questions about the space, how you plan to use it, and any existing structure we would be working with. We respond within 1 business day to schedule your free on-site visit.
We visit your home to look at the space, assess your existing foundation and exterior wall, and understand your goals. After the visit, you receive a written proposal with a full cost breakdown and timeline - no pressure to decide on the spot.
Once you approve the design and sign the contract, we handle permits, HOA submissions if needed, all city inspections, and every stage of construction. When the inspector signs off, we walk you through the finished room and hand you the keys.
We hold a valid California Contractors State License Board license. Every project carries full liability and workers compensation coverage - protecting your home and everyone on your property.
We are a locally owned company operating in Torrance. We know South Bay homes, Torrance building requirements, and the HOA process in communities like Southwood and Hollywood Riviera.
We visit your home, assess the space, and give you a written proposal at no cost. You get a full cost breakdown before committing to anything - no deposit required to get a quote.
We manage every step of the Torrance permit process and HOA architectural review on your behalf. You never have to call the city or your HOA - we handle the paperwork and keep you updated.
Ready to get started? Request your free estimate or call us at (424) 318-3952.
"The team handled our permit and HOA approval without us lifting a finger. Construction wrapped up on the date they told us, and the four-season room looks like it was always part of the house."
David M., Torrance - Four season sunrooms
"We had an old patio cover that was pulling away from the wall. They assessed it, explained why a full enclosure made more sense than patching, and built us a proper patio enclosure. No surprises on the bill."
Karen L., Redondo Beach - Patio enclosures
"I use my sunroom as a home office every morning. It stays cool during Santa Ana days and comfortable during June Gloom. The marine-grade sealants they used were the right call for our neighborhood."
Rachel T., Lomita - Three season sunrooms
We respond within 1 business day. There is no obligation - you get a written proposal and a clear cost breakdown before you commit to anything. After you submit, someone from our office will call to schedule a free on-site estimate at a time that works for you.
(424) 318-3952SunTerrace Torrance Sunrooms serves Torrance and 11 surrounding South Bay communities including Redondo Beach, Carson, and Manhattan Beach - 12 service areas in total. We schedule same-week consultations for most locations and are familiar with the local permit requirements and HOA processes across each city.
Only if the wrong glass is used. Low-e glass reflects heat while letting in light, keeping the room comfortable even on 80-degree afternoons. The National Renewable Energy Laboratory explains how glazing technology affects indoor temperatures at nrel.gov.
S
O
M
B
Yes - a permitted room addition triggers a reassessment of the new portion of your home under California's property tax system. Only the added value is reassessed, not your entire home. The California Board of Equalization at boe.ca.gov explains how construction additions affect assessed value.
SunTerrace Torrance Sunrooms is a licensed and insured sunroom contractor based in Torrance, CA, serving 12 South Bay communities since 2025. We hold a valid California Contractors State License issued by the California Contractors State License Board, covering general building and structural work throughout the state.
We specialize in 16 sunroom-related services, from new four-season additions and patio enclosures to full conversions of existing decks and patios into finished living spaces. Every project is permitted, inspected, and built to Torrance's current building standards.
Learn more about our company and approachUneven ground or an out-of-level slab adds cost to any sunroom project because foundation work is required before framing can begin. A contractor should flag this at the site visit, not after the contract is signed.
Homes within a mile of the coast face more aggressive salt air and moisture. This changes which frame finishes and sealants are appropriate. The California Coastal Commission at coastal.ca.gov publishes guidance on coastal construction standards.
A fully permitted sunroom addition is recorded as livable square footage with the city, which affects your home's appraised value and its appeal to buyers. Unpermitted additions can complicate refinancing and resale - always confirm permits are pulled before work starts.
Have specific questions about your property? Call us at (424) 318-3952 and we will answer them on the spot - no sales pitch, no obligation.
Torrance is a South Bay city of about 147,000 people in Los Angeles County, known for its established neighborhoods, high homeownership rates, and proximity to the coast. Most homes here were built between the 1940s and 1970s - postwar ranch houses and mid-century tracts that make up neighborhoods like Southwood, Old Torrance, and the Hollywood Riviera. Toyota's North American headquarters sits in the city, alongside Torrance Memorial Medical Center and a cluster of aerospace companies that have anchored the local economy for decades.
The city sits close enough to the Pacific that the marine layer rolls in most mornings, and Torrance Beach gives the Hollywood Riviera neighborhood a genuine coastal character. That proximity to the ocean is one reason we specify corrosion-resistant materials on every project here - salt air and daily moisture cycles from the marine layer are harder on standard building materials than most homeowners expect. The Del Amo Fashion Center anchors the eastern part of the city near Carson, while the western edge blends into the beach communities of Redondo Beach and Hermosa Beach.
Because so much of Torrance's housing stock dates to the 1950s and 1960s, homeowners here regularly deal with aging patios, older foundations, and exterior walls that need evaluation before a sunroom can be attached. We have built sunrooms across all of Torrance's neighborhoods and understand what to expect from each era of home construction. If your home is in an HOA - common in Southwood and parts of the South Bay - we handle the architectural review submission as part of every project. More city context is available on the U.S. Census QuickFacts page for Torrance.
By appointment only, no walk-ins.
SunTerrace Torrance Sunrooms
373 Van Ness Ave #240
Torrance, CA 90501
(424) 318-3952support@torrancesunrooms.comMonday to Saturday: 8 AM to 6 PM. Sunday: 10 AM to 2 PM.
Call SunTerrace Torrance Sunrooms at (424) 318-3952 or submit the contact form for a free, no-obligation estimate.