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Addition Contractors in Los Angeles, CA

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  3. Compare quotes and choose the best pro for the job.

Service Pros

    Platinum Home Builders & Design, Inc. Logo
    Los Angeles, CA·

    Bathroom Remodel, Roofing, Flooring , and 2 more

    "From start to finish, I could not have been more pleased with the professionalism of everyone we dealt with. The office kept communicating with me on a daily basis. The kitchen and bathrooms are beautiful!! Thank you so much !! I love the design you came up with."

    Josh L. in October 2021

    DT Design and Build, Inc. Logo
    Sherman Oaks, CA·

    Garage Conversion, Home Improvement, ADU , and 9 more

    "Tal is professional and courteous. He's knowledgeable and efficient. He did everything from prep, the actual job, to clean up so quickly that I didn't realize he was done until he rang the doorbell."

    Miyuki I. in June 2017

    R Design, Inc. Logo
    Burbank, CA·

    Bathroom - Remodel-Additions, Paint-Drywall - Repair, Major Renovation - Multiple Rooms , and 2 more

    "VERY FRIENDLY AND GREAT WORKMANSHIP"

    Neal L. in November 2015

    Flip It Homes, Inc. Logo
    Woodland Hills, CA·

    Remodel

    "They did a lot of work for me. They did electrical, roofing, put in A/C and heating, redid bathroom and kitchen for a duplex. Always on-time, at one point things were not what I was expecting, I called and they fixed it right away."

    Jack Z. in December 2013

    Olympia Construction, Inc. Logo
    Encino, CA·

    New construction, home additions, Bathroom remodeling , and 2 more

    "I hired Olympia construction for my bathroom remodeling. I'm very happy with the complete result. Mr. Ran helped us to choose materials and directed us to a nice store and warehouse. The time was decent every day. Every day people did work at the house. I definitely recommend the company, especially Mr. Ran."

    Judy L. in October 2015

    AC
    North Hollywood, CA·

    Kitchen Remodels, Bathroom Remodels, Addition to Existing Structures

    "Great job! I needed crown molding installed in my studio and Aerostar did a wonderful job. Very impressed with time efficiency and quality of work. Look forward to using them again!"

    Michael F. in November 2016

    Golan Remodeling, Inc. Logo
    Winnetka, CA·

    Kitchen Remodels, Additions - Residential & Commercial, Garage Conversions and Remodels , and 2 more

    "I did a kitchen remodel in 2010 with Golan remodeling. I just started reviewing companies. I really enjoyed the entire experience with this company it is a very small company but they do extreme remodels. I hired them again in 2012 to do a bathroom remodel and I received the same amazing service as I did in 2010. Very knowledgeable staff very clean and professional and very trustworthy. I was never home they had a key and nothing went missing. I know they will be my number one contractor as long as I do remodels. I highly recommend."

    May M. in August 2014

    High Touch, Inc. Logo
    Los Angeles, CA·

    Complete Home Remodel, Bathroom Remodel, Design and Build , and 2 more

    "They were professional and the deck is gorgeous."

    Carole L. in August 2018

    Finesse Remodeling & Consulting, Inc. Logo
    Encino, CA·

    Kitchen Remodels, Additions to Existing Structures, Major Renovations , and 2 more

    "Avi and team fully remodeled our humble kitchen over the summer and we couldn't be happier with the result. He made everything easy and within our budget, from the consult to choosing the floor, tiles, backsplash, appliances, etc. and his advice was always spot on. He was able to leverage his relationships with stores and suppliers to streamline our shopping experience and get us the best prices and products. We had a few hiccups with the floor and inevitable delays due to covid and supply chain issues, but all of that was to be expected. The final result is the kitchen of our dreams. The workers were absolutely terrific and I just want give a shout out to Luis and Sammy and all the guys that worked on our project. The quality of work is just outstanding. Thank you so much!"

    Michael C. in December 2021

Showing 10-18 of 56 results

How much do addition contractors typically cost?

  • Los angeles, California Average
    $91,356
  • Typical Range
    $56,556 - $132,775
  • Low End - High End
    $8,540 - $200,000

Frequently asked questions

  • It’s important that you verify their license is still in good standing. Also keep in mind that certain states or provinces don’t require licensing if the job is under a certain dollar amount.
  • You can find a list of your state’s licensing requirements on the HomeAdvisor website. Before you get to work with the pro, make sure their qualifications are current and acceptable to you.
  • It is always a good idea to get a copy of the pro’s insurance certificate for future records, and in case anything happens. This is a good way to feel more secure in your home project, and to weed out potential scammers.

HomeAdvisor makes it easy to connect with pros near you. You can read reviews, get quotes and book appointments all in one place.

Depending on the type of project, you may find subtle differences in the hiring process. Here’s a look at task-specific advice.

You can use HomeAdvisor to help evaluate a contractor’s qualifications. We put pros through a screening process, and award badges to high-performing contractors. You can find these badges on a pro’s HomeAdvisor profile, and sometimes, his or her website. 

Your research doesn’t stop here. Once you’ve found a few prospective companies, make an call to ask a few questions about work history, licensure and more:

  • Have you completed a job like this before?
  • Do you have a list of references I can contact?
  • When are you able to start the job?

In most cases, the responses you get to these three questions will give you a very good idea of the right pro for your project. If you have more than one front-runner, these additional questions can help you narrow it down. 

  • How many years of experience do you have?
  • What’s your permanent business address?
  • Are you licensed to work in my area?
  • When did you earn your business license?
  • How do you handle warranty service complaints?
  • Do you have worker’s compensation, property damage and personal liability insurance?

Any good contractor will answer these questions, and most will appreciate dealing with a client that takes such an active interest in finding good service. On the other hand, if a contractor gives you a hard time with these questions, you probably want to find someone else.  

Related Projects in Los Angeles, CA

HomeAdvisor Community Rating

Overall Rating:

Los Angeles Addition & Remodeling Contractors are rated 4.8 out of 5 based on 974 reviews of 974 pros.

The HomeAdvisor Community Rating is an overall rating based on verified reviews and feedback from our community of homeowners that have been connected with service professionals. See individual business pages for full, detailed reviews.


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    Recent Job Requests for Addition & Remodeling Contractors in Los Angeles, CA

    • Project Location: Los Angeles, CA
      Date: 02/06/24
      Type of Addition: Detached addition
      Project Description: Design and build
      What types of rooms/spaces are you interested in adding to your home?: Bathroom(s)
      What types of rooms/spaces are you interested in adding to your home?: Kitchen
      What types of rooms/spaces are you interested in adding to your home?: Living/family room
      What types of rooms/spaces are you interested in adding to your home?: Bedroom(s)
      Comment: Customer did not provide additional comments. Please contact the customer to discuss the details of this project.
    • Project Location: Los Angeles, CA
      Date: 02/05/24
      What types of rooms/spaces are you interested in adding to your home?: Bathroom(s)
      Type of Addition: Ground level addition
      What types of rooms/spaces are you interested in adding to your home?: Bedroom(s)
      Project Description: Build - use existing architectural drawings
      Comment: Customer did not provide additional comments. Please contact the customer to discuss the details of this project.
    • Project Location: Los Angeles, CA
      Date: 02/05/24
      Type of Addition: Ground level addition
      Project Description: Design and build
      What types of rooms/spaces are you interested in adding to your home?: Bathroom(s)
      What types of rooms/spaces are you interested in adding to your home?: Bedroom(s)
      Comment: I want to add a master bed and bath.
    • Project Location: Los Angeles, CA
      Date: 02/04/24
      Desired Completion Date: Timing is flexible
      Request Stage: Ready to Hire
      Project Description: Design and build
      Comment: Want to add 2 nd unit as a second floor
    • Project Location: Los Angeles, CA
      Date: 02/04/24
      Desired Completion Date: Timing is flexible
      Request Stage: Planning & Budgeting
      Project Description: Design and build
    • Project Location: Los Angeles, CA
      Date: 02/04/24
      Reason for Cable: 1
      Type of Addition: Ground level addition
      Project Description: Design and build
      What types of rooms/spaces are you interested in adding to your home?: Bedroom(s)
      Comment: We want to add on a bedroom with an en suite bathroom.
    • Project Location: Los Angeles, CA
      Date: 02/02/24
      Type of Addition: Ground level addition
      Project Description: Design and build
      What types of rooms/spaces are you interested in adding to your home?: Bathroom(s)
      What types of rooms/spaces are you interested in adding to your home?: Kitchen
      What types of rooms/spaces are you interested in adding to your home?: Living/family room
      What types of rooms/spaces are you interested in adding to your home?: Bedroom(s)
      Comment: Adu
    • Project Location: Los Angeles, CA
      Date: 02/02/24
      Type of Addition: Second story addition
      Project Description: Design and build
      What types of rooms/spaces are you interested in adding to your home?: Bathroom(s)
      What types of rooms/spaces are you interested in adding to your home?: Bedroom(s)
      Comment: Customer did not provide additional comments. Please contact the customer to discuss the details of this project.
    • Project Location: Los Angeles, CA
      Date: 02/01/24
      Type of Addition: Second story addition
      Project Description: Design and build
      What types of rooms/spaces are you interested in adding to your home?: Bedroom(s)
      Comment: existing recreation room (converted garage). would like to add simple indoor staircase and 14x14 room with door that closes off from downstairs. no plumbing or hvac - will use mini split
    • Project Location: Los Angeles, CA
      Date: 01/31/24
      Type of Addition: Ground level addition
      Project Description: Design and build
      What types of rooms/spaces are you interested in adding to your home?: Bathroom(s)
      What types of rooms/spaces are you interested in adding to your home?: Bedroom(s)
      Comment: Want to add one bedroom with a bathroom to an existing home.
    • Project Location: Los Angeles, CA
      Date: 01/31/24
      Type of Addition: Convert or finish existing space
      Project Description: Design and build
      What types of rooms/spaces are you interested in adding to your home?: Bathroom(s)
      What types of rooms/spaces are you interested in adding to your home?: Kitchen
      What types of rooms/spaces are you interested in adding to your home?: Living/family room
      What types of rooms/spaces are you interested in adding to your home?: Bedroom(s)
      Comment: Customer did not provide additional comments. Please contact the customer to discuss the details of this project.
    • Project Location: Los Angeles, CA
      Date: 01/31/24
      Type of Addition: Ground level addition
      Project Description: Design and build
      What types of rooms/spaces are you interested in adding to your home?: Bathroom(s)
      What types of rooms/spaces are you interested in adding to your home?: Bedroom(s)
      Comment: Add on extra bedroom and bathroom addition
    • Project Location: Los Angeles, CA
      Date: 01/31/24
      Desired Completion Date: Timing is flexible
      Request Stage: Planning & Budgeting
      Project Description: Design and build
      Comment: Customer did not provide additional comments. Please contact the customer to discuss the details of this project.
    • Project Location: Los Angeles, CA
      Date: 01/31/24
      Desired Completion Date: Timing is flexible
      Request Stage: Ready to Hire
      Project Description: Design and build
      Comment: Customer did not provide additional comments. Please contact the customer to discuss the details of this project.
    • Project Location: Los Angeles, CA
      Date: 01/30/24
      Desired Completion Date: Timing is flexible
      Request Stage: Ready to Hire
      Project Description: Design and build
      Comment: Customer did not provide additional comments. Please contact the customer to discuss the details of this project.
    • Project Location: Los Angeles, CA
      Date: 01/30/24
      Type of Addition: Second story addition
      Project Description: Design and build
      What types of rooms/spaces are you interested in adding to your home?: Bedroom(s)
      Comment: Customer did not provide additional comments. Please contact the customer to discuss the details of this project.
    • Project Location: Los Angeles, CA
      Date: 01/30/24
      Type of Addition: Second story addition
      Project Description: Design and build
      What types of rooms/spaces are you interested in adding to your home?: Bathroom(s)
      What types of rooms/spaces are you interested in adding to your home?: Kitchen
      What types of rooms/spaces are you interested in adding to your home?: Living/family room
      What types of rooms/spaces are you interested in adding to your home?: Bedroom(s)
      Comment: General idea of the cost of the Adu
    • Project Location: Los Angeles, CA
      Date: 01/30/24
      What best describes this home addition project?: Build from existing designs
      What kind of addition do you want?: Ground level addition
      What best describes this project?: Addition to home
      What room(s)/space(s) are you interested in adding to your home?: Other
      Comment: Need help moving boxed cabinets and mirrors and assembled into new salon studio!

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