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Guest house builders in Westchester

Avatar for Juan De Jesus Inc
Juan De Jesus Inc
5300 11th Ave
4.75(
16
)
Approved Pro
Juan De Jesus Inc
5300 11th Ave
4.75(
16
)
Approved Pro
Customers say: Quality work
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
343 local quotes requested

We are family owned and operated and as such here at Juan De Jesus Inc, we sustain our business on quality, honesty, and integrity. We are experts in the Construction and Remodeling trade and are committed to quality from the beginning to the end of your project. We aim to be your number choice in the Construction industry and we are always looking to grow as a company, individuals, and as a positive influence in our community. We look forward to earning your business, call us today for your FREE ESTIMATE!

"Juan was punctual and professional. He was very good at communicating so we we’re always on the same page re the project. The work was clean and looks great."

Kathleen H on June 2025

We are family owned and operated and as such here at Juan De Jesus Inc, we sustain our business on quality, honesty, and integrity. We are experts in the Construction and Remodeling trade and are committed to quality from the beginning to the end of your project. We aim to be your number choice in the Construction industry and we are always looking to grow as a company, individuals, and as a positive influence in our community. We look forward to earning your business, call us today for your FREE ESTIMATE!

"Juan was punctual and professional. He was very good at communicating so we we’re always on the same page re the project. The work was clean and looks great."

Kathleen H on June 2025


Avatar for JV Tile Installation
JV Tile Installation
19304 Delight Street
5.00(
2
)
Approved Pro
JV Tile Installation
19304 Delight Street
5.00(
2
)
Approved Pro
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
2034 local quotes requested

We have the experience and dedication to get the job done right! Specializing in Ceramic Tile and Kitchen & Bathroom Remodeling services; We guarantee your satisfaction, and we won't leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! We are committed to providing our customers with exceptional service while offering the best prices without sacrificing quality! Our installers have many years of experience and knowledge to make sure the right person for the job is there! Specializing in : master bathrooms, fireplaces, floors, kitchens, countertops tops, showers, jacuzzi, slab, granite& marble Call or click for your FREE estimate today!

"Joaquin is an expert in his practice. We have used him for two jobs- kitchen tile and also fireplace remodeling. He is very detail oriented. We had a lot of discussion prior to ordering tile and prior to instal. It was obvious he wanted us to be happy with the end result. He was very knowledgeable. He showed up on time, Project was completed within projected time frame and price was unchanged from the quote. We found his prices to be very reasonable. We definitely will use JV Tile again."

Emily L on August 2024

We have the experience and dedication to get the job done right! Specializing in Ceramic Tile and Kitchen & Bathroom Remodeling services; We guarantee your satisfaction, and we won't leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! We are committed to providing our customers with exceptional service while offering the best prices without sacrificing quality! Our installers have many years of experience and knowledge to make sure the right person for the job is there! Specializing in : master bathrooms, fireplaces, floors, kitchens, countertops tops, showers, jacuzzi, slab, granite& marble Call or click for your FREE estimate today!

"Joaquin is an expert in his practice. We have used him for two jobs- kitchen tile and also fireplace remodeling. He is very detail oriented. We had a lot of discussion prior to ordering tile and prior to instal. It was obvious he wanted us to be happy with the end result. He was very knowledgeable. He showed up on time, Project was completed within projected time frame and price was unchanged from the quote. We found his prices to be very reasonable. We definitely will use JV Tile again."

Emily L on August 2024


Avatar for Construction Masters
Construction Masters
18075 VENTURA BLVD
4.87(
250
)
Approved Pro
Construction Masters
18075 VENTURA BLVD
4.87(
250
)
Approved Pro
Customers say: Quality work
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
1160 local quotes requested

Awarded by J.D. Power, Construction Masters ™ is a family owned, full service, general construction company with 36 years of experience in Kitchen and Bathroom Remodeling, Garage Conversions (ADU), New Construction, Room Additions, Roofing, Painting, Flooring, Windows, Stonework and more. Licensed #762655 & #623586, Bonded #SC1025172 and Insured #1454306. Construction Masters ™ has gained a reputation for excellence as one of California’s most respected construction firms as well as an industry leader within the residential, corporate and restaurant/retail construction markets. Contact us and make your dream a reality! Corporation - Moshe Cohen Inc.

"It was a joy to work with Moshe and his team. He was quick to respond to me and all of my requests. He kept the project moving forward at a good pace. I learned a lot from him and hope we cross paths on another project in the future. He has integrity and stands by his work. It’s rare to find these days and I feel so blessed to have found this nice family owned business to help me through this much-needed remodel. Construction Masters are good people and I will miss them."

Laurie B on March 2025

Awarded by J.D. Power, Construction Masters ™ is a family owned, full service, general construction company with 36 years of experience in Kitchen and Bathroom Remodeling, Garage Conversions (ADU), New Construction, Room Additions, Roofing, Painting, Flooring, Windows, Stonework and more. Licensed #762655 & #623586, Bonded #SC1025172 and Insured #1454306. Construction Masters ™ has gained a reputation for excellence as one of California’s most respected construction firms as well as an industry leader within the residential, corporate and restaurant/retail construction markets. Contact us and make your dream a reality! Corporation - Moshe Cohen Inc.

"It was a joy to work with Moshe and his team. He was quick to respond to me and all of my requests. He kept the project moving forward at a good pace. I learned a lot from him and hope we cross paths on another project in the future. He has integrity and stands by his work. It’s rare to find these days and I feel so blessed to have found this nice family owned business to help me through this much-needed remodel. Construction Masters are good people and I will miss them."

Laurie B on March 2025


Avatar for Better Together Builders
Better Together Builders
7026 Rhea Ave
4.90(
134
)
Approved Pro
Better Together Builders
7026 Rhea Ave
4.90(
134
)
Approved Pro
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
2199 local quotes requested

We are a full design build firm, specializing in kitchen, bathroom, and complete home remodeling. This also includes additions and ADU's! In the process of creating your dream home, our goal is to provide you with the most up-to-date ideas and solutions. A "one stop shop" for all your remodeling needs. Our team builds and remodels homes with various styles such as: traditional, Spanish, modern, contemporary and beyond. Call us today to get your in-home FREE consultation! Hand in Hand we will make this experience unique and successful. So let's make it Better together! Better Together Builders Lic#1047689 818-858-9840 Info@bettertogetherbuilders.com **Please note: Due to high demand, we are no longer able to do projects that are under a budget of $7000.**

"Stuff happens, and this business knows how to handle it! We had a stain on the ceiling. Ofri from BTB came over and turned on the water from the upstairs bathtub and then the shower stall. The ceiling became moist after the shower was turned on. Ofri then came back with a plumber. He turned on the upstairs bathtub. After they left, water dripped from the ceiling. Ofri had the plumber immediately send over a team for a service call. They broke open a hole in the ceiling and found that a pipe leading to the bathtub was so rusty it had holes. They took videos showing other pipes leading to the bathtub were also very rusty. While the team was still there, Ofri gave us prices, sent over the paperwork and the pipes were replaced within a of couple hours. Fabulous! Ofri had thought it would take a lot longer to complete the plumbing work. Therefore, her pricing did not align with the actual work performed. She brought in Alon, who substantially reduced the price to our satisfaction. Their responsiveness and reasonableness earned them my highest rating. Thank you Ofri, Alon and the BTB team!"

Barbara R on January 2025

We are a full design build firm, specializing in kitchen, bathroom, and complete home remodeling. This also includes additions and ADU's! In the process of creating your dream home, our goal is to provide you with the most up-to-date ideas and solutions. A "one stop shop" for all your remodeling needs. Our team builds and remodels homes with various styles such as: traditional, Spanish, modern, contemporary and beyond. Call us today to get your in-home FREE consultation! Hand in Hand we will make this experience unique and successful. So let's make it Better together! Better Together Builders Lic#1047689 818-858-9840 Info@bettertogetherbuilders.com **Please note: Due to high demand, we are no longer able to do projects that are under a budget of $7000.**

"Stuff happens, and this business knows how to handle it! We had a stain on the ceiling. Ofri from BTB came over and turned on the water from the upstairs bathtub and then the shower stall. The ceiling became moist after the shower was turned on. Ofri then came back with a plumber. He turned on the upstairs bathtub. After they left, water dripped from the ceiling. Ofri had the plumber immediately send over a team for a service call. They broke open a hole in the ceiling and found that a pipe leading to the bathtub was so rusty it had holes. They took videos showing other pipes leading to the bathtub were also very rusty. While the team was still there, Ofri gave us prices, sent over the paperwork and the pipes were replaced within a of couple hours. Fabulous! Ofri had thought it would take a lot longer to complete the plumbing work. Therefore, her pricing did not align with the actual work performed. She brought in Alon, who substantially reduced the price to our satisfaction. Their responsiveness and reasonableness earned them my highest rating. Thank you Ofri, Alon and the BTB team!"

Barbara R on January 2025


Avatar for Paradigm Builders
Paradigm Builders
1800 Century Park East Suite 600
5.00(
33
)
Approved Pro
Paradigm Builders
1800 Century Park East Suite 600
5.00(
33
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
875 local quotes requested

Los Angeles Premier design and build company specializing in home remodeling and construction. We are dedicated to delivering superior workmanship and ensuring complete customer satisfaction. Our team of highly skilled professionals works closely with clients to understand their unique needs and vision, providing custom solutions that are functional, stylish, and within budget. With exceptional communication and meticulous attention to detail, we guide our clients seamlessly from concept to completion. Contact us today to schedule your free in-home design consultation.

"We’re truly impressed by how Paradigm Builders executed our ADU garage conversion. From our initial design meeting to project completion, Aviv stayed on top of every detail and task and kept us consistently informed along the way. One thing that stood out was how much he cares. He went above and beyond to ensure that things were not only done right, but that we were always happy. Thank you Aviv, we truly appreciate you!"

Leta M on July 2025

Los Angeles Premier design and build company specializing in home remodeling and construction. We are dedicated to delivering superior workmanship and ensuring complete customer satisfaction. Our team of highly skilled professionals works closely with clients to understand their unique needs and vision, providing custom solutions that are functional, stylish, and within budget. With exceptional communication and meticulous attention to detail, we guide our clients seamlessly from concept to completion. Contact us today to schedule your free in-home design consultation.

"We’re truly impressed by how Paradigm Builders executed our ADU garage conversion. From our initial design meeting to project completion, Aviv stayed on top of every detail and task and kept us consistently informed along the way. One thing that stood out was how much he cares. He went above and beyond to ensure that things were not only done right, but that we were always happy. Thank you Aviv, we truly appreciate you!"

Leta M on July 2025


Avatar for Buildwright Construction inc.
Buildwright Construction inc.
5.00(
10
)
Approved Pro
Buildwright Construction inc.
5.00(
10
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
1335 local quotes requested

At Buildwright Construction we're fully licensed, insured and bonded to perform construction in the state of California. We specialize in designing and remodeling: Complete home remodeling, custom kitchen remodel, full bathroom renovation, ADU, garage conversions, home addition and more! A one stop shop for all your remodeling needs. Our clients get a full service and guidance from our team before, during and after the project is completed. We transform kitchens, redesign bathrooms, convert garages to ADUs, add new rooms and perform a full house remodel that help carve out new space, add functionality, style and user-friendliness. For our clients to get a unique and successful experience, we invest in educating our team adherence to the Los Angeles Building and Safety rules and regulations while implementing the newest technologies. We offer a fully inclusive client-focused construction management experience. We earn our clients trust by remaining true to our foundation, our capability to suit the varied needs, styes and preferences of our clients. We are working together to reach the best possible remodeling outcomes. On each of our projects we have a team of professional craftsmen and experienced project managers to allow a solid workflow that accommodates complete support and communications with our clients. Call us today to get your in-home FREE consultation!

"Great. They did a very professional job from 1st interview to the contract to the completion of the job and their checking of the completion. I would use them again if needed."

David P on June 2025

At Buildwright Construction we're fully licensed, insured and bonded to perform construction in the state of California. We specialize in designing and remodeling: Complete home remodeling, custom kitchen remodel, full bathroom renovation, ADU, garage conversions, home addition and more! A one stop shop for all your remodeling needs. Our clients get a full service and guidance from our team before, during and after the project is completed. We transform kitchens, redesign bathrooms, convert garages to ADUs, add new rooms and perform a full house remodel that help carve out new space, add functionality, style and user-friendliness. For our clients to get a unique and successful experience, we invest in educating our team adherence to the Los Angeles Building and Safety rules and regulations while implementing the newest technologies. We offer a fully inclusive client-focused construction management experience. We earn our clients trust by remaining true to our foundation, our capability to suit the varied needs, styes and preferences of our clients. We are working together to reach the best possible remodeling outcomes. On each of our projects we have a team of professional craftsmen and experienced project managers to allow a solid workflow that accommodates complete support and communications with our clients. Call us today to get your in-home FREE consultation!

"Great. They did a very professional job from 1st interview to the contract to the completion of the job and their checking of the completion. I would use them again if needed."

David P on June 2025


Avatar for Pristine Construction Inc
Pristine Construction Inc
14320 Ventura Blvd
4.94(
196
)
Approved Pro
Pristine Construction Inc
14320 Ventura Blvd
4.94(
196
)
Approved Pro
Customers say: Quality work
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
1000 local quotes requested

General building contractor. Specializing in custom kitchens and bathrooms. Complete interior design and planning. Additions and new construction. Custom carpentry, tile and stone work.

"The remodeling of my guest bath went very smoothly. I had few ideas as to what I wanted, but thanks to Nathan's design help, I was able to select the items that fit my concept. Many reviews talk mainly about the job and the results, but there is one important area that is often neglected: the working crew. Without exception his guys, besides being highly competent, were both respectful and considerate at all times. I strongly recommend this company!"

Edward M on February 2025

General building contractor. Specializing in custom kitchens and bathrooms. Complete interior design and planning. Additions and new construction. Custom carpentry, tile and stone work.

"The remodeling of my guest bath went very smoothly. I had few ideas as to what I wanted, but thanks to Nathan's design help, I was able to select the items that fit my concept. Many reviews talk mainly about the job and the results, but there is one important area that is often neglected: the working crew. Without exception his guys, besides being highly competent, were both respectful and considerate at all times. I strongly recommend this company!"

Edward M on February 2025


GG's Lawn & Hardscape Services
Servicing Around
5.00(
2
)
Approved Pro
GG's Lawn & Hardscape Services
Servicing Around
5.00(
2
)
Approved Pro
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
1093 local quotes requested

Landscaping-Hardscaping-Tree Trimming-Garden Maintenance. At our company, your satisfaction is our top priority. We are committed to completing every job to the highest standards, ensuring exceptional quality and service. Discover our range of services and reach out today to book your free estimate. Let us show you the difference our dedication can make!

"Gustavo Garcia and his associate were prompt and on time to start the work. They were professional in their attention to detail. They were courteous and did an outstanding job. They finished off with a complete and thorough clean up and we are satisfied that the work they did."

Quinton W on October 2024

Landscaping-Hardscaping-Tree Trimming-Garden Maintenance. At our company, your satisfaction is our top priority. We are committed to completing every job to the highest standards, ensuring exceptional quality and service. Discover our range of services and reach out today to book your free estimate. Let us show you the difference our dedication can make!

"Gustavo Garcia and his associate were prompt and on time to start the work. They were professional in their attention to detail. They were courteous and did an outstanding job. They finished off with a complete and thorough clean up and we are satisfied that the work they did."

Quinton W on October 2024


Avatar for Dream Home Design & Build
Dream Home Design & Build
19720 Ventura Blv, Suit 7
5.00(
1
)
Approved Pro
Dream Home Design & Build
19720 Ventura Blv, Suit 7
5.00(
1
)
Approved Pro
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
1484 local quotes requested

Specialties Dream Home Design & Build we are known for excellence in a diverse range of services. Our rich experience in each service is driven by the passion of our highly successful teams and collective company goals.​Today after 15 years of experience we have grown by leaps and bounds to offer top-class services that have attracted tons of customers and also an extremely talented staff. We have formed a team of successful and recognized employees and partners who have made the climb toward greatness easier.​The markets we operate in include Construction, Remodeling, Design, and Consultation. the services we offer include; Kitchen Remodeling, Bathroom Remodeling, Complete Remodeling, New Construction, Commercial Services, Garage Conversion, Room Addition, and Design services.​Our team of employees and owners come from every expertise in the markets we operate in allowing us to continuously innovate and deliver exceptional results. Our touch is the best, Period. History Established in 1967. We are the third generation of home builders and our success over the years can easily be attributed to a unique culture of excellence and the high-quality service we offer, a service that exceeds your every expectation. Dream Home Design & Build Continuous innovation and culture have empowered our workforce from day one and it still shows today. That is why the services we offer are delivered with integrity.​

"I just had to share how thrilled I am with the work that Dream Home Design and Build did on my place! The project manager was so professional, attentive, and honest throughout the whole process. My home looks absolutely amazing now! The value for the price was exceptional, and they finished the project right on time. I can't recommend their services highly enough!"

David J on August 2024

Specialties Dream Home Design & Build we are known for excellence in a diverse range of services. Our rich experience in each service is driven by the passion of our highly successful teams and collective company goals.​Today after 15 years of experience we have grown by leaps and bounds to offer top-class services that have attracted tons of customers and also an extremely talented staff. We have formed a team of successful and recognized employees and partners who have made the climb toward greatness easier.​The markets we operate in include Construction, Remodeling, Design, and Consultation. the services we offer include; Kitchen Remodeling, Bathroom Remodeling, Complete Remodeling, New Construction, Commercial Services, Garage Conversion, Room Addition, and Design services.​Our team of employees and owners come from every expertise in the markets we operate in allowing us to continuously innovate and deliver exceptional results. Our touch is the best, Period. History Established in 1967. We are the third generation of home builders and our success over the years can easily be attributed to a unique culture of excellence and the high-quality service we offer, a service that exceeds your every expectation. Dream Home Design & Build Continuous innovation and culture have empowered our workforce from day one and it still shows today. That is why the services we offer are delivered with integrity.​

"I just had to share how thrilled I am with the work that Dream Home Design and Build did on my place! The project manager was so professional, attentive, and honest throughout the whole process. My home looks absolutely amazing now! The value for the price was exceptional, and they finished the project right on time. I can't recommend their services highly enough!"

David J on August 2024


Avatar for Aggregate Construction Group
Aggregate Construction Group
5.00(
5
)
Approved Pro
Aggregate Construction Group
5.00(
5
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
347 local quotes requested

Whether you're looking to increase your property value for your home or apartment building, you've come to the right place. Regardless of your project size, our diverse team will guide you to reaching your goals with the ease and peace of mind you need. With a wide variety of projects done, we have established a very specific method of maximizing the value of each property while remaining efficient and affordable.

"I recently hired Aggregate Construction Group for a home renovation, and the experience was exceptional. The team was professional, punctual, and highly skilled. They communicated clearly, managed the project efficiently, and delivered outstanding results. The craftsmanship and attention to detail exceeded my expectations, and they were always responsive to my questions. I highly recommend Aggregate for any construction needs. They truly stand out for their quality and customer service and I can’t thank them enough!!"

Yael M on August 2024

Whether you're looking to increase your property value for your home or apartment building, you've come to the right place. Regardless of your project size, our diverse team will guide you to reaching your goals with the ease and peace of mind you need. With a wide variety of projects done, we have established a very specific method of maximizing the value of each property while remaining efficient and affordable.

"I recently hired Aggregate Construction Group for a home renovation, and the experience was exceptional. The team was professional, punctual, and highly skilled. They communicated clearly, managed the project efficiently, and delivered outstanding results. The craftsmanship and attention to detail exceeded my expectations, and they were always responsive to my questions. I highly recommend Aggregate for any construction needs. They truly stand out for their quality and customer service and I can’t thank them enough!!"

Yael M on August 2024

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FAQs for guest house building service projects in Westchester, CA

The standard construction timeline for a villa ranges from eight to 18 months, depending on its complexity and size. Factors affecting this schedule include architectural intricacy, permitting processes, seasonal construction limitations, and material availability. Custom luxury villas with specialized features require additional time for proper execution. Planning and design phases preceding actual construction can add several months to the overall project timeline.

Many villa projects encounter issues from inadequate budgeting that fails to account for contingencies and upgrades. Poor contractor selection based primarily on low bids often leads to quality issues and timeline delays. Insufficient attention to foundation and site preparation can lead to structural problems throughout the building's lifespan. Frequent design modifications during construction significantly increase costs and extend timelines, while overlooking energy efficiency considerations impacts long-term operating expenses.

Villas incorporate more sophisticated architectural elements, requiring specialized construction techniques. Their emphasis on indoor-outdoor living spaces demands thoughtful integration of structural and aesthetic considerations. Many villa designs incorporate luxury amenities that require specialized installation expertise. Local building codes may impose additional requirements for villas in certain communities, particularly those with architectural review boards or historical preservation guidelines.

This decision depends on current real estate market conditions, available inventory, and your specific preferences. Existing villas offer immediate occupancy and established landscaping but may require renovations to meet current tastes. New construction provides complete customization and modern systems, but it involves longer timelines and potential construction challenges. The premium for new construction varies significantly by location, with some markets offering minimal price differences while others show substantial gaps.

Villa maintenance requirements depend largely on size, materials, and included amenities. Exterior elements, such as gardens, pools, and architectural details, require regular upkeep. Major systems, including HVAC, roofing, and plumbing, benefit from preventative maintenance programs. Establishing relationships with reliable service providers helps manage these ongoing requirements efficiently and economically.

The Westchester, CA homeowners’ guide to guest house building services
From average costs to expert advice, get all the answers you need to get your job done.
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