Since 1970, Cofer Associates, Inc., a family-owned company, has served the North Shore and surrounding areas as a remodeling contractor. From the first phone call, to the finish, we're with you.
"They were very professional, i definitely recommend them "
David H on January 2025
Since 1970, Cofer Associates, Inc., a family-owned company, has served the North Shore and surrounding areas as a remodeling contractor. From the first phone call, to the finish, we're with you.
"They were very professional, i definitely recommend them "
We are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of general contractor home improvement services that are customizable to each individual project. We specialize in additions and kitchen remodels, but also offer a wide range of expertise for a variety of other projects. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building lasting relationships and guarantee your satisfaction!
"The quality of the work was excellent. They cleaned up the work area every day after they worked and we are very pleased with the deck post replacement and trim board wrapping of the posts. Highly recommend and would employ them again if needed."
Chris O on June 2024
We are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of general contractor home improvement services that are customizable to each individual project. We specialize in additions and kitchen remodels, but also offer a wide range of expertise for a variety of other projects. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building lasting relationships and guarantee your satisfaction!
"The quality of the work was excellent. They cleaned up the work area every day after they worked and we are very pleased with the deck post replacement and trim board wrapping of the posts. Highly recommend and would employ them again if needed."
SD Construction & Development, Inc.is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.
"SD Construction and Development did an excellent job completely renovating my apartment. After demoing the unit they upgraded the wiring & plumbing as well as installing all new windows, kitchen and bathrooms. It was done on time, on budget and completely transformed into comfortable modern apartment. The contractor and subs were friendly and took pride in their work. I highly recommend them."
Neil A on April 2024
SD Construction & Development, Inc.is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.
"SD Construction and Development did an excellent job completely renovating my apartment. After demoing the unit they upgraded the wiring & plumbing as well as installing all new windows, kitchen and bathrooms. It was done on time, on budget and completely transformed into comfortable modern apartment. The contractor and subs were friendly and took pride in their work. I highly recommend them."
d. a. kinsella company has been under the same creative management since 1990 and has completed hundreds of residential and commercial projects for private sector clients, including home and business owners, property managers, developers and local government. As an architectural firm, d. a. kinsella company offers architectural and construction management services, which include the preparation of: home and house plans, home designs, residential architecture, interior design and planning; construction plans and construction management services, cost estimates and construction management.
"From the very first meeting through the entire work they did they were very professional. I had a roof repair and other construction work done and I am very pleased with the quality of their work. I will definitely hire them agian and in the process of going over window replacement with them. Excellent job!"
John H on November 2021
d. a. kinsella company has been under the same creative management since 1990 and has completed hundreds of residential and commercial projects for private sector clients, including home and business owners, property managers, developers and local government. As an architectural firm, d. a. kinsella company offers architectural and construction management services, which include the preparation of: home and house plans, home designs, residential architecture, interior design and planning; construction plans and construction management services, cost estimates and construction management.
"From the very first meeting through the entire work they did they were very professional. I had a roof repair and other construction work done and I am very pleased with the quality of their work. I will definitely hire them agian and in the process of going over window replacement with them. Excellent job!"
Jason DiGravio proudly serves his customers with pride, integrity and attention to the details that matter most to you. This is one of the many things that sets Jason and his team apart from the rest. Give them a call today!
"Jason responded to all our concerns, there were a few issues with the Beadboard ceiling install that involved the cutouts for the bathroom fan and A/C vents. These were resolved in the end, so we are happy with the end result. Jason made it right and helped us with some other minor carpentry repairs as we are getting ready to sell and move. He was a pleasure to work with and we would recommend him and his team."
Anne S on August 2025
Jason DiGravio proudly serves his customers with pride, integrity and attention to the details that matter most to you. This is one of the many things that sets Jason and his team apart from the rest. Give them a call today!
"Jason responded to all our concerns, there were a few issues with the Beadboard ceiling install that involved the cutouts for the bathroom fan and A/C vents. These were resolved in the end, so we are happy with the end result. Jason made it right and helped us with some other minor carpentry repairs as we are getting ready to sell and move. He was a pleasure to work with and we would recommend him and his team."
Delio Corp. has been serving the community since 1991. We enjoy a highly held reputation and we provide the finest services in the home-improvement and remodeling industry. When we take on your project, you can count on it being done quickly, properly, professionally, and most importantly, very competitively priced. All work is guaranteed. We are fully insured and licensed. We specialize in small jobs, and repair projects carpentry , masonry. We do residential & commercial We also do COMMERCIAL snow plowing only. We do one job at a time, we do not bounce from job to job. We have always put our homeowners first. Give us a call with your next project.
"Always on time, very nice to deal with and does a perfect job. Couldn't be happier with the work he has done."
Paula N on February 2022
Delio Corp. has been serving the community since 1991. We enjoy a highly held reputation and we provide the finest services in the home-improvement and remodeling industry. When we take on your project, you can count on it being done quickly, properly, professionally, and most importantly, very competitively priced. All work is guaranteed. We are fully insured and licensed. We specialize in small jobs, and repair projects carpentry , masonry. We do residential & commercial We also do COMMERCIAL snow plowing only. We do one job at a time, we do not bounce from job to job. We have always put our homeowners first. Give us a call with your next project.
"Always on time, very nice to deal with and does a perfect job. Couldn't be happier with the work he has done."
We are a locally owned and operated company with over 30 years of industry experience. We specialize in Additions and Kitchen Remodels, custom built-ins & millwork , but also offer a wide range of expertise for a variety of other Home Improvement projects. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building lasting relationships and guarantee your satisfaction!
"Chris did a great job. He was responsive and produced quality work in a timely manner."
Joe F on March 2024
We are a locally owned and operated company with over 30 years of industry experience. We specialize in Additions and Kitchen Remodels, custom built-ins & millwork , but also offer a wide range of expertise for a variety of other Home Improvement projects. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building lasting relationships and guarantee your satisfaction!
"Chris did a great job. He was responsive and produced quality work in a timely manner."
Sonart Construction Corp. has over15 years of experience in providing a variety of exterior and interior renovation services. We provide services to Palm Beach, Broward and Miami-Dade Counties.. We specialize in Bathroom Remodeling, Kitchen Remodeling, Flooring and the list goes on. Customer satisfaction is what determines our success, which is why we take a hands-on approach and keep the customer informed through every phase of the project. When interacting with our company, you'll notice that we're particularly focused on the principles of quality workmanship, timely completion, competitive pricing, and integrity in all our business dealings. We combine knowledge and research with our extensive practical experience to ensure a specialized approach for your renovation needs. Give us a call today!
"Sign contract April 4th 2025 was told would take two to three weeks this job was removing pressure treated and replacing with composite material we picked out samples from local building material outlet and showed so-called supervisor what we wanted was told he would be ordering them funny thing where we got the samples all items were in stock at least a week delay items had to be special ordered what we were told another special order for the railings another week delay called or message several times to correct mistakes July 4th is just around the corner job is still not complete"
YVONNE B on June 2025
Sonart Construction Corp. has over15 years of experience in providing a variety of exterior and interior renovation services. We provide services to Palm Beach, Broward and Miami-Dade Counties.. We specialize in Bathroom Remodeling, Kitchen Remodeling, Flooring and the list goes on. Customer satisfaction is what determines our success, which is why we take a hands-on approach and keep the customer informed through every phase of the project. When interacting with our company, you'll notice that we're particularly focused on the principles of quality workmanship, timely completion, competitive pricing, and integrity in all our business dealings. We combine knowledge and research with our extensive practical experience to ensure a specialized approach for your renovation needs. Give us a call today!
"Sign contract April 4th 2025 was told would take two to three weeks this job was removing pressure treated and replacing with composite material we picked out samples from local building material outlet and showed so-called supervisor what we wanted was told he would be ordering them funny thing where we got the samples all items were in stock at least a week delay items had to be special ordered what we were told another special order for the railings another week delay called or message several times to correct mistakes July 4th is just around the corner job is still not complete"
YVONNE B on June 2025
MasonWorks LLC
83 Altamont Ave
4.74(
591
)
•
Approved Pro
MasonWorks LLC
83 Altamont Ave
4.74(
591
)
•
Approved Pro
Customers say: Quality work
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
893 local quotes requested
MasonWorks specializes in design and construction of all types of stone and brick patios, walls and walkways, steps, decks and porches, outdoor kitchens and water falls, garden and retaining walls. From the first consultation to the final touches of each job, you will be in excellent hands. With more than three decades of experience, MasonWorks will assist you in every stage of the project, from materials choice to furniture selection. Your dream of owning an elegant and relaxing backyard retreat can become a reality. Family owned. Additional contact name - Jeff Souza. Additional e-mail - jeff@masonworks.me. Angie's List Award winning since 2009. Additional area served- Boston Metro, North sure and West
"Bruno, Junior, Sebastian, David, and the team are honest, professional, and all around fantastic. We had a patio build (including retaining walls), grass removal (replaced with mulch), sod installation in front, and more - which they executed for us in Malden. Given the rain, the project took about a month to complete. Communication was great throughout the project and the end product is better than we thought it would be. Not only did they get the project done, they accommodated us regarding some cosmetic issues we asked them to address, which they did in a timely manner. Highly recommend."
Tara M on July 2023
MasonWorks specializes in design and construction of all types of stone and brick patios, walls and walkways, steps, decks and porches, outdoor kitchens and water falls, garden and retaining walls. From the first consultation to the final touches of each job, you will be in excellent hands. With more than three decades of experience, MasonWorks will assist you in every stage of the project, from materials choice to furniture selection. Your dream of owning an elegant and relaxing backyard retreat can become a reality. Family owned. Additional contact name - Jeff Souza. Additional e-mail - jeff@masonworks.me. Angie's List Award winning since 2009. Additional area served- Boston Metro, North sure and West
"Bruno, Junior, Sebastian, David, and the team are honest, professional, and all around fantastic. We had a patio build (including retaining walls), grass removal (replaced with mulch), sod installation in front, and more - which they executed for us in Malden. Given the rain, the project took about a month to complete. Communication was great throughout the project and the end product is better than we thought it would be. Not only did they get the project done, they accommodated us regarding some cosmetic issues we asked them to address, which they did in a timely manner. Highly recommend."
Tara M on July 2023
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FAQs for garage remodeling projects in Winthrop, MA
A garage apartment represents a valuable addition to your property when properly constructed according to local regulations. The potential benefits include additional living space for family members, rental income possibilities, and increased property value.
Your specific return depends on local housing market conditions, construction quality, and ongoing maintenance. Consider consulting with a real estate professional regarding potential returns in your neighborhood.
Building a garage apartment requires multiple permits, with basic residential garage permits starting at $74 in most locations. You'll need separate approvals for structural elements, electrical systems, plumbing installations, and mechanical components.
Many jurisdictions also require specific approval for accessory dwelling units. Contact your local building department early in your planning process to understand all requirements and associated costs.
Converting an existing garage into living space presents an alternative to new construction. The feasibility depends on your garage's structural condition, foundation type, and local zoning regulations. Key considerations include insulation requirements, utility connections, and moisture control. Research local codes thoroughly, as many municipalities have specific requirements for garage conversions.
The Winthrop, MA homeowners’ guide to garage remodelings
From average costs to expert advice, get all the answers you need to get your job done.
HomeAdvisor’s DIY Kitchen Remodel Cost Guide looks at the cost of buying supplies and doing the work yourself. Find the key cost factors and how to cut expenses.
The cost to build a dining room depends on whether you convert an existing space or add an extension, along with the materials you use and the quality of the finish.
HomeAdvisor's expert guide walks you through the cost to build a secret room, whether you're creating a safe room for security or a fun space to fulfil your childhood fantasies. Use this guide to help plan your secret room project and explore room, concea