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Find Plumbing installers for a remodel or addition in Annapolis

Avatar for A Quality First Service Company, LLC

A Quality First Service Company, LLC

PO Box 1445
4.68(
11
)
Approved Pro

A Quality First Service Company, LLC

PO Box 1445
4.68(
11
)
Approved Pro
Customers say: Terrific value
Recommended by 90% of Angi customers
Recommended by 90% of HomeAdvisor customers
35 years of experience

For four decades, our business has thrived on referrals because we do the job right—every time. Homeowners choose us for competitive pricing, unmatched craftsmanship, and a team that gets it done on time. We deliver quality you can see and results that last. Ready to transform your home? Call us today!

"The job was to install a water heater and it was complete the problem was I paid for a new water heater a they installed one with a big dent on the top and never informed me and cover it with paper work . When I call the manager he had a attitude because I want him to come installs water heater with no damage to it."

Jordan B on August 2022

For four decades, our business has thrived on referrals because we do the job right—every time. Homeowners choose us for competitive pricing, unmatched craftsmanship, and a team that gets it done on time. We deliver quality you can see and results that last. Ready to transform your home? Call us today!

"The job was to install a water heater and it was complete the problem was I paid for a new water heater a they installed one with a big dent on the top and never informed me and cover it with paper work . When I call the manager he had a attitude because I want him to come installs water heater with no damage to it."

Jordan B on August 2022


Avatar for Pohlman Plumbing Inc

Pohlman Plumbing Inc

611 N Hammonds Ferry Rd STE P
4.63(
38
)
Approved Pro

Pohlman Plumbing Inc

611 N Hammonds Ferry Rd STE P
4.63(
38
)
Approved Pro
Customers say: Quick response
17 years of experience
Free onsite estimate

Pohlman Plumbing is a local, family-owned and -operated full-service plumbing and HVAC company serving the Baltimore metro area. Founded in 2008, our professional and friendly customer service plus our top-notch skills have made us one of the most trusted local plumbers in Baltimore. When you choose to work with Pohlman Plumbing, you can have peace of mind knowing we always stand by the Pohlman Promise: fast service, at a fair price, and done right the first time.

"The gentleman that work this business go above and beyond to make the best suggestions for they work required. This is the second time I have hired them. My sub pump went after and more rain was coming they came out with 2 hours to fix the problem. Extremely professional man. I will be er use any other plumbing business other than Pohlman. I highly recommend if you have a plumping issue."

Georgette T on January 2024

Pohlman Plumbing is a local, family-owned and -operated full-service plumbing and HVAC company serving the Baltimore metro area. Founded in 2008, our professional and friendly customer service plus our top-notch skills have made us one of the most trusted local plumbers in Baltimore. When you choose to work with Pohlman Plumbing, you can have peace of mind knowing we always stand by the Pohlman Promise: fast service, at a fair price, and done right the first time.

"The gentleman that work this business go above and beyond to make the best suggestions for they work required. This is the second time I have hired them. My sub pump went after and more rain was coming they came out with 2 hours to fix the problem. Extremely professional man. I will be er use any other plumbing business other than Pohlman. I highly recommend if you have a plumping issue."

Georgette T on January 2024


"Fast service..very neat and careful. "

Priscilla T on July 2025

Ward Plumbing is east Maryland�s premier plumbing solution. We offer plumbing, heating and gas-fitter services, a two-year warranty on labor and materials, and a 100% customer satisfaction guarantee.

"Fast service..very neat and careful. "

Priscilla T on July 2025


Avatar for Mahon Plumbing

Mahon Plumbing

6824 Fort Smallwood Road
4.79(
183
)
Approved Pro

Mahon Plumbing

6824 Fort Smallwood Road
4.79(
183
)
Approved Pro
Customers say: Super punctual
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
22 local quotes requested

Welcome to Mahon Plumbing Inc. We proudly serve the Baltimore/Annapolis region as your local plumber since 1994. We are a full service company offering quality plumbing, gas installation and services for residential, commercial and new construction. We have fully stocked vehicles that are ready to handle even the toughest jobs. License Information/Numbers: A202144, 11839, MP9438, 836 & 70650.

"I had a plumbing issue that I thought would turn into a major headache, but Mahon Plumbing made the whole process smooth and stress-free. They arrived on time, quickly diagnosed the problem, and had it fixed before I could even make a second cup of coffee. They were professional, knowledgeable, and even gave me a few tips to avoid future issues. The pricing was fair, and there were no surprises on the bill—just great service from start to finish. If you need a plumber who knows what they’re doing and won’t leave you with a mess, I highly recommend Mahon Plumbing. I’ll definitely call them again for any future plumbing needs!"

Bill V on February 2025

Welcome to Mahon Plumbing Inc. We proudly serve the Baltimore/Annapolis region as your local plumber since 1994. We are a full service company offering quality plumbing, gas installation and services for residential, commercial and new construction. We have fully stocked vehicles that are ready to handle even the toughest jobs. License Information/Numbers: A202144, 11839, MP9438, 836 & 70650.

"I had a plumbing issue that I thought would turn into a major headache, but Mahon Plumbing made the whole process smooth and stress-free. They arrived on time, quickly diagnosed the problem, and had it fixed before I could even make a second cup of coffee. They were professional, knowledgeable, and even gave me a few tips to avoid future issues. The pricing was fair, and there were no surprises on the bill—just great service from start to finish. If you need a plumber who knows what they’re doing and won’t leave you with a mess, I highly recommend Mahon Plumbing. I’ll definitely call them again for any future plumbing needs!"

Bill V on February 2025


"Dereck was excellent. Did the job quick and was very professional "

Brian M on October 2025

Wallace Plumbing takes great value into every repair and project entrusted to us. From the smallest faucet leak to your sump pump, or water heater installation you can count on Wallace Plumbing to complete the task diligently, professionally, and efficiently.

"Dereck was excellent. Did the job quick and was very professional "

Brian M on October 2025


Avatar for James L Graves Construction

James L Graves Construction

750 Route 3 South
4.74(
176
)
Approved Pro

James L Graves Construction

750 Route 3 South
4.74(
176
)
Approved Pro
Customers say: Quality work
Recommended by 90% of Angi customers
Recommended by 90% of HomeAdvisor customers
768 local quotes requested

James L. Graves Construction is a full service Builder/Re-modeler where "Quality without compromise" is our philosophy. We are an A rated Better Business Bureau Company, Angie's List Super Service Award Winner Every Year Since 2006. EPA Lead Safe Paint Certified Firm, Members of the National Association of Home Builders/Re-modelers, Maryland Home Builders Association, National Kitchen and Bath Association and an Approved Veterans Specially Adapted Housing Certified Builder. Each of our divisions operates under the same principle: You deserve a partner that has the expertise to guide you through every step of your project.

"Superb! My first remodeling experience. Jim Graves and his team flawlessly managed the entire process from estimate to design to demolition to "build". First rate team for every effort. Jim was engaged at every step of the way, and the foreman was experienced, hard-working, professional, and communicative. Honest, transparent & understandable pricing, and most of all - they know the work. Jim has over 40 years of experience, and it is evident in the pride he takes in his projects. Overall, great pros to work with. I would unhesitatingly use them again!"

Gregory W on June 2021

James L. Graves Construction is a full service Builder/Re-modeler where "Quality without compromise" is our philosophy. We are an A rated Better Business Bureau Company, Angie's List Super Service Award Winner Every Year Since 2006. EPA Lead Safe Paint Certified Firm, Members of the National Association of Home Builders/Re-modelers, Maryland Home Builders Association, National Kitchen and Bath Association and an Approved Veterans Specially Adapted Housing Certified Builder. Each of our divisions operates under the same principle: You deserve a partner that has the expertise to guide you through every step of your project.

"Superb! My first remodeling experience. Jim Graves and his team flawlessly managed the entire process from estimate to design to demolition to "build". First rate team for every effort. Jim was engaged at every step of the way, and the foreman was experienced, hard-working, professional, and communicative. Honest, transparent & understandable pricing, and most of all - they know the work. Jim has over 40 years of experience, and it is evident in the pride he takes in his projects. Overall, great pros to work with. I would unhesitatingly use them again!"

Gregory W on June 2021


Avatar for Washingtonian Companies

Washingtonian Companies

8645 Ziggy Lane
5.00(
4
)
Approved Pro

Washingtonian Companies

8645 Ziggy Lane
5.00(
4
)
Approved Pro
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
1139 local quotes requested

Transform your space with Washingtonian Companies, your interior/exterior design-build team. Whether it's roofing, windows, siding, decks, kitchens, bathrooms, or additions, we are your trusted partner to bring your vision to life and help personalize your surroundings.

"We were 100% satisfied with Washingtonian and with their work building our addition and deck. Not only was the workmanship and quality of the construction outstanding, but they operated with honesty and integrity. Their goal was our satisfaction and building a quality addition and deck. They accomplished all three and were reliable, dependable and conscientious. At no time did we believe that they had over-committed or were unable to deliver on what they had promised. They never cut corners to rush to another job nor did I ever feel that they were not spending the necessary time to ensure that the work on our job was thorough and complete. Travis, Kris and their crew were 100% professional, communicative and transparent. We will be using Washingtonian again, without hesitation. Our experience was excellent and they did an awesome job."

Walter J on January 2024

Transform your space with Washingtonian Companies, your interior/exterior design-build team. Whether it's roofing, windows, siding, decks, kitchens, bathrooms, or additions, we are your trusted partner to bring your vision to life and help personalize your surroundings.

"We were 100% satisfied with Washingtonian and with their work building our addition and deck. Not only was the workmanship and quality of the construction outstanding, but they operated with honesty and integrity. Their goal was our satisfaction and building a quality addition and deck. They accomplished all three and were reliable, dependable and conscientious. At no time did we believe that they had over-committed or were unable to deliver on what they had promised. They never cut corners to rush to another job nor did I ever feel that they were not spending the necessary time to ensure that the work on our job was thorough and complete. Travis, Kris and their crew were 100% professional, communicative and transparent. We will be using Washingtonian again, without hesitation. Our experience was excellent and they did an awesome job."

Walter J on January 2024


Avatar for M.T. Appliance Repair

M.T. Appliance Repair

29584 Timberwind Ln
5.00(
23
)
Approved Pro

M.T. Appliance Repair

29584 Timberwind Ln
5.00(
23
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
159 local quotes requested

25 years experience, low cost, expert repair! Our mission is to be a appliance repair contractor that brings back the personal touch with our customers. We will build a relationship that will last a lifetime after you see our quality work. As a locally owned and operated business we feel invested in our clients and constantly strive for customer satisfaction. We won't leave until the job is done right! Call or click to schedule an estimate today!

"Michael was great! Same day response to my initial contact. Next day he was diagnosing the problem. He found the part and I ordered it so no upcharge on part. He came back next business day to install new part. He may not always be able to respond the next day depending on how busy he is but he will respond as quickly as possible. A very personable man, efficient, responsive and he will be my appliance repair man from this point forward."

Kelly M on September 2025

25 years experience, low cost, expert repair! Our mission is to be a appliance repair contractor that brings back the personal touch with our customers. We will build a relationship that will last a lifetime after you see our quality work. As a locally owned and operated business we feel invested in our clients and constantly strive for customer satisfaction. We won't leave until the job is done right! Call or click to schedule an estimate today!

"Michael was great! Same day response to my initial contact. Next day he was diagnosing the problem. He found the part and I ordered it so no upcharge on part. He came back next business day to install new part. He may not always be able to respond the next day depending on how busy he is but he will respond as quickly as possible. A very personable man, efficient, responsive and he will be my appliance repair man from this point forward."

Kelly M on September 2025


Avatar for S & J Painting & Remodeling

S & J Painting & Remodeling

Unknown
4.66(
746
)
Approved Pro

S & J Painting & Remodeling

Unknown
4.66(
746
)
Approved Pro
Customers say: Quality work
1100 local quotes requested
24 years of experience

You’ll get both in S&J. As a family owned and operated business located in Howard County, MD we have been helping homeowners in all of Howard County MD, parts of Carroll County, Baltimore County and Northern Anne Arundel County Maryland and surrounding areas with their home improvement needs for over 20 years.

"S&J is a great company to work with. We hired them to install ceiling fans. The technicians were polite, professional and kind. We highly recommend this company."

Ivy C on August 2025

You’ll get both in S&J. As a family owned and operated business located in Howard County, MD we have been helping homeowners in all of Howard County MD, parts of Carroll County, Baltimore County and Northern Anne Arundel County Maryland and surrounding areas with their home improvement needs for over 20 years.

"S&J is a great company to work with. We hired them to install ceiling fans. The technicians were polite, professional and kind. We highly recommend this company."

Ivy C on August 2025


Avatar for Top Remodeling

Top Remodeling

1620 E Jefferson St, PL14
5.00(
20
)
Approved Pro

Top Remodeling

1620 E Jefferson St, PL14
5.00(
20
)
Approved Pro
Customers say: Quick response
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
1158 local quotes requested

Top Remodeling is a Rockville remodeling contractor providing residential homeowners with the highest quality remodeling services. We provide professional remodeling services, including kitchen remodeling, bathroom remodeling, ADU construction, and more. In addition, we help you with design, planning, permit, and construction process. We take great pride in our top-notch remodeling services in Rockville and ensure that every project we do turns out perfectly.

"Our place had good bones but didn’t work for our daily life. Every room felt cut off from the next. Ben and Teddy from Top Remodeling sat with us and came up with a better layout without changing the size of the home. They moved the hallway, opened the living area, and added a custom touch in almost every room. They rebuilt the inside from the studs and used solid-core doors and clean finishes. We went with soft white walls, bronze handles, and natural maple cabinets. Now, it all feels open and calm. Every room has a purpose."

Serenity H on June 2025

Top Remodeling is a Rockville remodeling contractor providing residential homeowners with the highest quality remodeling services. We provide professional remodeling services, including kitchen remodeling, bathroom remodeling, ADU construction, and more. In addition, we help you with design, planning, permit, and construction process. We take great pride in our top-notch remodeling services in Rockville and ensure that every project we do turns out perfectly.

"Our place had good bones but didn’t work for our daily life. Every room felt cut off from the next. Ben and Teddy from Top Remodeling sat with us and came up with a better layout without changing the size of the home. They moved the hallway, opened the living area, and added a custom touch in almost every room. They rebuilt the inside from the studs and used solid-core doors and clean finishes. We went with soft white walls, bronze handles, and natural maple cabinets. Now, it all feels open and calm. Every room has a purpose."

Serenity H on June 2025

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FAQs for plumbing installation for a remodel or addition projects in Annapolis, MD

Adding bathroom plumbing to a detached garage starts with the basic line installation cost of $900 to $1,300. On top of this base expense, you'll need to budget for each fixture. A toilet costs  $250 to $550, sinks cost $150 to $800, and a shower or bathtub costs $400 to $1,900. The project will also require ventilation, moisture-resistant materials, and possibly electrical work. Remember that these costs reflect only the plumbing aspects—additional construction, finishing, and permitting expenses will apply to complete a functional bathroom space.

While certain aspects of garage renovation might be suitable for DIY enthusiasts, plumbing installation requires professional expertise. Connecting to water and sewer systems demands specialized knowledge and equipment, and improper installation can result in severe water damage, code violations, and potential health hazards. Most municipalities require permits for plumbing modifications, and these often stipulate that licensed professionals must perform work. Consider limiting your involvement to simpler tasks like painting or basic finishing work.

The timeframe for adding plumbing to a detached garage spans one to three days for the actual plumbing work. However, this represents only the active installation period. The complete project timeline must account for planning, obtaining permits (which can take weeks depending on your locality), coordinating multiple contractors if needed, and addressing any unexpected challenges that arise during installation. Weather conditions can also impact excavation and outdoor connection work.

Adding plumbing to a detached garage will likely increase your property taxes. Tax assessors consider plumbing an improvement that enhances property value and functionality. The specific tax impact varies by location and project scope. Converting a garage into living space with plumbing facilities can trigger significant reassessment in many jurisdictions. Before proceeding with your project, consult your local tax assessor's office to understand the potential tax implications and factor this ongoing expense into your decision-making process.

The Annapolis, MD homeowners’ guide to plumbing installations for a remodel or addition

From average costs to expert advice, get all the answers you need to get your job done.