Top-rated tankless water heater installers.

Get matched with top tankless water heater installers in your area

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Tankless water heater installers in Happy Valley

Avatar for Trinity Plumbing

Trinity Plumbing

2051 Wllamette Falls Dr
5.00(
8
)
Approved Pro

Trinity Plumbing

2051 Wllamette Falls Dr
5.00(
8
)
Approved Pro
10 years of experience
Free onsite estimate

Our team consists of licensed, highly skilled plumbers who are dedicated to providing top-notch service. As a local plumbing company, we are proud to serve the community and provide personalized service to each and every customer.

"We wanted to switch out our 20 year old water heater with a tankless option — to both save space and energy. Trinity plumbing was a great company. Sent an estimator out same day and really knew what they were talking about. I feel confident in a lot of my home renovation knowledge from the fact that both my parents build multiple of our homes but plumbing I am lost on. They were incredibly helpful and got the job done in no time! I was impressed all around. I might actually show our new water heater off the any guest that come visit 😂 job well done"

Halaina B on June 2025

Our team consists of licensed, highly skilled plumbers who are dedicated to providing top-notch service. As a local plumbing company, we are proud to serve the community and provide personalized service to each and every customer.

"We wanted to switch out our 20 year old water heater with a tankless option — to both save space and energy. Trinity plumbing was a great company. Sent an estimator out same day and really knew what they were talking about. I feel confident in a lot of my home renovation knowledge from the fact that both my parents build multiple of our homes but plumbing I am lost on. They were incredibly helpful and got the job done in no time! I was impressed all around. I might actually show our new water heater off the any guest that come visit 😂 job well done"

Halaina B on June 2025


Avatar for Legacy Plumbing and Excavation, LLC

Legacy Plumbing and Excavation, LLC

4707 NE Minnehana St #C305
4.61(
46
)
Approved Pro

Legacy Plumbing and Excavation, LLC

4707 NE Minnehana St #C305
4.61(
46
)
Approved Pro
Customers say: Quality work
294 local quotes requested
2 years of experience

Our plumbing experts assist local residents and businesses with a variety of plumbing repairs, installations, and upgrades. With 25 years of experience in the industry and over 40 years of combined experience with sewer line excavation, replacements and repairs, you can trust our team at Legacy Plumbing and Excavation! We pride ourselves on being professional, prompt, and performing exceptional repairs and replacements every time.

"Good customer service and the issue was resolved."

Kathleen J on August 2025

Our plumbing experts assist local residents and businesses with a variety of plumbing repairs, installations, and upgrades. With 25 years of experience in the industry and over 40 years of combined experience with sewer line excavation, replacements and repairs, you can trust our team at Legacy Plumbing and Excavation! We pride ourselves on being professional, prompt, and performing exceptional repairs and replacements every time.

"Good customer service and the issue was resolved."

Kathleen J on August 2025


Avatar for Henco Plumbing

Henco Plumbing

313 Northwest 209th Street
4.72(
144
)
Approved Pro

Henco Plumbing

313 Northwest 209th Street
4.72(
144
)
Approved Pro
Super Service Award
Customers say: True professional
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
199 local quotes requested

Henco Plumbing Services proudly serves its customers with care, integrity and attention to the details that matter most to you. This is one of the many things that set us apart from the rest. Give us a call today! WA Plumbing: HENCOP*7829O ∣ WA GC: HENCOP*782RO ∣ OR Plumbing: PD2795 ∣ OR GC: C1761 ∣ OR CCB: 240516

"Great company to work with. Cody was Efficient, on time, explained the repairs and the cost and got right to work. Done in less than an hour. Highly recommend"

Jenny M on June 2025

Henco Plumbing Services proudly serves its customers with care, integrity and attention to the details that matter most to you. This is one of the many things that set us apart from the rest. Give us a call today! WA Plumbing: HENCOP*7829O ∣ WA GC: HENCOP*782RO ∣ OR Plumbing: PD2795 ∣ OR GC: C1761 ∣ OR CCB: 240516

"Great company to work with. Cody was Efficient, on time, explained the repairs and the cost and got right to work. Done in less than an hour. Highly recommend"

Jenny M on June 2025


Avatar for Apollo Drain and Rooter Service

Apollo Drain and Rooter Service

853 Northeast Harlow Road
4.59(
17
)
Approved Pro

Apollo Drain and Rooter Service

853 Northeast Harlow Road
4.59(
17
)
Approved Pro
Customers say: True professional
41 years of experience
Free onsite estimate

Apollo Plumbing Heating & Air Conditioning is family owned and operated serving residential and commercial clients in Idaho, Oregon and Washington since 1984. In over 38 years Apollo continues to provide friendly, efficient, quality work at competitive pricing. We also want to recognize all our clients throughout the years that continue to make Apollo their go-to company for all of their Plumbing and HVAC needs. Without you Apollo wouldn’t be where they are today.

"He was on time and completed the job to my satifaction.."

Dale G on October 2024

Apollo Plumbing Heating & Air Conditioning is family owned and operated serving residential and commercial clients in Idaho, Oregon and Washington since 1984. In over 38 years Apollo continues to provide friendly, efficient, quality work at competitive pricing. We also want to recognize all our clients throughout the years that continue to make Apollo their go-to company for all of their Plumbing and HVAC needs. Without you Apollo wouldn’t be where they are today.

"He was on time and completed the job to my satifaction.."

Dale G on October 2024


Avatar for Burton Plumbing Solutions LLC

Burton Plumbing Solutions LLC

Located I
New on HomeAdvisorNew on HomeAdvisor
Approved Pro

Burton Plumbing Solutions LLC

Located I
New on HomeAdvisorNew on HomeAdvisor
Approved Pro
1225 local quotes requested
2 years of experience

We pride ourselves on the quality work we provide, while delivering great customer service. Check out our services offered and call or click to schedule an estimate today!

We pride ourselves on the quality work we provide, while delivering great customer service. Check out our services offered and call or click to schedule an estimate today!


Avatar for RYDMAN ENTERPRISES LLC.

RYDMAN ENTERPRISES LLC.

4.78(
9
)
Approved Pro

RYDMAN ENTERPRISES LLC.

4.78(
9
)
Approved Pro
Customers say: Quality work
69 local quotes requested
10 years of experience

RYDMAN ENTERPRISES LLC. is a family owned and operated. We perform all levels of building and remodeling. We offer start-to-finish solutions for every project. We also offer full design services and with 40 years experience are prepared to start your custom home. We specialize in interior or exterior home renovations, including bathroom and kitchen remodeling, home additions, garages and more! If you have property that you want to build on call Rydman Enterprises LLC so that we can help you with the process. If you are in need of a custom shop Rydman Enterprises LLC is ready to help. We guarantee high-quality construction for each and every project. Check out samples of our recent work and you'll agree that we're the best choice for your home renovation project.

"Dave was a perfect contractor for two of our major projects. Rydman Ent. Was Professional, timely, & pleasant to work with. Bids were accurate and competitive. Subcontractors were quality and local. Would re-hire again for any project."

Angela S on February 2025

RYDMAN ENTERPRISES LLC. is a family owned and operated. We perform all levels of building and remodeling. We offer start-to-finish solutions for every project. We also offer full design services and with 40 years experience are prepared to start your custom home. We specialize in interior or exterior home renovations, including bathroom and kitchen remodeling, home additions, garages and more! If you have property that you want to build on call Rydman Enterprises LLC so that we can help you with the process. If you are in need of a custom shop Rydman Enterprises LLC is ready to help. We guarantee high-quality construction for each and every project. Check out samples of our recent work and you'll agree that we're the best choice for your home renovation project.

"Dave was a perfect contractor for two of our major projects. Rydman Ent. Was Professional, timely, & pleasant to work with. Bids were accurate and competitive. Subcontractors were quality and local. Would re-hire again for any project."

Angela S on February 2025


Avatar for Grit Builders, LLC

Grit Builders, LLC

Beacon Hill Dr
5.00(
15
)
Approved Pro

Grit Builders, LLC

Beacon Hill Dr
5.00(
15
)
Approved Pro
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
187 local quotes requested

We specialize in all phases of remodeling for your home, business, bathrooms, kitchens, finishing basements, and more! We offer a diverse range of services tailored to meet the unique needs of every customer. We take a personalized approach to each project. We work closely with our clients to understand their vision, preferences, and budgetary requirements. We strive to exceed expectations by delivering exceptional service, great quality work, and professionalism on every job. Read more below on all the services we offer and contact us with any questions or to schedule a free estimate today!

"I recommend grit Builders. Matt provided excellent design ideas while respecting my requests and suggestions for the remodel of my master bathroom. His subcontractors were professionally skilled timely and left the project as neat as possible at the end of each day. The project was delivered on time and within the budget and I'm very pleased with my new bathroom."

Virginia T on June 2025

We specialize in all phases of remodeling for your home, business, bathrooms, kitchens, finishing basements, and more! We offer a diverse range of services tailored to meet the unique needs of every customer. We take a personalized approach to each project. We work closely with our clients to understand their vision, preferences, and budgetary requirements. We strive to exceed expectations by delivering exceptional service, great quality work, and professionalism on every job. Read more below on all the services we offer and contact us with any questions or to schedule a free estimate today!

"I recommend grit Builders. Matt provided excellent design ideas while respecting my requests and suggestions for the remodel of my master bathroom. His subcontractors were professionally skilled timely and left the project as neat as possible at the end of each day. The project was delivered on time and within the budget and I'm very pleased with my new bathroom."

Virginia T on June 2025


Avatar for Lifetime Remodeling Systems LLC

Lifetime Remodeling Systems LLC

7301 SW Kable Ln
4.83(
355
)
Approved Pro

Lifetime Remodeling Systems LLC

7301 SW Kable Ln
4.83(
355
)
Approved Pro
Customers say: Quality work
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
329 local quotes requested

Portland's premier siding, window and remodeling experts specializing in siding replacement, window replacement and kitchen & bathroom remodels. LRS is the top rated Hardieplank Elite Preferred Remodeler in Portland, a Milgard window dealer as well as a GAF Certified roofing contractor and is also a member of the Remodelers Association. We feature in-house crews run by a professional project management staff giving our clients a fantastic remodeling experience start to finish. Our firm takes a limited number of projects annually insuring our clients get the attention to detail that other remodeling companies can't deliver. If you are tired of dealing with salespeople and sub-contractors who don't deliver call us today for a different type of remodeling experience. 100% financing available. Call us at 503-242-4242 or email info@lifetime-remodeling.com

"Our bath remodel went very smoothly. It was finished on time and we are very happy with the results. It was wonderful that they had a designer to help with the material selections. Everyone that came into our house was polite and easy to get along with. We will be hiring them again next year to do our other bath and a half."

Jeanne E on December 2024

Portland's premier siding, window and remodeling experts specializing in siding replacement, window replacement and kitchen & bathroom remodels. LRS is the top rated Hardieplank Elite Preferred Remodeler in Portland, a Milgard window dealer as well as a GAF Certified roofing contractor and is also a member of the Remodelers Association. We feature in-house crews run by a professional project management staff giving our clients a fantastic remodeling experience start to finish. Our firm takes a limited number of projects annually insuring our clients get the attention to detail that other remodeling companies can't deliver. If you are tired of dealing with salespeople and sub-contractors who don't deliver call us today for a different type of remodeling experience. 100% financing available. Call us at 503-242-4242 or email info@lifetime-remodeling.com

"Our bath remodel went very smoothly. It was finished on time and we are very happy with the results. It was wonderful that they had a designer to help with the material selections. Everyone that came into our house was polite and easy to get along with. We will be hiring them again next year to do our other bath and a half."

Jeanne E on December 2024


Express Restoration LLC

1311 Northeast 134th Street
3.50(
2
)
Approved Pro

Express Restoration LLC

1311 Northeast 134th Street
3.50(
2
)
Approved Pro
Customers say: Super punctual
1043 local quotes requested
15 years of experience

We offer all sorts of flooring installation, we install hardwood, laminate flooring, vinyl flooring, carpet, tile everything and also formica counter tops. Express Flooring LLC is insured and bonded. We have been in business for 4 years as Express Flooring LLC, but our installers have over 20 years of experience all together. We stand behind our name as express flooring, we do the job fast, with quality. Not only do we offer installation, as well as all sorts of hardwood products, vinyl, laminate and formica products. We also install the product you provide. If you are doing a remodel, our team can help with making it easier by doing the demolition and installing your flooring, and countertop needs. We are also a general contractor, and are qualified to do residential remodeling. From start to finish, we will take care of every need you have. With quality, and express service, our crew will be in and out in no time! Our prices on all types of installations are competitive, and we work with your budget. We are an honest and reliable company that has grown fast in the last 4 years. We are well recognized in the Seattle area by Polygon Homes, Macadam Floor & Design, and other builders around the puget sound. We are fairly new to the PDX, but bring a lot of experience from a bigger growing city (Seattle). We look forward to completing your flooring needs, as well as helping you with all your remodeling needs!

"I got 3 bids on painting the interior of my home - all where wildly outrageous - Val cam in with a reasonable bid and did exceptional work. This was the best contractor experience I’ve ever had."

James P on September 2024

We offer all sorts of flooring installation, we install hardwood, laminate flooring, vinyl flooring, carpet, tile everything and also formica counter tops. Express Flooring LLC is insured and bonded. We have been in business for 4 years as Express Flooring LLC, but our installers have over 20 years of experience all together. We stand behind our name as express flooring, we do the job fast, with quality. Not only do we offer installation, as well as all sorts of hardwood products, vinyl, laminate and formica products. We also install the product you provide. If you are doing a remodel, our team can help with making it easier by doing the demolition and installing your flooring, and countertop needs. We are also a general contractor, and are qualified to do residential remodeling. From start to finish, we will take care of every need you have. With quality, and express service, our crew will be in and out in no time! Our prices on all types of installations are competitive, and we work with your budget. We are an honest and reliable company that has grown fast in the last 4 years. We are well recognized in the Seattle area by Polygon Homes, Macadam Floor & Design, and other builders around the puget sound. We are fairly new to the PDX, but bring a lot of experience from a bigger growing city (Seattle). We look forward to completing your flooring needs, as well as helping you with all your remodeling needs!

"I got 3 bids on painting the interior of my home - all where wildly outrageous - Val cam in with a reasonable bid and did exceptional work. This was the best contractor experience I’ve ever had."

James P on September 2024


Avatar for ALEX FREDDI CONSTRUCTION LLC

ALEX FREDDI CONSTRUCTION LLC

9753 SW Appaloosa Pl
4.92(
299
)
Approved Pro

ALEX FREDDI CONSTRUCTION LLC

9753 SW Appaloosa Pl
4.92(
299
)
Approved Pro
Customers say: Quality work
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
433 local quotes requested

Alex Freddi Construction is a family-owned company, operating in the greater Portland area (excluding Washington) and specializing in residential remodeling. Our work includes full or partial kitchen and bathroom remodels, decks, fences, basements, flooring, tiling, painting, saunas and everything in between. We provide free design and layout ideas. Over the years we have built our reputation on quality, craftsmanship, honesty, and professionalism. We believe that communication and planning are key factors to a successful remodel. We work closely with families to complete their projects in a timely manner, efficiently, on budget, and maintaining a clean and safe work environment at all times. We will provide a reference list and a suppliers list in the Portland area, as well as access to photos of some of previous work with every free estimate. We are in the business of earning your trust!

"I highly recommend these folks. They are professional and caring. They've remodeled two bathrooms, built a deck, and completed repair work after a water back up in my laundry room. They care about meeting the customers needs. Easy to work with and very responsive."

Lisa M on December 2023

Alex Freddi Construction is a family-owned company, operating in the greater Portland area (excluding Washington) and specializing in residential remodeling. Our work includes full or partial kitchen and bathroom remodels, decks, fences, basements, flooring, tiling, painting, saunas and everything in between. We provide free design and layout ideas. Over the years we have built our reputation on quality, craftsmanship, honesty, and professionalism. We believe that communication and planning are key factors to a successful remodel. We work closely with families to complete their projects in a timely manner, efficiently, on budget, and maintaining a clean and safe work environment at all times. We will provide a reference list and a suppliers list in the Portland area, as well as access to photos of some of previous work with every free estimate. We are in the business of earning your trust!

"I highly recommend these folks. They are professional and caring. They've remodeled two bathrooms, built a deck, and completed repair work after a water back up in my laundry room. They care about meeting the customers needs. Easy to work with and very responsive."

Lisa M on December 2023

...
Showing 1-10 of 953
The Happy Valley, OR homeowners’ guide to tankless water heater installations
From average costs to expert advice, get all the answers you need to get your job done.
Modern independent tankless water heater in a room
Aug 27, 2025
Aug 27, 2025
Tankless water heater repair costs vary depending on labor rates, the type of repair, your local rates, and other factors.
water falling from modern bathroom faucet
Aug 22, 2025
Aug 22, 2025
Discover what impacts the cost of replacing a home plumbing stack, from materials and labor to DIY vs. professional installation considerations.
A father with his daughter filling tub in bathroom
Apr 16, 2024
Apr 16, 2024
HomeAdvisor’s Bathtub Faucet Repair or Replacement Cost Guide explains how much tub faucets cost. Find out what factors affect the final price.
new toilet installed inside bathroom remodel
Aug 19, 2022
Aug 19, 2022
The average toilet price is $500. Find out how to get the best price on toilets and toilet bowls and compare prices by type and brand.
drain line from home leaking water
Nov 16, 2024
Nov 16, 2024
Discover the cost to replace drain pipes in a house based on common cost factors such as the pipe type, location, labor fees, and additional repairs.
sump pump in basement of house
Dec 10, 2024
Dec 10, 2024
Understand sump pump repair cost factors, such as submersible vs. pedestal pumps, the type of repair or faulty part, and more with our cost guide.