
Basement Remodeling in Downingtown
Your Source for Basement Transformations Across Southeastern Pennsylvania
If your basement feels like wasted square footage, you're not alone—and you have more options than you might think. At Paramount Plumbing, Heating & Air Conditioning, we help homeowners in Downingtown and throughout Southeastern Pennsylvania turn underused lower levels into finished spaces that serve a purpose. Whether you want a guest suite, entertainment area, gym, or a full family room, our home remodeling specialists have the experience to make it happen.
Call (484) 593-7664 or contact us online to start planning your basement remodel in Downingtown today!

More Than Just Service
-
We’re a local business, so you’ll always get personalized service from people who care about your home.
-
All our work comes with a 2-year warranty on parts and labor. No stress, no surprises.
-
You’ll see the same trusted team every time—we get to know you and your home.
-
Call us anytime, day or night—you’ll always speak with Alyssa or Tom!
Creative Basement Design Ideas
Before we start framing or finishing walls, we take the time to understand how you actually want to use your basement. Different families need different things, so we never approach two remodeling jobs the same way. Whether you're building a space for work, rest, or play, we'll make sure it works just as hard as you do.
Here are a few of the most popular basement remodeling ideas we help bring to life:

Real Stories From Real Customers
We're Rated 4.9 Stars With 290+ Google Reviews!
-
Gorgeous Bathroom
"Everyone at Paramount is very professional. The communication was excellent, providing me with clear guidance for our new shower install. They were very pleasant, respectful, and cleaned up at the end of each workday. I now have a gorgeous bathroom!"- Mimi W. -
Exceeded Our Expectations
"Paramount exceeded our expectations when we had to replace our water heater. They researched discounts for us and are very responsive. They also resolved an issue with our water softener in less than 24 hours. We highly recommend them!"- Melissa G. -
Job Right Every Time
"Paramount has been servicing our plumbing for years. Their knowledge, expertise, and professionalism put them above the rest. They’re honest, friendly, and do the job right every time. Nick and his crew fix our plumbing problems with confidence."- Jennifer H. -
Always Dependable & Available
"Always dependable and always available. Can't thank you guys enough for all of your superb service. This master bath remodel is the second one you have done for us. Now add to the list a walk-in closet. You are wonderful to work with!"- Marlene L. -
Years-Long Customer
"We have been using Paramount for a number of years now. They have done emergency and routine work for us and have earned our trust over the years. Every single technician they have sent out has been professional and knowledgeable."- Kevin M. -
Job Well Done
"Always prompt, courteous, and a job well done! From the initial phone call to the job being completed, you get excellent customer service, a rare commodity these days. I will always trust and use Paramount!"- Chris C. -
Nice Group of People
"They do a great job. Had a few regular maintenance issues lately, and all handled quickly and at a decent price, too. The team is a really nice group of people."- Colleen B. -
Outstanding Customer Care
"From start to finish, their professionalism and customer care were outstanding. It’s rare to find a company where both the office team and the field professionals excel, but Paramount has set the bar high. I highly recommend them!"- Katharine M. -
Knowledgeable & Careful
"We've hired Paramount several times now and have never been disappointed. They are very quick to respond. Every technician who has ever been here is very knowledgeable and careful and seems to take pride in the quality of their work."- Mike E.