We’re An Award Winning Remodeling Company
Home Improvements For Your Property
How We Can Help With Home Additions Projects in Des Moines
Each home addition is unique and we approach each project with care, balancing your existing home’s details with your needs for the addition. Combining those existing details of your home with the new features of your addition is Zenith’s expertise. You never have to worry about consistency or flow — we’ve got you covered.
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Sunroom Builders
We can help you bring the outside in with a beautifully designed three season or four season room. You can enjoy the sun without the bugs!
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Bathroom Addition
You never want to be too short on bathrooms. We can build you the perfect bathroom to suit your needs.
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Kitchen Addition
A kitchen layout is important for function and flow. We can build the perfect kitchen addition to fit your needs now and in the future.
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Family Room Addition
Whether your family gathers here for game nights, holidays, or movie screenings, you all need a comfortable space to have fun. Adding a new family room to your home is the perfect way to guarantee you have the space you need.
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Primary Bedroom Addition
We all deserve a room to relax in at the end of the day. Let us make the perfect space for you to rewind!
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Garage Builders
Your cars deserve attention too — protect them from the elements with a nice new garage!
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Second Floor Additions
Why not add space above your house or garage? This is a great way to add living space for your family when there’s not space on your lot.
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Bump Out Additions
When it comes to bump-out additions, we aim to provide the best service in Des Moines. We complete every bump-out addition we design and build with precision and care.
Take a Look at Our Additions Projects
At this South of Grand home, we brought the outdoors in with a new 3-season porch.
Adding a second bathroom to a home is a certified life changing decision. And this addition is the perfect example.
Our team opened up the upstairs wall to create more space for an office, laundry room, primary bath, and closet without affecting the footprint of the home.
Sarah & Brad wanted their current home to be a forever one but determined it needed some updates to fit their family’s changing needs. They came to Zenith hoping to slowly renovate their space to achieve this goal.
Our Room additions process
From Design Through Completion, We Make It Easy For You to Complete Your Project!
01.
Initial Consult
Meet with your Design Consultant to discuss the full scope of your project and your initial budget. In this meeting, your Design Consultant will get some initial measurements and a feel for your style. Depending on the scope of your addition, we may bring an architect with us as well.
02.
Initial Design + Mood Board
Get an initial design with ideas for your addition.
03.
Proposal Meeting
Get a written proposal for your addition to sign in order to move forward.
04.
Design Selections
Your Design Consultant now chooses all of your selections for your project.
05.
Finalize Design
Vote yay or nay to all of the selections we choose, and help select new items if needed.
06.
Approve Design
Approve the design and we order everything for your project.
07.
Pre-Construction
Meet your Project Manager and learn how to prep for construction.
08.
Construction
Your addition project is underway and soon you will have the home of your dreams.
Why Our Clients Think That We Are The Best Construction Company For Additions Near Des Moines
Our customers are the main motivator behind everything we do here at Zenith Design + Build. With every remodeling project and custom home build, we respect your needs, goals, and desired timeline.
Licensed
We are fully licensed and insured
Team
Our team members include top designers, carpenters, project managers, customer support and more, ready to give you the best experience during your addition project
Permits
We handle all the necessary permits for your addition project
Reputation
We have hundreds of positive reviews online
Attention
Our team works one-on-one with you to establish your wants and needs for your addition project and provides you with a design and estimate to meet your budget
Connections
We have connections with the top suppliers to get you the best prices on the best materials, giving you a beautiful design within your budget
Response from the owner
Thanks so much Alex!! We appreciate your review and we love Mark :)


Response from the owner
Thank you so much Jill! We really appreciate the kind words! We hope you love your new first floor for many years to come :)
Response from the owner
Thank you so much for such kind words Anne!! Your review means such much to our team and we cant thank you enough!! We hope you love your basement for so many years to some :)
Response from the owner
Thank you so much Joseph!! We are so grateful and excited for you and your family to enjoy your kitchen for years to come!! I hope your Sunday family get togethers and holidays are even better with a beautiful kitchen backdrop :)




Response from the owner
Kelly, we can’t thank you enough for your kind words. Your feedback means so much to us—not only as encouragement for our team, but also in helping future homeowners feel confident in choosing us. We truly hope you and Dawn enjoy your new space for many years to come, and we hope to cross paths again down the road!
Response from the owner
Thank you so much Jacob!! What great feedback and we hope we can do some work together in the future :)
Response from the owner
Thank you so much for your trust in working with us Todd!
Response from the owner
Wow Mike! Thank you for your kind words! We are so grateful to have the opportunity to work with you and your family. Its amazing clients like yourself that make what we do so worthwhile.




Response from the owner
Thank you so much for your kind words. Hearing that you felt cared for and supported through every step of the process means everything to our team. When I (Nicholas) walked into the office this morning, Jarrett immediately asked if I’d seen your review—then Matt and Olivia followed. They’re all thrilled to know their hard work made such a difference. I’m so happy for your family and proud of our team for creating such a great experience. Thank you for trusting us with your home—we are so excited for your family to enjoy this for years to come :)
Response from the owner
Hi Jenny! We cant thank you enough for coming back to us for a second project—it truly means so much to our whole team. It was an absolute pleasure working with you again, and we’re so glad to hear Jon, Mark, Vic, Buddy, and Nicholas made the experience a positive one from start to finish. We works hard to keep everything on track and everyone informed, and we’re proud to have the team that we do. Knowing you felt supported and heard throughout both projects is exactly why we do what we do. We are honored to work with you. We hope you’re loving every moment in your new spaces!
Response from the owner
Aw thank you so much Kay! Our team loved working with you. We hope you love your kitchen for years to come :)

Response from the owner
Thank you Debbie! We hope you love your garage for years to come!
Response from the owner
Mike, really appreciate the kind words—it means a lot! It was great getting to know you and Erin, and I’m glad we had the chance to talk through your project. Congrats again on the new home—wishing you both the best as you settle in!
Response from the owner
Thanks so much for the kind words! You just made our day 🙌 We’re lucky to have amazing people like you cheering us on. …
Response from the owner
Thanks so much for the kind words. We have loved working with you for the past 3 years! Cheers to many more!!
Response from the owner
Thanks so much Ismael! We love working with you!
Response from the owner
Thank you so much for the kind words! We feel very strong about working with companies that share similar standards and core values and Kinzler is top notch! Cheers to many more years of working together!
Response from the owner
Thank you so much Lindsey! Our team loved working with you! We hope you love the transformation for years to come!
Response from the owner
Thanks so much, Kristin! It was great meeting with you and talking through your project. I really appreciate the kind words—and I’m always happy to help however I can! –Ben
Response from the owner
Thank you so much Kent for your kind words about us and especially your shout out for Jarrett. Our team members are very special to us and it’s so great to hear that our customers feel the same way!
Response from the owner
Thank you so much Ben!




Response from the owner
Wow Michael! We are so blessed to have both Judy and yourself as clients. We can’t say enough how much your kind words mean to us! We hope you make many amazing memories in your new space with all your loved ones 😊 …
Response from the owner
Aw thanks so much Jessica! Our team loved working with you and Sean! We hope you love the space for years to come!
Response from the owner
Thank you so much for the kind words Kelly! Our entire team really loved working with you, Tom and the animal kiddos. Mike informed us that your guard dog, Gus ;) barked for an entire day then became Mikes best friend and that the cats took more of an observer role. We are glad they could take part in the journey through the project and make some great relationships as well :) We are passionate about transforming communities, families, and lives through the work that we do and we couldnt be happier for you and your family and we feel truly blessed to get to do what we do and who we do it with! Thank you again Kelly and Tom for being such great partners through our project together.
Response from the owner
Thank you so much Hannah! Our entire team loved working with you and Bill. We hope that you enjoy the new space and make many memorable moments with family and friends. Your partnership with Zenith has certainly been memorable to our team :) Until next time, we wish you and your growing family all the best!


Response from the owner
Thank you so much Samantha. Our whole team loved working with you and Tyler! We hope to do more projects for you in the future that are ahead of schedule :) Enjoy your new kitchen and living space!!
Response from the owner
Aw thank you so much Christine!! We loved working with you and Evan. We are excited for you to enjoy the space with your newest family member :)
Response from the owner
Wow—thank you for such a thoughtful and detailed review! It means the world to us that you’ve been following Zenith since 2020, and we’re thrilled we got to bring your primary suite renovation to life. Amy loved working with you to honor the character of your beautiful home! Tyler, Buddy, Matt, and Briar, all take great pride in their work, and it’s amazing to see their contributions shine in your kind words. We’re especially happy that Tyler and Buddy could step in on Labor Day weekend—that’s the kind of support we aim for. Thank you again for trusting us with your home. We hope you enjoy your gorgeous new retreat for years to come!
Response from the owner
Hi Matt! Thank you so much for the 5-star review! We’re thrilled you chose Zenith for your basement and master bathroom renovations. Jon and Mark loved working with you and are so glad you’re happy with the results!
Response from the owner
Hi Nate! Thank you for the kind words! We’re so happy you and your wife love your new kitchen. Jon, Vic, Jarrett, and your designer, Lauren loved working with you and bringing your vision to life. It’s great to hear the process felt smooth and stayed on budget—that’s always our goal! Enjoy your beautiful new space!
Response from the owner
Aw! Thanks so much for the kind words Renee! We really enjoyed working through your design issue and I enjoyed the positive energy in our call together.
Response from the owner
Thanks so much for the kind words Paula! You and Ruben were a blast to work with. If you ever have any future project needs please reach out to our team anytime and if you know of more great people like yourself feel free to send them our way :)
Response from the owner
Thanks so much! Our team really enjoyed working with you and Kristina. We hope you love your basement and enjoy it for many, many years!
Response from the owner
We love you Gary! Likewise, it has been such a pleasure working with you and Kris. We really appreciate your kind words and hope to work with you and any of your family or friends on all future projects :)
Response from the owner
Thanks so much James for those kind words! Our team had so much fun working with you and we hope your basement is a space you and your family enjoy for many, many years to come :)
Response from the owner
Thanks so much for the kind words Jeff! We had so much fun working with you and MacKenzie. We hope you and the family enjoy the space for so many years to come! Also, I hope you are all settling into the US now :)
Response from the owner
Thank you so much Kassaundra! We’re so happy you had a great experience with us! Jon, Mark, and Vic really enjoyed bringing your vision to life. It’s wonderful to hear you’re loving your updated master bathroom and basement. Thank you for trusting Zenith with your project!




Response from the owner
Thank you so so much for your kind words Peter! We really appreciate your feedback. I speak for our whole team when I say you were so great to work with. Our whole team talked about your positive personality and how it was so much fun to work with you. We would love to do more work for you and anyone that you send our way :)
Response from the owner
Thank you Chris! We really enjoy working with you and hope to do more and more business together.
Response from the owner
We cant say how much we truly appreciate the kind words and recognition. Reviews like this are why we do what we do. To transform your space and have you feel the way you do after its all done means the world to us. Thank you so much Melinda [& Paul ;)]. We hope to work with you again in the future or see you at our future events!
Response from the owner
Aw! Thank you so much Stacy. Jay and Lauren loved working with you and we hope your review helps other great customers like yourself reach us for their next remodel project!



Response from the owner
Thanks so much for the kind words Austin!! You and Kim were a blessing to work with. Your homes original craftsmanship was something to admire and our team did our absolute best to give you the care and detail it deserved. As you know remodeling has its high and lows and we thank you for trusting our team and the process to give you the home you and Kim deserve! Thank you very much for your support of our business in this review, with your support we hope to serve many more clients like yourself!
Response from the owner
Aw thanks so much Mark! You and Amy have been such a pleasure to work with!
Response from the owner
Thank you so much Edwin! We love to hear that and appreciate your review!
Response from the owner
Thank you so much, Sandy! You have been a joy to work with on this project! Were so excited to continue transforming your home and look forward to a beautiful end result! We hope your family continues to enjoy this home for many years to come :)
Response from the owner
Aw thanks so much Jim!!
Response from the owner
Thanks so much for your review Daniel!! We hope you and your family are loving the space 😊 …
Response from the owner
Thanks so much Alex!! We appreciate your review and we love Mark :)


Response from the owner
Thank you so much Jill! We really appreciate the kind words! We hope you love your new first floor for many years to come :)
Response from the owner
Thank you so much for such kind words Anne!! Your review means such much to our team and we cant thank you enough!! We hope you love your basement for so many years to some :)
Response from the owner
Thank you so much Joseph!! We are so grateful and excited for you and your family to enjoy your kitchen for years to come!! I hope your Sunday family get togethers and holidays are even better with a beautiful kitchen backdrop :)




Response from the owner
Kelly, we can’t thank you enough for your kind words. Your feedback means so much to us—not only as encouragement for our team, but also in helping future homeowners feel confident in choosing us. We truly hope you and Dawn enjoy your new space for many years to come, and we hope to cross paths again down the road!
Response from the owner
Thank you so much Jacob!! What great feedback and we hope we can do some work together in the future :)
Response from the owner
Thank you so much for your trust in working with us Todd!
Response from the owner
Wow Mike! Thank you for your kind words! We are so grateful to have the opportunity to work with you and your family. Its amazing clients like yourself that make what we do so worthwhile.




Response from the owner
Thank you so much for your kind words. Hearing that you felt cared for and supported through every step of the process means everything to our team. When I (Nicholas) walked into the office this morning, Jarrett immediately asked if I’d seen your review—then Matt and Olivia followed. They’re all thrilled to know their hard work made such a difference. I’m so happy for your family and proud of our team for creating such a great experience. Thank you for trusting us with your home—we are so excited for your family to enjoy this for years to come :)
Response from the owner
Hi Jenny! We cant thank you enough for coming back to us for a second project—it truly means so much to our whole team. It was an absolute pleasure working with you again, and we’re so glad to hear Jon, Mark, Vic, Buddy, and Nicholas made the experience a positive one from start to finish. We works hard to keep everything on track and everyone informed, and we’re proud to have the team that we do. Knowing you felt supported and heard throughout both projects is exactly why we do what we do. We are honored to work with you. We hope you’re loving every moment in your new spaces!
Response from the owner
Aw thank you so much Kay! Our team loved working with you. We hope you love your kitchen for years to come :)

Response from the owner
Thank you Debbie! We hope you love your garage for years to come!
Response from the owner
Mike, really appreciate the kind words—it means a lot! It was great getting to know you and Erin, and I’m glad we had the chance to talk through your project. Congrats again on the new home—wishing you both the best as you settle in!
Response from the owner
Thanks so much for the kind words! You just made our day 🙌 We’re lucky to have amazing people like you cheering us on. …
Response from the owner
Thanks so much for the kind words. We have loved working with you for the past 3 years! Cheers to many more!!
Response from the owner
Thanks so much Ismael! We love working with you!
Response from the owner
Thank you so much for the kind words! We feel very strong about working with companies that share similar standards and core values and Kinzler is top notch! Cheers to many more years of working together!
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Our service area
We’re a local design + build company, serving the Des Moines metropolitan area. West Des Moines, Indianola, Adel, Waukee, Ankeny, Polk City... should we go on?
If you’re near Des Moines, we can help make your remodel or custom home dreams come to life!
These are the areas that we serve, if you are out of the area, please contact us to discuss a project
FAQ About Home Additions
01.
How much does an addition cost in Iowa?
The cost of an addition is dependent on many factors — the size, the materials, and what you’re putting inside of it!
02.
Is a home addition worth it?
At the end of the day, it depends on your goal and your budget. If you’re looking for more space to make your home into your forever home, probably! If you are building an addition before listing your home for sale, it might not be! But that’s where our expertise comes in.
03.
How long does it take to build an addition on a house?
The construction for an addition takes anywhere from 10-16 weeks to complete depending on the scope of the project and what is being added.
04.
How do I start an addition to my house?
You start by contacting us! We can come out to your home and take a look at your existing space, talk about what you’re looking to add, and provide you with an initial estimate
Contact Us
Start Your Dream Project With Us
Complete this form and our experts will get in touch shortly.
Let’s Talk
Address
1492 NW 86th StreetClive, IA 50325
Phone
(515) 518-0237Hours
Mon-Sat: 8am - 5pm
Sun: 8am - 5pm
