Custom Home Builder & General Contractor in Round Rock, TX: New Homes, Renovations & Additions Throughout Williamson County
From custom homes in Round Rock's newest master-planned developments to home renovations in established neighborhoods, complete home additions expanding family space to kitchen remodeling and bathroom updates—Niesen Construction serves Round Rock, Texas with comprehensive construction expertise. As Williamson County's largest city with the most diverse housing stock, Round Rock demands versatile contractors who excel across all project types and neighborhoods. As a full-service general contractor in Round Rock, TX, we bring that versatility backed by 20 years of experience. Based 40 minutes away in Red Rock, we're the local contractor Round Rock homeowners trust for quality work, transparent communication, and projects completed on time and on budget.
20 YearsServing Williamson County
40 minFrom Our Red Rock Base
5★ Customer Rating
Expert Construction Across All Round
Rock Neighborhoods
Round Rock Character
Round Rock, Texas stands as Williamson County's largest city and one of the fastest-growing communities in the Austin metropolitan area. With a population exceeding 130,000 residents, Round Rock offers remarkable diversity: historic downtown with homes dating to the early 20th century, established neighborhoods from the 1970s-1990s with mature trees and strong communities, and massive new master-planned developments like Teravista and Siena expanding the city's footprint dramatically. This diversity means Round Rock homeowners have equally diverse construction needs—from renovating historic homes near downtown to building custom new homes in the latest developments, from adding space to established properties to updating kitchens and bathrooms throughout the city.
Diverse Neighborhoods
Round Rock's neighborhoods reflect decades of growth and development. Historic areas near downtown Round Rock feature homes with character and charm requiring careful renovation approaches that respect original architecture while modernizing systems and layouts. Established subdivisions throughout the city—from neighborhoods near Round Rock High School to communities around Lake Creek—contain homes from various eras needing everything from simple updates to complete renovations. Meanwhile, Round Rock's explosive growth has created massive new developments: Teravista, Forest Creek, Siena, and dozens more offering opportunities for custom home construction as alternatives to production builders' limited options. Successfully working as a general contractor in Round Rock, TX means understanding all these distinct areas and tailoring approaches accordingly.
Our Round Rock Experience
Round Rock's neighborhoods reflect decades of growth and development. Historic areas near downtown Round Rock feature homes with character and charm requiring careful renovation approaches that respect original architecture while modernizing systems and layouts. Established subdivisions throughout the city—from neighborhoods near Round Rock High School to communities around Lake Creek—contain homes from various eras needing everything from simple updates to complete renovations. Meanwhile, Round Rock's explosive growth has created massive new developments: Teravista, Forest Creek, Siena, and dozens more offering opportunities for custom home construction as alternatives to production builders' limited options. Successfully working as a general contractor in Round Rock, TX means understanding all these distinct areas and tailoring approaches accordingly.
"We typically don't say no—we'll find a way to make it work. Whether it's a custom home or a renovation, we're here to help no matter the size of the job."
Charles Niesen, Founder & Owner
Round Rock Advantages
Historic Downtown & Established Areas
Renovations and updates respecting character in Round Rock's older neighborhoods
Established
Subdivisions
Additions, remodels, and updates in Round Rock's mature residential communities.
New Master-Planned Communities
Custom homes offering alternatives to production builders in Round Rock's massive new developments.
Comprehensive Construction Services for
Round Rock Homeowners
As a full-service general contractor in Round Rock, TX, we provide comprehensive construction services across all neighborhoods and project types in Williamson County’s largest city. Whether building a custom home in one of Round Rock’s massive new developments, renovating a historic home near downtown, creating a home addition in an established neighborhood, or remodeling kitchens and bathrooms—we bring 20 years of versatile construction expertise. One contractor, complete accountability, from initial consultation through final walkthrough.
Custom Home Builder - Round Rock, TX
Round Rock’s explosive growth has brought thousands of new homes, but most come from large production builders like D.R. Horton and Lennar offering limited customization in massive developments like Teravista and Siena. As a custom home builder in Round Rock, TX, we offer something fundamentally different: truly custom homes designed around your vision, your lifestyle, and your specific needs. We guide Round Rock homeowners through complete custom home construction: lot selection and evaluation in Round Rock developments, architectural design tailored specifically to you, comprehensive Williamson County and City of Round Rock permitting, foundation work appropriate for local clay soils, complete construction with our experienced team, and every finish detail you choose. We build custom homes in Round Rock in just 3-4 months—matching or beating production builders’ timelines while delivering the quality customization they cannot.
Service Features:
New construction in Round Rock developments
Custom alternative to production builders
3-4 month build timelines
Full Williamson County permitting
Popular in Cedar Park
Learn More About Renovations
Home Renovations & Remodeling
Round Rock’s diverse housing stock means equally diverse renovation needs. Historic homes near downtown Round Rock require careful renovations respecting original character while modernizing systems and layouts. Homes in established neighborhoods throughout the city—from 1970s ranches to 1990s two-stories—need updates ranging from simple refreshes to complete transformations. We specialize in home renovations in Round Rock, Texas: whole-house renovations that update every space, historic home renovations preserving character while adding modern amenities, kitchen and bathroom remodeling with contemporary fixtures and layouts, and interior updates throughout. Whether you’re in downtown Round Rock or an established subdivision, we bring the renovation expertise your home needs
Service Features:
Whole-house renovations
Historic home updates
Kitchen and bathroom remodeling
Interior transformations
Home Additions - Round Rock
Round Rock’s strong property values, excellent schools, and established communities make home additions attractive for families needing more space. Rather than leaving neighborhoods they love and schools their children attend, Round Rock homeowners choose to expand existing properties. We design and build home additions in Round Rock, TX that add functional space while maintaining architectural harmony: room additions for growing families, master suite expansions creating private retreats, accessory dwelling units (ADUs) for multi-generational living or rental income, and garage conversions maximizing existing structures. We handle all Williamson County and City of Round Rock permitting, ensure additions match existing architecture seamlessly, and coordinate all utilities for perfect integration.
Service Features:
Room additions for growing families
Master suite expansions
ADU construction
Garage conversions
Kitchen & Bathroom Remodeling
Kitchens and bathrooms remain the most popular remodeling projects for Round Rock homeowners—and for good reason. These spaces see heavy daily use and dated kitchens or bathrooms significantly impact home value and livability. Our kitchen remodeling in Round Rock, TX transforms outdated spaces: complete cabinet replacement, modern countertops from quartz to granite, layout reconfigurations improving function and flow, updated appliances and fixtures, and contemporary finishes throughout. Our bathroom renovations create spa-like retreats with custom tile work, modern fixtures, improved layouts, and quality finishes. Whether updating one key space or renovating multiple rooms, we deliver quality transformations.
Service Features:
Complete kitchen transformations
Luxury bathroom renovations
Modern layouts and fixtures
Quality finishes throughout
Additional Services Throughout Round Rock
Roofing Services
New roof installations, replacements, and repairs throughout Round Rock
Siding & Exterior
Complete exterior updates with modern materials and quality installation
Outdoor Living
Covered patios, decks, pergolas, and outdoor entertainment spaces
Foundation Work
Expert foundation repairs and installations for Williamson County clay soils
Interior Remodeling
Flooring, paint, trim, cabinetry, and custom finishes
HVAC & Systems
Complete system installations and upgrades
Why Round Rock Homeowners Choose
Niesen Construction
Round Rock's size and diversity mean homeowners have many contractor options—from large production builders to specialty contractors to full-service general contractors. Here's why Round Rock homeowners across all neighborhoods consistently choose Niesen Construction for custom homes, renovations, additions, and remodeling projects.
Versatility Across All Neighborhoods
Round Rock's diversity requires contractors who excel across different project types and neighborhoods. We're equally comfortable building custom homes in Round Rock's newest master-planned communities, renovating historic homes near downtown with careful attention to original character, creating additions in established neighborhoods that integrate seamlessly, and remodeling kitchens and bathrooms throughout the city. This versatility comes from 20 years of comprehensive construction experience—we don't specialize in just new construction or just renovations. We excel at everything Round Rock homeowners need.
20 Years Williamson County Experience
We've served Williamson County for over three decades, understanding the county's strict building codes, rigorous inspection standards, and complex regulatory environment. We also understand City of Round Rock's specific requirements, the differences between building in Round Rock's ETJ versus city limits, and how to navigate both efficiently. Our established relationships with Williamson County and Round Rock building officials, deep knowledge of local requirements, and systematic approach to permitting ensure your project proceeds smoothly without delays from failed inspections or permit complications.
Quality Without Compromise
Whether building in Round Rock's newest development or renovating a historic home downtown, we maintain the same quality standards: skilled craftsmen who take pride in their work, quality materials that last, attention to details that differentiate good from great, and systematic quality checks throughout construction. After 20 years, we've learned that cutting corners costs more in the long run through callbacks, repairs, and reputation damage. Round Rock homeowners appreciate contractors who won't sacrifice quality to save a few dollars or speed completion.
Efficient Project Completion
Our systematic approach and experienced 22-person team allow us to complete projects efficiently without sacrificing quality. We build custom homes in Round Rock in just 3-4 months—matching or beating production builders' timelines while delivering superior customization. We complete renovations and additions on clear schedules, keeping Round Rock families informed throughout. This efficiency comes from organization, coordination, and decades of experience working as a cohesive team—not from rushing or cutting corners.
"Additions, ADUs—we do it all. Need power run from a separate pole? We handle it. Septic? Covered. We take care of the utilities and permitting so you're not chasing down different contractors."
- Charles Niesen, Founder
Our Work Throughout Round Rock
These Round Rock projects represent the breadth and quality of our construction work throughout Williamson County's largest city. From custom homes in massive master-planned developments to renovations in historic downtown neighborhoods, home additions in established subdivisions to kitchen and bathroom remodeling throughout the city—every project reflects our commitment to quality craftsmanship, transparent communication, and treating Round Rock customers like family.
Custom Home - Teravista Development, Round Rock
- Round Rock, TX
- Niessen Construction
Ground-up custom home in Round Rock’s Teravista master-planned community. 3,800 sq ft with thoughtful design, quality finishes, completed in 3.5 months as alternative to production builders
What Round Rock Homeowners Say
Our 5-star rating reflects the experiences of Round Rock homeowners across all neighborhoods and project types who've trusted us with their construction investments. These testimonials highlight what matters most: quality work delivered as promised, clear communication throughout the project, completion on schedule and budget, and the personal attention that comes from a faith-based contractor who treats every customer with respect and integrity.
We chose Niesen Construction to build our custom home in Buda after interviewing several builders. Charles was the only one who really listened to what we wanted and offered real customization. The process was smooth, communication was excellent, and they finished our home in just under 4 months. We love it!
Brian & Michelle Turner
Round Rock, TX (Teravista)
Custom Home Construction
Our 1980s home in Round Rock needed a complete kitchen remodel. Niesen Construction transformed the space—new cabinets, countertops, appliances, layout, everything. The crew was professional, kept everything clean, and Charles checked in regularly. The result is stunning and functional. We couldn't be happier with our updated Round Rock kitchen.
Jennifer Martinez
Round Rock, TX (Teravista)
Kitchen Remodeling
We added a master suite and renovated our guest bathroom. Niesen Construction handled everything professionally from permits to final details. The addition matches our home perfectly—you can't tell it wasn't original construction. Quality work, fair pricing, finished on schedule. Exactly what we needed
David & Sarah Johnson
Round Rock, TX (Teravista)
Post-Fire Home Addition & Bathroom Renovation
Charles and his team renovated our historic Round Rock home near downtown. They respected the home's character while modernizing everything inside—new systems, updated layout, contemporary finishes. The transformation is incredible and the quality is outstanding. Highly recommend for historic home renovations in Round Rock.
Robert & Patricia Chen
Round Rock, TX (Teravista)
Historic Home Renovation
Expert Understanding of Round Rock &
Williamson County Building Requirements
Successfully building in Round Rock requires understanding both City of Round Rock building codes and Williamson County regulations, navigating Round Rock's extraterritorial jurisdiction (ETJ) requirements where applicable, working with multiple utility providers, and meeting Williamson County's strict inspection standards. After 20 years serving Round Rock and Williamson County, this expertise is fundamental to how we operate—ensuring your project proceeds efficiently from permitting through final inspection.
Round Rock & Williamson County Permitting
Round Rock properties may fall under City of Round Rock jurisdiction or Williamson County depending on location and whether they're within city limits or the ETJ. We understand both systems: City of Round Rock permitting requirements and processes, Williamson County regulations for properties outside city limits, and how to determine which jurisdiction applies to your specific Round Rock property. Our established relationships with building officials in both the city and county offices, complete understanding of submittal requirements, and attention to detail mean your Round Rock project gets approved efficiently without delays.
Rigorous Inspection Standards
Williamson County maintains some of Texas's strictest building inspection standards, and City of Round Rock inspectors are equally thorough. We welcome this rigor because our systematic approach ensures work consistently passes inspections the first time. We understand inspection requirements at each construction phase, coordinate inspection timing with project schedule, ensure all work meets or exceeds code before calling inspections, and maintain positive relationships with local inspectors. This experience prevents the delays and expensive rework that plague contractors who submit substandard work for inspection.
Clay Soil & Foundation Expertise
Round Rock sits on expansive clay soils that expand when wet and contract when dry, creating significant foundation challenges. This soil characteristic requires specific foundation designs, proper drainage solutions, and construction techniques that prevent cracking and structural issues. After decades building throughout Round Rock, we understand how local clay soils behave, what foundation approaches work best in different Round Rock locations, proper drainage requirements, and how to prevent the foundation problems that plague homes built by contractors unfamiliar with these conditions.
ETJ vs. City Limits Understanding
Round Rock's extraterritorial jurisdiction (ETJ) creates complexity—properties just outside city limits still fall under some Round Rock regulations but also answer to Williamson County in various ways. We understand which requirements apply where: building codes and permitting differences between city and ETJ, utility connection requirements varying by location, and how jurisdiction affects timelines and processes. This knowledge prevents surprises and ensures we follow the correct procedures for your specific Round Rock property location.
Ready to Start Your Round Rock Project?
Whether you're planning a custom home in one of Round Rock's master-planned developments, renovating a historic home near downtown, creating a home addition in an established neighborhood, or remodeling your kitchen and bathrooms—we'd love to discuss your project. As a general contractor in Round Rock, TX with 20 years of Williamson County experience, we bring the versatile expertise, quality craftsmanship, and transparent communication Round Rock homeowners across all neighborhoods expect and deserve.
Request Free Consultation
Complete our contact form with details about your Round Rock construction project. We'll respond within 24 hours to schedule a consultation where we'll assess your property, discuss your vision and goals, answer all questions, and provide clear guidance on the best path forward
Request ConsultationCall Us Today
Talk directly with Charles about your Round Rock project. We answer questions honestly, provide straightforward guidance based on decades of experience serving Round Rock, and can schedule an in-person consultation at your Round Rock property within days
(512) 503-2711
Niesen Construction LLC • Based in Red Rock, TX – 40 Minutes from Round Rock • Custom Homes • Renovations • Additions • Remodeling • Licensed • Insured • 20 Years Experience
Serving All Round Rock Neighborhoods & Williamson County
Cedar Park • Leander • Georgetown • Throughout Central Texas