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Your Trusted Iowa Construction Partner Since 1912
Founded in 1912, we have built a century-long reputation as a leader in construction services across Iowa. Our expertise spans new construction, design-build, tenant improvement, historic restoration, plant services, and millwright projects, serving commercial, industrial, educational, and government sectors. We prioritize exceptional service through transparent communication, fair billing practices, and a commitment to client satisfaction. Our team of skilled professionals combines technical knowledge with craftsmanship to deliver projects on time and within budget. We maintain LEED-accredited professionals and emphasize sustainable building practices throughout our work.

As a locally owned company, we actively support Iowa communities through initiatives like our Neumann Heart Fund. Our self-performing capabilities in carpentry, millwrighting, and operating engineering ensure quality control and schedule reliability. We specialize in complex projects requiring precision planning and execution, including 24/7 industrial maintenance and historic preservation. Our integrated approach covers pre-construction planning, design assistance, value engineering, and full construction management. With decades of experience in Iowa's unique building landscape, we deliver solutions that balance modern functionality with historical authenticity.
Services
New Construction Design Build Tenant Improvement Historic Restoration Plant Services Millwright Projects Commercial Construction Industrial Maintenance Building Renovation Sustainable Construction
Details
  • Year established: 1912
Highlights and features
  • 100+ years of Iowa construction experience with proven project delivery
  • LEED-accredited professionals guide sustainable building solutions
  • Self-performing carpentry, millwrighting, and engineering services ensure quality control
  • Specialized expertise in historic preservation and industrial plant services
  • Integrated design-build approach streamlines project timelines and costs
Services
New Construction
We transform architectural concepts into functional buildings across Iowa. Our expertise covers commercial, industrial, educational, and government facilities with comprehensive pre-construction planning, design coordination, and quality execution. Our century-old local knowledge ensures projects meet regulatory requirements while optimizing functionality and sustainability.
Design Build
Our single-source approach combines architectural design and construction management under one contract. This method reduces project timelines by 20-30% while maintaining budget control through continuous collaboration between designers and builders throughout all project phases.
Tenant Improvement
We specialize in transforming existing commercial spaces to meet specific business needs. Services include interior reconfiguration, system upgrades, and brand-aligned finishes while minimizing operational disruption through phased construction and after-hours work coordination.
Historic Restoration
Our team preserves Iowa's architectural legacy through meticulous restoration of historic buildings. We maintain original design elements while integrating modern systems for safety and functionality, often sourcing period-accurate materials to maintain historical authenticity and compliance with preservation standards.
Plant Services
We provide comprehensive facility maintenance for manufacturing and industrial operations. Our services include equipment installation, structural repairs, and system upgrades performed by specialized craftsmen using advanced rigging equipment to minimize production downtime during critical maintenance periods.
Questions
What types of construction projects does Neumann Brothers handle?
We specialize in new construction, design-build, tenant improvement, historic restoration, plant services, and millwright projects for commercial, industrial, educational, and government clients across Iowa.
Do you offer design assistance for construction projects?
Yes, our integrated design-build approach includes pre-construction services like conceptual estimating, value engineering, and sustainability planning to ensure successful project outcomes.
Are you equipped for historic building restoration?
We lead Iowa in historic preservation with expertise in maintaining architectural authenticity while modernizing building systems for contemporary use and safety compliance.
Can you handle industrial plant maintenance during production hours?
Our experienced team provides 24/7 emergency response and scheduled maintenance with minimal operational disruption, including equipment moving, rigging, and system upgrades.
What makes your construction approach different from competitors?
Our century-old local expertise combines self-performing key trades, LEED-accredited professionals, and an integrated design-build model that streamlines project delivery and accountability.
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