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Your Trusted Commercial Construction Partner
AB Systems has established itself as a trusted leader in commercial construction for over five decades. Our expertise in design-build solutions and pre-engineered metal buildings enables us to deliver end-to-end project management from concept through completion. With a dedicated team of steel erectors, architects, and construction professionals, we specialize in industrial and institutional projects across Southern Minnesota, Northern Iowa, and the Twin Cities Metro area. Our commitment to quality craftsmanship, cost-effectiveness, and timely delivery has earned us a reputation for excellence.

We prioritize safety and client collaboration, ensuring every structure meets functional requirements while exceeding aesthetic expectations. Our in-house capabilities eliminate middlemen, streamlining communication and reducing project costs by 3-5%. From new construction to renovations, we provide tailored solutions that align with each client's unique vision and budget.
Services
Design/Build New Construction Renovations & Additions Pre-Engineered Metal Buildings Steel Buildings
Highlights and features
  • We offer 50+ years of commercial construction experience
  • Our in-house architects and steel erectors ensure seamless execution
  • End-to-end project management from design through completion
  • People-first approach with uncompromising safety standards
  • Design/build methodology saves clients 3-5% on project costs
Services
Design/Build
Our design-build methodology combines architectural design and construction under one contract. This approach streamlines project timelines by overlapping design and construction phases while maintaining strict budget controls. Clients benefit from single-source accountability and direct communication with our in-house team of architects and construction professionals. The integrated process typically reduces total project costs by 3-5% through efficient resource allocation and elimination of middlemen.
New Construction
We specialize in constructing commercial, industrial, and institutional facilities from the ground up. Our comprehensive services include site selection, architectural design, steel erection, and final construction. With expertise in energy-efficient building practices and sustainable materials, we create functional spaces that maximize long-term value. Our team manages every phase from initial planning to final walkthrough, ensuring projects meet exact specifications while adhering to strict timelines and budgets.
Renovations & Additions
Our renovation services transform existing commercial spaces while minimizing business disruption. We conduct thorough structural assessments before creating integration plans that seamlessly blend new construction with existing frameworks. From tenant improvements to complete facility expansions, our phased approach maintains operational continuity. The process includes detailed design planning, permit acquisition, and construction management to deliver upgraded spaces that enhance functionality and aesthetic appeal.
Pre-Engineered Metal Buildings
We design and construct custom pre-engineered metal buildings optimized for durability and cost-efficiency. Our engineering team creates tailored solutions that meet specific functional requirements while maintaining structural integrity. The prefabricated components allow faster construction timelines with reduced labor costs. These versatile structures are ideal for warehouses, manufacturing facilities, and commercial complexes requiring high-strength, low-maintenance building solutions.
Steel Buildings
Our steel building solutions combine structural strength with design flexibility for commercial applications. The in-house steel erection team ensures precise assembly of components manufactured to exact specifications. These buildings offer superior durability against environmental factors while requiring minimal maintenance. We incorporate custom architectural elements to create functional spaces that meet both aesthetic and operational requirements for industrial and commercial clients.
People
Pete Schuller
Chairman
With decades of leadership experience, Pete Schuller provides strategic oversight and ensures adherence to the company's core values of quality and integrity in all construction projects.
Tommy Keech
President
As President, Tommy Keech drives operational excellence and client satisfaction, leveraging extensive industry knowledge to maintain the company's reputation for superior construction services.
Eric Tostenson
Chief Operating Officer
Eric Tostenson oversees daily operations, ensuring efficient project execution while maintaining strict safety standards and quality control across all construction activities.
David Selinsky
Architect
Licensed architect David Selinsky leads the design team, creating innovative building solutions that balance functional requirements with aesthetic considerations for commercial projects.
Tommy Keech
President
Tommy Keech provides executive leadership, focusing on client relationships and business development while maintaining the company's commitment to construction excellence.
Questions
What construction services do you specialize in?
We specialize in design-build construction, new commercial buildings, renovations, pre-engineered metal structures, and steel building projects across Southern Minnesota and Northern Iowa.
How does your design-build approach benefit clients?
Our integrated approach saves 3-5% on project costs by eliminating middlemen, streamlining communication, and overlapping design/construction phases to accelerate timelines.
What geographic areas do you serve?
We serve Rochester, MN and surrounding areas including the Twin Cities Metro, Southern Minnesota, and Northern Iowa regions for commercial construction projects.
Can you handle both design and construction phases?
Yes, our in-house team manages complete project lifecycles from architectural design through final construction, ensuring seamless execution and single-source accountability.
How do you ensure project quality and safety?
We maintain strict quality control through experienced project managers and prioritize safety with comprehensive protocols implemented across all job sites.