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Kellner Building Group

Let’s Build a Better Space

Who We Are

Kellner Building Group works in partnership to design and build commercial interiors that exceed client expectations. Spaces we deliver are innovative, practical and smart!  Our job sites are kept clean and safe with minimal disruption to your personal and business operations. As project managers, we collaborate with architects, builders, subcontractors and our clients to maintain scope, schedule and budget. We specialize in commercial spaces ranging from offices and schools to healthcare, government, public and recreational buildings.

We offer free written estimates.


What We Do


Good office design and space planning can increase both the productivity and efficiency of your workforce. By creating the right office environment, you are optimizing your company’s profitability and improving your company’s image, which in turn can help attract and retain the right employees and clients.

KBG offers the following design services:

  • Space planning and test fits
  • FF&E package – Furniture, Fixtures and Equipment Packages
  • Interior Finish Selections


To build a better space and deliver outstanding results we partner with signature architects, engineers and sub-contractors to meet your project goals. This cohesive team allows for better coordination between the trades, improves control of project schedules, keeps costs down and gives our customers a single point of contact who actually listen to your feedback.

KBG offers the following construction services:

  • Pre-Construction
  • Tenant Improvement Build Out
  • Post-Construction


As Project Management Professionals, we truly understand the PMI process and knowledge bases to deliver successful projects. Our expertise in negotiating working agreements as well as using a systematic approach to monitor scope, schedule and budget has created better business results that are continually measured and reiterated for exceptional performance.

KBG offers the following project management services:

  • Full-service construction management
  • Strategic Planning
  • RFP Development and Administration
  • Move Management


602 763 7343

Call Us

PO BOX 44297 
Phoenix, AZ 85064

Contact Us

Kellner Building Group 
Let's Build a Better Space
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