About Us

Who We Are

Our Story

Conceived and guided by Geoffrey Gelb, our team is a diverse, synergistic blend of dynamic individuals who geographically span the United States and Canada. Each team member brings their unique brilliance to the group – as Implementers, Developers, Programmers, Project Managers and Helpdesk Staff. Our team is built upon and dedicated to upholding the principles of Integrated Team Work, Integrity, Education and Service. We hold ourselves, each other and our clients to the highest standards of Innovation and Excellence.


Our Knowledge

Gelbgroup Consulting, Inc has over 230 cumulative years of experience with Yardi applications. With expertise in Property Management, Investment Management, Asset Management, Construction Management/Job Cost, PAYscan, Maintenance Management, VMF, Advanced Budget and Forecasting, Yardi Spreadsheet Reports, Senior Living, Affordable Housing and much more.  Our company has the necessary knowledge to help your company get the most out of your Yardi software.


Our Clients

Our Yardi clients consist of advisors, owners, third party managers and syndications in the industrial, commercial, office and residential markets with assets between $10 million and $12 billion. They are located throughout the United States and abroad.

Our Team

  • Geoffrey Gelb – President

    Since 1996, Geoffrey Gelb has operated Gelbgroup Consulting Inc., a Property Management Consulting Company specializing in Yardi System’s suite of products. His clients are in the industrial, commercial, office and residential markets with assets between $10 million and $20 billion. They consist of advisors, owners/managers and syndications.

    Geoffrey Gelb – President
  • Brianna Hradnansky – Developer

    Brianna Hradnansky began her property management career in 1999 in the commercial property management field and served in many capacities during her 13 years in the industry. She specializes in Yardi’s residential, single family, and maintenance functionality as well as assisting with integrating third party applications.  She creates custom reports and data solutions for our clients.

    Brianna Hradnansky – Developer
  • Britton Jones – Developer

    Britton Jones brings over 15 years of Yardi experience to Gelbgroup, coming from residential property management and private consulting. Britton specializes in custom development for our Clients.

    Britton Jones – Developer
  • Carrie Finkbiner – Helpdesk

    Carrie Finkbiner joined Gelbgroup Consulting in 2014.  She has 10 years of experience working with Yardi, primarily in Residential Support.

    Carrie Finkbiner – Helpdesk
  • Dana Kirkman – Implementation Specialist

    Dana Kirkman has been working with Gelbgroup Consulting since 2005.  She has 19 years of experience working in and consulting for the real estate industry.  Her focus is working with clients to ensure they are utilizing all Yardi has to offer.

    Dana Kirkman – Implementation Specialist
  • Dave Chapman – Developer

    Dave Chapman joined the Gelbgroup programming team in 2009.  Prior to that, he spent four years providing tier II Yardi support and accounting assistance for a property management company.  With more than a decade of Yardi experience, Dave creates custom reports and data solutions for our clients.

    Dave Chapman – Developer
  • Emanuel deFreitas – Implementer

    Emanuel deFreitas has been in the property management industry since 1986. He joined the Gelbgroup team in 2005, bringing with him many years of experience in the Residential/Affordable industry working with different software companies and at property management companies in IT and as Director of Compliance. The many clients he visits throughout the United States help fuel his passion for travel and exploring new places.

    Emanuel deFreitas – Implementer
  • Ivonne Oehring – Project Manager and Implementer

    Ivonne Oehring has remained focused in the areas of real estate accounting and Yardi administration and project implementation since she started her career in 1999. Ms. Oehring joined Gelbgroup Consulting, Inc. in 2011.

    Ivonne Oehring – Project Manager and Implementer
  • Kasey Brooks – Implementer and Developer

    Kasey Brooks has been working with Yardi products since 2006. She has experience in multi-family, implementations, project management, system administration, customization, and report writing.

    Kasey Brooks – Implementer and Developer
  • Kris Ellwanger – Senior Implementer

    Mr. Ellwanger has a long history in the Commercial Real Estate Industry, with most of his career focused around multi-family.

    Kris Ellwanger – Senior Implementer
  • Leslie Martin – Director of Programming

    Leslie Martin began her career in the real estate industry in 1991.   She joined Gelbgroup Consulting as a developer in 2003. Leslie works closely with our clients to design custom solutions that will increase efficiency and create a masterful work product.

    Leslie Martin – Director of Programming

Our Locations

Client Locations  / Client & Office Locations