Agenda Item
vii. Contract Renewal ~ Single Source Vendor ~ Control Concepts, Inc. ~ HVAC Instrumentation Installation and Controls (Not to Exceed $300,000) ~ Updated 7.9.2026
Summary: Presented by: Mr. Erick Hofstetter, Chief Operating Officer, Division of Operations
Request: It is requested that the DeKalb County Board of Education (“the Board”) approve Controls Concepts, Inc., as a single source vendor for the installation of HVAC Instrumentation and Controls district wide in the amount not to exceed $300,000.
Why: Approval of this renewal will allow the DeKalb County School District to maintain system-wide compatibility, operational continuity, and manufacturer-supported service for its Building Automation System (BAS). Due to the proprietary nature of the District’s controls platform and established standardization, Control Concepts, Inc. remains the only qualified provider capable of supporting, expanding, and maintaining the District’s HVAC controls infrastructure.
Details: The iNTREO system supports the current Staefa/Talon System; continued use of this system will allow the DeKalb County School District (“DCSD”) to maintain compatibility throughout all facilities utilizing the Staefa/Talon System. The Staefa/Talon system is used for building automation and control; together they manage a building’s security, lighting and HVAC systems.
Delta Controls is the exclusive manufacturer of the iNTREO brand of HVAC product nationally. Control Concepts, Inc., is the exclusive sole source distributer and installer of the iNTREO system in the State of Georgia, per the attached supporting documentation.
The DeKalb County School Board of Education previously approved Control Concepts, Inc. as a sole-source vendor on January 11, 2016, and again on October 19, 2020, for the installation of HVAC instrumentation and controls districtwide.
This agenda item represents a renewal of the contract approval to ensure continued compatibility, integration, and support of the District’s BAS infrastructure across approximately 140+ facilities.
Financial impact: The total contract amount for these services will be allocated from the General Fund Budget, Deferred Maintenance (100.2600.543013.00011.7520.9990.8013.040.0000 not to exceed $300,000.
Single purchases exceeding $100,000 will be presented to the Board of Education for approval in accordance with Purchasing Board Policy DJE -III-D3D.
Contact: Mr. Erick Hofstetter, Chief Operating Officer, Division of Operations, 678.676.1447
Mr. Keith Ball, Executive Director of Facilities and Capital Improvement,Divison of Operations, 678.676.1478
Effective: Upon Board Approval
Status: Approved by the Office of Legal Affairs
19 March 2026
Mr. Michael Burdette | Region 6 Facilities Manger
DeKalb County Schools
Sam A. Moss Services Center
1780 Montreal Rd
Tucker, Ga. 30058
Ms. Belinda Quillet | Procurement Specialist
DeKalb County School System
1780 Montreal Road
Tucker, GA 30084
Subject: iNTREOTM Brand exclusively distributed and installed by Control Concepts, Inc.
Dear Sir/Madam:
Delta Intelligent Building Technologies is the exclusive manufacturer of the iNTREOTM brand of HVAC
product nationally. Further, Control Concepts, Inc. is the exclusive sole source distributer and installer
of the iNTREO DDC system in the state of Georgia.
Delta Intelligent Building Technologies recognizes the outstanding reputation of Control Concepts, Inc.
and is pleased to have them as one of our distributing partners.
With regards,
Erin Wizenberg
Director of Customer Services
ewizenberg@deltacontrols.com