Sole Source Vendor: Trane Commercial HVAC; Description of market research Agency performed to determine the availability of products or services that would meet the Agency’s needs: Description of supplies, construction, information technology, and/or services Vendor will provide under the contract: Crane and rigging, chilled water coil, new piping materials, welding materials Detailed explanation why no other vendor’s supplies, construction, information technology, and/or services will meet the needs of the Agency: The performance contracting job that was performed by Trane at the SCDOT HQ in 2017 was sold to SCDOT with guaranteed energy savings for a period of 10 years. With this, if a non-Trane technician works on repairing SCDOT’s HVAC equipment, this can release Trane’s liability from any guarantees on energy savings for SCDOT through 2027.