Sole_Source_Letter_-_Ohio_-_signed__1_.pdf

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Agency Administered OH|CTR035440
Contract number
CTR035440
Issued by
Ohio

About this file

This document is a sole source letter dated December 18, 2025, from Certainty 3D, LLC (DBA TopoDOT), located in Winter Garden, Florida, addressed to the Ohio Department of Transportation. The letter is specifically addressed to Kelly Delay and verifies Certainty 3D as the exclusive provider of TopoDOT™ software in the United States and Canada.

The letter confirms that Certainty 3D is the sole producer of the TopoDOT™ software application, with exclusive sales rights in the United States and Canada. Additionally, the company is the only provider of training and support for the software. The document appears to be part of a process to establish Certainty 3D as a sole source vendor for the TopoDOT™ software, potentially for use by the Ohio Department of Transportation or other state transportation agencies.

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Text version

Certainty 3D, LLC DBA TopoDOT 700 West Plant Street

Winter Garden FL 34787 Tel: 407-248-0160 www.topodot.com/info@topodot.com

December 18, 2025

Ohio Department of Transportation

Attn: Kelly Delay

Re: Verification of Certainty 3D as Sole Source for TopoDOT™

Hello Kelly, Certainty 3D is the sole producer and provider of the TopoDOT™ software application.

TopoDOT™ is sold exclusively by Certainty 3D in the United States and Canada. In addition to TopoDOT™ sales, Certainty 3D is the only provider of training and support.

Please contact us with any further questions.

Sincerely, Ted Knaak

President

Ted Knaak (Dec 18, 2025 15:57:09 EST) Ted Knaak

Sole Source Letter - Caltrans Final Audit Report 2025-12-18

Created: 2025-12-18

By: Dawn Keller (dk@topodot.com)

Status: Signed

Transaction ID: CBJCHBCAABAAYJayHKCxgDlOwXIXbAdALm99RU0cqJPz

"Sole Source Letter - Caltrans" History Document created by Dawn Keller (dk@topodot.com)

2025-12-18 - 8:48:40 PM GMT

Document emailed to Ted Knaak (tk@topodot.com) for signature

2025-12-18 - 8:48:43 PM GMT

Email viewed by Ted Knaak (tk@topodot.com)

2025-12-18 - 8:56:54 PM GMT

Document e-signed by Ted Knaak (tk@topodot.com) Signature Date: 2025-12-18 - 8:57:09 PM GMT - Time Source: server

Agreement completed.

2025-12-18 - 8:57:09 PM GMT

2025-12-18T20:57:11+0000
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File details come from the government source that posted it. Updated .