B09_Amendment_02_GRCA_257282_Precon_SignIn_0002.pdf
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- Solicitation number
- 140P2026R0101
About this file
This document is a sign-in sheet for a virtual meeting conducted by the National Park Service Denver Service Center regarding a federal construction project.
The meeting was held on Tuesday, August 11, 2026, at 10:00 AM Mountain Time and pertains to Project GRCA 257282 – Replace Wastewater Plant at South Rim Village under Task Order #140P2026R0101. The document captures attendee information including names, affiliated companies, phone numbers, and email addresses for parties participating in the meeting. Notable attendees representing contractors and service providers include representatives from Interstate Rock, Hensel Phelps, Thalle Construction, Siemens Federal DI, Blue World Construction, and Perini Management Services. The sign-in sheet includes a standard disclaimer that any oral comments provided by Government personnel and contractors must be confirmed in writing before action is taken, and that contractors receiving oral information believed to change contract requirements must submit written notification to the Contracting Officer within four days. No changes to the contract are binding unless issued as a formal written contract modification by the Contracting Officer. The document lists both fully completed attendee information for some participants and partially completed entries for others, reflecting a virtual meeting format where some attendees' company and contact details were not fully captured on the sign-in sheet.
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Text version
United States Department of the Interior
NATIONAL PARK SERVICE
DENVER SERVICE CENTER
12795 W. Alameda Parkway
P.O. Box 25287 Denver, Colorado 80225-0287
VIRTUAL - Sign-in Sheet
Date: 10:00am MT; Tuesday, August 11, 2026 Project: GRCA 257282 – Replace Wastewater Plant at South Rim Village Task Order #: 140P2026R0101
Oral comments provided by any party including but not limited to Government personnel and contractors shall be confirmed in writing before any action is taken. If a contractor receives information orally that they believe changes the requirements of the contract they shall submit, in writing, information regarding the issue to the Contracting Officer a maximum of 4 days after obtaining such information. No changes to the contract are binding unless issued by the Contracting Officer as a formal written contract modification.
Name Company Phone e-mail Greg Gutierrez Interstate Rock bids@interstaterock.com
Anthony "AJ" Jeffers HENSEL PHELPS ajeffers@henselphelps.com
Brad Miller Thalle Construction blmiller@thalle.com
Jeremy Benton Siemens Federal DI Jeremy.benton@siemens.com
Carlos Quijada Blue World Construction c.quijada@bluwrld.com
Paul DiMeo Thalle Construction pdimeo@thalle.com
Matthew Small Perini Management Services msmall@perini.com
Thomas P. Sacramona
Jake.Krause
Joseph Wolfer
Tom Gilliam
Bill Cassity
Kyle Hoffman
Zak Skelton
Russell Moore
Tim Burger
Name Company Phone e-mail
Kristin Tauber
Seth Rowney
Johnathan Leitch
Ryan Danielson
Jeremy Benton
Dan Sims
Sara Patterson
Rich Thornton
File details come from the government source that posted it. Updated .