Sienna Regency Lake Trails Ph. I

Sealed Electronic Bids addressed to Sienna Municipal Utility District No. 5, Attention Joe Price, President, Board of Directors, will be electronically received, until 2:00 p.m. Local Time, October 13, 2026, and then publicly opened and read at Clark Condon, 10401 Stella Link Rd., Houston, TX 77025 for “Sienna Regency Lake Trails Phase I, Fort Bend County, Texas.” In addition to the opening of sealed Bids at the address above, you may view the public opening of sealed Bids via Microsoft Teams. To join via Microsoft Teams Meeting Link:

https://teams.microsoft.com/meet/28437774755558?p=EQVPzqMexRKTsg2q2W Meeting ID: 284 377 747 555 58

Passcode: ED73Qo9i.

Scope of Work of the Contract Documents includes the following: Pedestrian walks, landscape, irrigation, and meter.

Bids received after the closing time will be returned unopened. A MANDATORY pre-bid conference will be held remotely on October 6, 2026, at 2:00 p.m. Local Time, via Microsoft Teams Meeting Link:

https://teams.microsoft.com/meet/29392664876023?p=TKQUMrTdcAsl9O1JaU Meeting ID: 293 926 648 760 23,

Passcode: WT9kW2ZJ. Attendance by each prospective bidder or its representative at the pre-bid conference is MANDATORY, and no Bid will be opened unless the bidder or representative was present at the pre-bid conference.

Each Bid must be accompanied by a Bid bond or a certified or cashier’s check, acceptable to the Owner, in an amount not less than two percent (2%) of the total amount Bid, as a guarantee that the successful bidder will enter into the Contract Documents and execute the Bonds on the forms provided and provide the required insurance certificates and Bonds within seven (7) days after the date Contract Documents are received by the successful bidder. If a certified or cashier’s check is provided, the successful bidder shall deliver, at the bid opening address, the original certified or cashier’s check within one (1) business day of receipt of the bid opening.

Copies of the bidding documents may be reviewed and obtained from www.CivcastUSA.com, search Sienna Regency Lake Trails Ph I. Bidders must register on this website in order to view and/or download specifications, and plans for this Project. There is NO charge to view or download documents.

Bidder must submit its Bid and Bid Securities in compliance with Owner’s Order Adopting Section 49.2731 Electronic Bidding Rules and all Bids and Bid Securities must be submitted through CivCastUSA.com. Bidder must register on this website to submit a Bid and Bid Security and there is no charge to submit Bids and Bid Securities on this website.

By submitting a Bid, bidder acknowledges and agrees that the Contract Documents may be accepted, executed, or agreed to using an Electronic Signature, as defined by and in accordance with Owner’s Electronic Signature Rules for Construction Contracts.

The Owner reserves the right to reject any or all Bids and to waive all defects and irregularities in bidding or bidding process except the time for submitting a Bid. The successful bidder, if any, will be the responsible bidder, which in the Board’s judgment will be most advantageous to the District and result in the best and most economical completion of the Project.

The requirements of Subchapter J, Chapter 552, Government Code, may apply to this Bid and the bidder agrees that the Contract Documents can be terminated if the bidder knowingly or intentionally fails to comply with a requirement of that subchapter.

Pre-bid meeting: October 6, 2026 at 2:00 PM (Chicago) — Meeting ID: 293 926 648 760 23 Passcode: WT9kW2ZJ

Bid opening: October 13, 2026 at 2:00 PM (Chicago) — Clark Condon, 10401 Stella Link Rd., Houston, TX 77025 — Meeting ID: 284 377 747 555 58 Passcode: ED73Qo9i

Questions due: October 8, 2026 at 2:00 PM (Chicago)