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This document is an invoice and monthly status report from Vianair Inc. to the City of Alexandria for consulting services performed between December 17, 2023 and January 16, 2024, totaling $22,375. The work included flight procedure design, SID/STAR analysis, website development, DCA noise report preparation, and software analysis services performed by consultants Jim, Jason, and Garry. The invoice was approved by representatives from Fairfax County DPD and Prince George's County Department of the Environment.

This document is an invoice and monthly status report from Vianair, Inc. submitted to the City of Alexandria for consulting services rendered between July 17 and August 16, 2023, totaling $10,250. The work included project management, baseline report planning, steering committee meetings, and software services and analysis, performed by consultants Jim and Jason along with Vianair software tools. The invoice, numbered 1087 and dated October 1, 2023, was approved by Filipe Ip of the City of Alexandria and recommended for approval by Dawn Hawkins-Nixon.

This document is an invoice and monthly status report from Vianair Inc. submitted to the City of Alexandria for consulting services performed between July 17 and August 16, 2023. The total billed amount is $10,250, covering consulting hours from team members Jim and Jason, as well as Vianair software use, with the invoice approved by Filipe Ip of the City of Alexandria. Note that this document pertains to Alexandria municipal consulting work and does not contain content related to Sea-Tac Airport noise policy.