Case Study 02 · ENERGY & UTILITIES

Automating Invoice Backup Management Using Power Automate

1,200+ vendors, one automated inbox-to-SharePoint pipeline.

80–90%
Manual Effort Reduction
1,200+
Vendors Automated
Minutes
Processing Speed
AI-driven
Accuracy
Client overview

A large utilities organization manages accounts payable operations for approximately 1,200 unique vendors. One of the team's recurring daily tasks is backing up invoice PDF reports received via email - manually downloaded from Outlook, verified for required data, and sorted into SharePoint folders based on internal business rules and business units.

The challenge
  • High volume of incoming vendor invoices (approx. 1,200 vendors)
  • Manual PDF download and review from Outlook email
  • Time-consuming PO number identification and folder categorization
  • Risk of duplicate processing and misfiling due to human oversight
  • Resource strain on the accounts payable team
Automation objectives
  • Reduce manual effort in downloading and managing invoice PDFs
  • Ensure consistent and rules-based invoice sorting
  • Prevent duplicate processing of invoices
  • Streamline email and file handling using rule-driven logic
  • Leverage AI for intelligent data extraction from invoice documents
Our solution

An unattended, rules-based automation solution was developed using the Power Automate platform. The solution runs periodically and automates end-to-end email and invoice processing, utilizing integrated AI and configuration-based logic.

HOW IT WORKS
01
Configuration Integration
Business rules and folder paths are extracted from a centralized configuration file.
02
Email Scanning & Attachment Retrieval
The system scans the Outlook inbox for emails containing PDF attachments and identifies relevant invoices.
03
Invoice Data Extraction
PDF files are processed using a pre-trained AI Builder Model to extract key data fields such as invoice ID and PO number.
04
Duplicate Check
Extracted Invoice IDs are cross-checked against a master Excel file to prevent duplicate processing.
05
Intelligent Sorting & Storage
Invoices with PO numbers route to the Business Unit's SharePoint folder; those without route to a Non-PO folder for review.
06
Email Management
Successfully processed emails move to "Processed"; failed validations route to "Unprocessed" for manual review.
The bottom line

The use of a centralized configuration file makes the solution adaptable to new business units, rules, or vendors with minimal effort - a scalable foundation for AP automation enterprise-wide.

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