Donnerstag.ai secures €4.3M seed round to bring transparency and control back to suppliers

Donnerstag.ai secures €4.3M seed round to bring transparency and control back to suppliers

The Financial
Reconciliation Hub

Build, run and scale financial reconciliations across your core financial data and systems

Germany-hosted

GDPR compliant

Enterprise-grade security

SRV-9002

FTL Batch Aug W1 (250 Positionen) • GlobalRetail Solutions

Reconciliation Chain

Service Match

250 positions

Valid

Settlement Documents

Correct

2 documents

Payment Match

Settled

Linked Documents

SES-2025-9901

€1.050.420,17

Correct

INV-2025-8001

€1.050.420,17

Correct

Issues

0 of 250

No discrepancies found

man in white crew neck shirt

Jonathan Weber

Frigolog GmbH

Upload Documents

Insights

Reconciliation Hub

Claim Management

Receivables Management

Bank Overview

Automation

AI Insights

Organization

My Plan

Service Reconciliation

Match services, settlements and payments

Service Rec. ID

Description

Service Reconciliation

Invoice Reconciliation

Payment Reconciliation

SRV-9001

250 positions

FTL Batch Aug W1

Correctly Matched

Correctly Matched

Correctly Settled

SRV-9006

850 positions

FTL Batch Aug W2

Correctly Matched

Correctly Matched

Correctly Settled

SRV-9007

1200 positions

LTL Batch Aug W3

Correctly Matched

Correctly Matched

Correctly Settled

SRV-9008

1950 positions

Mixed Batch Aug W4

Correctly Matched

Correctly Matched

Correctly Settled

SRV-9002

120 positions

Container Batch Aug W1-2

Claim Open

Discrepancies

Discrepancies

SRV-9009

480 positions

Container Batch Aug W3

Claim Open

Discrepancies

Discrepancies

SRV-9010

600 positions

Container Batch Aug W4

Correctly Matched

Correctly Matched

Correctly Settled

SRV-9003

85 positions

Automotive Parts Batch W1

Correctly Matched

Correctly Matched

Correctly Settled

SRV-9011

365 positions

Automotive Parts Batch W2-3

Correctly Matched

Correctly Matched

Correctly Settled

SRV-9001

250 positions

FTL Batch Aug W1

Correctly Matched

Correctly Matched

Correctly Settled

Built to handle the complexity of self-billed invoices from enterprises like:

Validate all billing documents - in real time

Validate all billing documents - in real time

Our system performs a complete line-by-line Reconciliation across your Service Records, Billing Documents (Invoices & Self-Billed Invoices), and Bank Accounts. Items that match are instantly cleared, while any discrepancy is made instantly trackable for rapid revenue recovery. This delivers the necessary audit-proof transparency and control.

Our system performs a complete line-by-line Reconciliation across your Service Records, Billing Documents (Invoices & Self-Billed Invoices), and Bank Accounts. Items that match are instantly cleared, while any discrepancy is made instantly trackable for rapid revenue recovery. This delivers the necessary audit-proof transparency and control.

Services Records

Self-billed Invoice / Invoice

Purchase Orders

Contracts

Bank Accounts

RECONCILIATION ENGINE

Dashboard

Claim Management

OPOS Management

Workflow Automation

AI Insights

Seamlessly connect your financial data

Seamlessly connect your financial data

Stop manually stitching data together. We directly process structured and unstructured data from all your sources including ERP, Bank Feeds, TMS/WMS, APIs, and unstructured sources like PDFs and Emails to create a single, audit-proof source of truth. Integrate in weeks, without changing your core infrastructure.

Stop manually stitching data together. We directly process structured and unstructured data from all your sources including ERP, Bank Feeds, TMS/WMS, APIs, and unstructured sources like PDFs and Emails to create a single, audit-proof source of truth. Integrate in weeks, without changing your core infrastructure.

Validated ROI: Automated reconciliation ready in 2 weeks

Validated ROI: Automated reconciliation ready in 2 weeks

01

Analysis & Demo

Start with a tailored demo of the solution. We review your workflows and risks together, completely non-binding and requiring no IT resources from your team.

02

Proof of Value

We use your live data to quantify financial leakage, identify revenue recovery opportunities, and precisely project your net savings before signing a contract.

03

Data flow mapping

We map your specific data flows (ERP, WMS, EDI, PDFs) to establish a clear, automated, and secure process that integrates seamlessly with your existing compliance requirements.

04

Go live

You receive a validated, stable workflow with complete financial visibility and immediate transparency. We ensure a smooth rollout and comprehensive training for your finance team.

The Integrated suite for strategic receivables management

The Integrated suite for strategic receivables management

Powerful modules working together to automatically convert discrepancies identified by the 3-Way Reconciliation Engine into guaranteed revenue, optimized workflows, and strategic insights.

Powerful modules working together to automatically convert discrepancies identified by the 3-Way Reconciliation Engine into guaranteed revenue, optimized workflows, and strategic insights.

Claim Management

Automatically detect discrepancies and turn claims into clear, trackable items.

OPOS Management

Gain centralized visibility over all open, clarified, and paid items, eliminating manual spreadsheets.

Open

Clarified

Paid

Workflow Automation

Automate workflows from capture to accounting, reducing errors,accelerating month-end closing.

self-billed invoice

AI Insights

Predictive AI insights on risks and discrepancy patterns to enable proactive forecasting.

Aug
185
Anomaly
Deviation
+65d Delayed
€12,400 at risk

Validated impact
Guaranteed financial results

Validated impact
Guaranteed financial results

How Happe Sicherheitsdienst saved 225 hours of manuel workload per month

By automating reconciliation and approval workflows, Happe eliminated recurring errors, reduced manual checks, and significantly accelerated their month-end closing process.

0%

Discrepancies detected instantly

0%

Faster month-end closing

0h

Manual work eliminated per month

"With Donnerstag.ai, we finally have complete visibility across service records, selfbilled invoices, and payments. For the first time, we can spot every discrepancy immediately and focus on our operations instead of chasing missing data."

"With Donnerstag.ai, we finally have complete visibility across service records, selfbilled invoices, and payments. For the first time, we can spot every discrepancy immediately and focus on our operations instead of chasing missing data."

Markus Happe

Markus Happe

Owner and Managing Director

Owner and Managing Director

Built for finance teams across industries

Built for finance teams across industries

Workflows for logistics, retail, services, manufacturing, agriculture and any business with complex receivables.

Workflows for logistics, retail, services, manufacturing, agriculture and any business with complex receivables.

A product expert will guide you through Donnerstag.ai

A product expert will guide you through Donnerstag.ai

How quickly can we start using Donnerstag.ai and see results?

Integration is fast and smooth. We use ready connectors for your ERP/Accounting software, so Donnerstag.ai is ready in weeks. Start automating and get real-time insights immediately to accelerate all your financial processing.

Can I use Donnerstag.ai even if I already have an existing Accounting or ERP system?

Yes. Donnerstag.ai is designed to integrate seamlessly with your existing systems and accounting infrastructure. It focuses specifically on automating reconciliation, claim, and payment workflows to reduce manual effort and provide real-time insights, complementing the work of your team.

What kind of financial discrepancies can the platform automatically detect?

The 3-Way Reconciliation Module automatically reconciles service records, billing documents, and payments. This eliminates recurring errors, significantly reduces manual checks, and directly prevents revenue losses.

Can I track the progress of claims and payment workflows within the platform?

Yes, you can track all processes. The Claim Management and OPOS Management modules ensure full visibility over open, clarified, and paid items, turning claims into clear, trackable items.

Can I use Donnerstag.ai even if I already have an accountant or existing ERP system?

Yes. Donnerstag.ai is designed to integrate seamlessly with your existing systems and accounting infrastructure. It focuses specifically on automating credit note, claim, and payment workflows to reduce manual effort and provide real-time insights, complementing the work of your team.

What kind of financial discrepancies can the platform automatically detect?

The 3- Way Reconciliation module automatically detects discrepancies by reconciling invoices, credit notes, and payments. This automation helps eliminate recurring errors and significantly reduces manual checks.

Can I track the progress of claims and payment workflows within the platform?

Yes, you can track all processes. The Claim Management and OPOS Management modules ensure full visibility over open, clarified, and paid items, turning claims into clear, trackable items.

How quickly can we start using Donnerstag.ai and see results?

Donnerstag.ai is designed for fast integration. Once implemented, you can immediately begin automating workflows and receiving real-time insights to quickly accelerate your month-end closing process.

How quickly can we start using Donnerstag.ai and see results?

Integration is fast and smooth. We use ready connectors for your ERP/Accounting software, so Donnerstag.ai is ready in weeks. Start automating and get real-time insights immediately to accelerate all your financial processing.

Can I use Donnerstag.ai even if I already have an existing Accounting or ERP system?

Yes. Donnerstag.ai is designed to integrate seamlessly with your existing systems and accounting infrastructure. It focuses specifically on automating reconciliation, claim, and payment workflows to reduce manual effort and provide real-time insights, complementing the work of your team.

What kind of financial discrepancies can the platform automatically detect?

The 3-Way Reconciliation Module automatically reconciles service records, billing documents, and payments. This eliminates recurring errors, significantly reduces manual checks, and directly prevents revenue losses.

Can I track the progress of claims and payment workflows within the platform?

Yes, you can track all processes. The Claim Management and OPOS Management modules ensure full visibility over open, clarified, and paid items, turning claims into clear, trackable items.