Amstad Turn Company

Subcontractor Invoice Portal

Select your Monday job, add coded line items, upload backup, and submit for Amstad review.

Logged in vendor session

Create invoice

Fields marked with * are required.

ABC Drywall LLC
Vendor profile loaded. Company and email are tied to this login.

Select job from Monday *

Select a job to see the invoice number, property, and current stage.

Line items

Pick one class: Construction Hourly, Construction Labor, Construction Materials, or Construction Turnkey.

Job / invoice notes to Amstad Photos and files Prototype only: photo/file upload will be connected in the next backend phase.

Contractor account & invoice history

Each subcontractor will have a login, a saved account, and a status page for everything they submitted.

Logged in as

ABC Drywall LLC

[email protected]

What subs can see

Submitted invoices
Current processing status
Whether job is still in action, under final review, or ready to invoice
Correction notes from Amstad

Profile & vendor documents

Subcontractors can manage login details, contact information, W9, and Intuit direct deposit / ACH forms here.

Contractor profile

Update email, address, phone, legal/W9 name, and password. Changing the W9/legal name requires a new W9 upload.

On file

Vendor documents

View current document status or upload replacements for W9 and direct deposit / ACH forms.

W9 form

Current W9 is on file.

Upload new W9

Intuit direct deposit / ACH form

Current direct deposit form is on file.

Upload new direct deposit / ACH form

Amstad Internal

All-subcontractor invoice queue

Separate Amstad platform for invoice approvals, contractor controls, W9/direct deposit review, and user access.

Logged in Amstad session

Amstad processing queue preview

All-subcontractor queue for approval, revision, rejection, and processing decisions.

Subcontractors

Amstad can view, edit, deactivate, or remove subcontractor/vendor accounts here.

Vendor account list

Use this area to manage subcontractor profile, login email, W9, direct deposit status, and account access.

Amstad user control Admin only

Only Amstad users with admin access should see this area. Admins can invite users and toggle exact permissions on or off for each person.

Permission matrix

Each checkbox is its own permission. The real app would save these to the user account.