Make client onboarding effortless
Focus on building relationships. Assembly lets you automate messages, contracts, file-sharing and more.

Make the first impression count
With Assembly, you get a branded client portal that houses all your contracts, forms, and welcome materials for a professional polish.



Focus on your clients, not admin
Automate repeatable steps like sending contracts, collecting payments, and sharing files—so you spend less time chasing details and more time delivering value.

Give clients everything in one place
Forget juggling emails, spreadsheets, and file links. Your clients get one secure hub for forms, tasks, messages, and documents. It’s simple for them, and streamlined for you.

Choose what works best for your client onboarding
Deliver a custom, streamlined client onboarding with powerful tools and features in your portal, at no extra cost.
Forms & Integration
Collect client info up front and sync with your existing tools.

Billing & Invoicing
Send one-off payment requests, recurring subscription invoices, and make it easy to pay with credit cards and ACH.

Contracts & eSignatures
Clients sign legally binding contracts in your portal.
Secure file sharing
Share and request documents securely in your portal.
Custom applications
Connect with the team to discuss creating custom applications.
Your clients deserve better.
Try Assembly for free for 14 days, no credit card required.