Professional Services Payment Processing

Industry Solutions

Professional Services

Flexible payment collection for consultants, attorneys, and service firms

Law firms, accountants, consultants, and other professional service providers need flexible ways to collect retainers, hourly fees, and project invoices. Zentric makes billing simple and professional.

Retainer
Billing supported
0.5%
ACH rate
Next Day
Funding available

We understand your challenges

Built for Professional Services

Retainer collection

Collect retainers and advance payments securely via card or ACH — with automatic receipts.

Invoice payment

Send professional invoices with a payment link — clients pay online in seconds.

Recurring billing

Automate monthly retainer billing so you get paid on time without chasing clients.

What you get

Everything Your Business Needs

Online Invoice Payment

Send invoices with a secure payment link — clients pay by card or ACH from any device.

Recurring Retainer Billing

Automate monthly retainer charges to a stored card or bank account — no manual follow-up.

ACH for Large Invoices

Offer ACH bank transfer for large invoices — lower cost for you, convenient for clients.

Virtual Terminal

Charge a card over the phone or via email — no terminal hardware required.

Card on File

Securely store client payment methods for faster billing on future engagements.

Professional Receipts

Branded email receipts that reinforce your firm's professionalism with every transaction.

Included features

Everything in One Solution

Online invoice payment links
ACH bank transfer
Recurring retainer billing
Card-on-file storage
Virtual terminal
Branded email receipts
Next-day funding
PCI-DSS compliant

Ready to get started?

Get a free payment analysis tailored to your professional services business. We'll compare your current rates and show you exactly how much you can save.

  • Free, no-obligation analysis
  • Side-by-side rate comparison
  • Same-day response
  • No long-term contracts

Common questions

Frequently Asked Questions

Start saving today

Lower Your Processing Costs

Most professional services businesses save 20–40% after switching to Zentric. Get your free analysis and see exactly what you'd save.