Client Onboarding Software for Payroll Providers and Payroll Service Bureaus
Client onboarding software for payroll providers turns a signed payroll agreement into a plan for everything you need before the first pay run. OnboardingCustomers gives each employer client a magic link portal for EIN and state tax accounts, bank details, prior payroll reports and agreements, and reminders chase what is missing so the first payroll runs on schedule. Startup costs $99/mo or $49/mo billed yearly, with 3 seats and 10 active onboardings.
Try it now: paste a SOW and get the onboarding plan
Pasted statement of work
Kestrel Payroll purchases the Growth package, 120 seats, the Scheduling and Time Off modules.
Vendor will configure SSO, import employee records from the legacy system and build the Salesforce integration.
Target go-live December 1. Sponsor Dana Ruiz, IT lead Omar Haddad.
- ProductsGrowth, Scheduling, Time Off
- Seats120
- IntegrationsSSO, Salesforce
- Stakeholders2 contacts
Generated plan, 6 phases, 31 tasks
On track- Kickoff 4 tasks, due Oct 20
- Discovery 5 tasks, due Oct 27
- Configuration 7 tasks, due Nov 3
- Data migration 6 tasks, due Nov 10
- Integrations 5 tasks, due Nov 17
- Training and go-live 4 tasks, due Dec 1
Why new payroll clients slip past their first pay date
The agreement is signed and the pay date is set, but your specialists cannot configure the account until the employer delivers tax IDs, bank details and history.
Tax and bank details arrive in pieces
The EIN comes from the owner, state account numbers from the accountant and the census from HR. Without one list and one owner per item, your implementation specialist asks for the same file twice while the pay date approaches.
Pay rules live in email
Pay schedules, overtime rules, deduction codes and PTO policies get mentioned in calls and threads. Setup needs rules that someone with authority has confirmed before the first run is calculated and has to be reversed.
Nobody approves the first run
Owners, office managers and outside bookkeepers all have opinions. If nobody is named as the approver of the first payroll register, the run is delayed or corrected after funds move.
How payroll client onboarding works
Give your implementation team a repeatable route from signed agreement to a confirmed first pay run. Review the generated plan before inviting the client, because the signed agreement governs what you ask for.
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1
Start with the signed agreement
Paste the service agreement, or start from a closed-won CRM deal. Review the phases, remove tasks that do not apply to this client, such as multi-state setup, and assign an owner on both sides for every request.
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2
Send the client a magic link portal
Invite the owner and the other contacts who supply data, such as the bookkeeper or HR lead. Each person sees only their own requests, uploads files, signs agreements and books the setup call.
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3
Follow reminders and close gaps
Automatic reminders follow overdue inputs. Your team sees at a glance what is missing, which item blocks the first run, and whether late tax account numbers change the pay date you promised.
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4
Hand a complete record to the payroll team
Before the first run, review the approved rules, collected files and open decisions. Move them into your payroll system and confirm who owns anything still outstanding.
A payroll client onboarding checklist by phase
Adapt these requests to the client. Each item needs an owner, a due date and a completion check. A request sent is not the same as a file your team has opened and confirmed usable.
Agreement
- Signed service agreement and authorization forms
- Legal entity name and EIN
- Authorized signer and payroll contact named
Confirm who can bind the business. Record the signed copy and any exclusions before setup is scheduled.
Tax and banking
- State withholding and unemployment account numbers
- Bank details for funding and direct deposit
- Prior payroll provider and tax notices
Mark each item as received, usable or missing. Note which gaps block the first run and which can wait.
Employees and pay rules
- Employee census and pay rates
- Pay schedule, overtime rules and deduction codes
- Year-to-date reports for mid-year starts
Have the approver confirm the rules in writing. Flag anything your system cannot support before the first run.
First run
- Client contact with approval authority
- First pay date and cutoff for changes
- Review of the first payroll register
Agree how fast the client approves the register and what happens when approval is late.
A fictional bakery group from signed agreement to first pay run
Ledgerline Payroll and Crumb Street Bakeries are fictional organizations in this worked example. The provider signs a service agreement for a bakery group with two locations. The client side includes the owner, an outside bookkeeper and an office manager who holds the employee records.
The implementation specialist checks the draft plan against the agreement and names the owner as the single approver of the first register. The bookkeeper gets only the tax account and prior report requests. The office manager gets only the census task. Nobody sees tasks that are not theirs.
The sequence beside this example is illustrative, not a promised timeline. If the state account number is late, the specialist records the impact and agrees with the client whether the first run waits or starts with tax filing set up afterward.
Day 1
The specialist reviews the plan, names the single approver and sends the agreement request.
Day 2
The owner signs. The office manager uploads the employee census from the portal.
Day 3
The bookkeeper sends bank details and prior quarter reports.
Day 4
The specialist marks files usable, flags the missing state account number and books the setup call.
Day 5
The setup call confirms pay rules, cutoff dates and open items. The record moves to the payroll team.
Compare onboarding with the tools your team already uses
Choose by the work you need to coordinate. Capabilities vary by vendor, plan and setup, so test the actual client experience before changing an established process.
| Capability | OnboardingCustomers | Payroll platform | Shared drive and email |
|---|---|---|---|
| Client-facing portal | Branded magic link portal | Varies by vendor and plan | Folder links and threads |
| Builds plan from the agreement | AI draft for review | Templates and setup vary | Written manually |
| File request tracking | Owners, due dates and received status | Configure tasks and fields | Spreadsheet or memory |
| E-signatures | Included with plan limits | Vendor or integration dependent | Separate signature tool |
| Reminders | Client reminders and escalation | Workflow dependent | Manual follow-up |
| Payroll processing and tax filing | Not included, onboarding milestones only | Core strength | Manual |
| Client billing | Keep in your existing tool | Core strength | Separate process |
Your payroll platform wins on calculating pay, filing taxes and moving money. A shared drive is fine for storing files. Use OnboardingCustomers for the client readiness stretch, then keep processing where your team already works.
Choose a plan for the people running onboarding
For US payroll providers and bureaus with 3 to 100 staff, plan fit depends on how many employer clients start at once and how many specialists run setup.
Startup
$99/mo or $49/mo billed yearly includes 3 seats and 10 active onboardings. It fits a small bureau converting a handful of employers a month. One HubSpot or Pipedrive connection brings the deal into onboarding.
Growth
$399/mo or $199/mo billed yearly includes 10 seats and 50 active onboardings. It fits larger providers with several implementation specialists working in parallel, such as at the start of the year. Salesforce is available on Growth and above.
Portal users carry no extra charge. Check all limits on the pricing page against your expected workload.
Build the payroll client onboarding process around the agreement
Payroll providers that look for a client portal usually want one place where the employer can see what is due. A customer onboarding portal does that without exposing your payroll system or internal files.
Start with a service agreement that names what you run and what the client supplies, then use client onboarding software to tie those commitments to owners and evidence. Providers that also advise clients can compare the flow for IT services or the consultant onboarding tool.
Keep exploring
Frequently asked questions
Still deciding? Write to [email protected] and a person on our team answers.
What is the best client onboarding software for payroll providers?
How much does client onboarding software cost for a payroll provider?
What should a payroll client onboarding checklist include?
Does it replace our payroll platform?
Can employer clients sign the payroll agreement in the portal?
Does it work with HubSpot, Salesforce or Pipedrive?
Get your next payroll client ready for the first pay run
Create an account, paste the signed agreement and review the plan. Send a magic link portal for tax accounts, bank details, prior reports and signatures.