What Should Growing Companies Review Before Year-End for Payroll, Benefits, and Compensation?

TL;DR: Q4 is the natural window to revisit your PEO or payroll provider, benefits, open enrollment, and performance and compensation reviews. For a January 1 transition, start evaluating now and aim to finalize decisions by early November.
The most expensive HR decisions aren’t always the ones you make. Sometimes they’re the ones you fail to revisit. Q4 is when payroll, benefits, and people decisions line up for a clean reset: plan years renew, tax filings close out, and budgets get set.
PEO and payroll conversions
January 1 is the cleanest conversion date there is. Year-to-date wages reset, and you avoid reconciling two providers on one W-2.
A PEO makes sense when you’re small and need big company benefits fast. As companies grow, the economics can shift. Administrative fees, benefits costs, service limitations, and flexibility deserve a fresh look. The reverse is also true: if compliance or multi-state payroll is eating your team’s time, joining a PEO may be the right move.
Your payroll platform should also keep pace with your headcount, locations, and integrations. For a January 1 transition, start evaluating options now and aim to finalize decisions by early November. Complex conversions may require additional lead time.
Benefits and open enrollment
Don’t accept a renewal increase without pressure-testing the plan. The lowest premium isn’t necessarily the best plan. Evaluate total employer costs, employee out-of-pocket exposure, and whether your benefits investment is delivering value.
Then make open enrollment count. A great plan nobody understands is a wasted dollar. Clear communication and a total rewards summary help employees see the full value of what you provide.
Performance and compensation reviews
These belong together, and Q4 is when they should happen. Next year’s budget is being set now, so raises, bonuses, and promotions need a seat at that table.
Make sure reviews reflect the whole year, not just the last six weeks. Performance should inform compensation decisions, alongside market data, internal equity, and business results. When that link is clear, employees see how their work translates into pay.
Don’t skip compliance
Before January arrives, confirm your payroll practices, employee classifications, and policies reflect upcoming federal and state requirements, including required notices and new deductions for the first payroll of the year.
The bottom line
The best January resets begin in October. Whether it’s your PEO, benefits strategy, or compensation philosophy, the question isn’t simply what needs to change. It’s what continuing with the status quo will cost you.
Book+Street’s People Solutions team helps startups, scaling companies, and venture-backed businesses with PEO and payroll conversions, benefits strategy, open enrollment, and review cycles. If this sounds like your to-do list, let’s talk.


