Expert Payroll Management

Payroll That Takes Care of Your Team

More than processing paychecks. We provide comprehensive payroll services that ensure compliance, accuracy, and peace of mind. Your team gets paid correctly and on time, every time.

100%
On-Time Payments
50+
States Supported
Zero
Compliance Errors
Core Services

Complete Payroll Management

End-to-end payroll services that handle everything from processing to compliance, so you can focus on your business

Payroll Processing

Accurate, timely payroll processing for all employee types

Bi-weekly, semi-monthly, or monthly runs
Salary, hourly, commission calculations
Direct deposit & check payments
Multi-state payroll support

Tax Filing & Compliance

Complete payroll tax management and government filings

Bank & credit card reconciliations
Quarterly and annual tax filings
W-2, W-4, 1099 preparation
Penalty-free guarantee

Benefits Administration

Seamless integration with your benefits programs

Health insurance deductions
401(k) & retirement contributions
HSA/FSA management
PTO tracking & accruals

New Hire Onboarding

Streamlined employee setup and documentation

Digital onboarding workflows
Tax form collection (W-4, I-9)
Direct deposit setup
Benefits enrollment coordination

Payroll Reporting

Detailed reports and analytics for decision-making

Labor cost analysis by department
Overtime tracking & reporting
Custom report generation
Class & location coding

Time & Attendance Integration

Connect your time tracking with payroll seamlessly

Integration with time clock systems
Automated timesheet imports
Overtime calculation automation
PTO request management

Our Clients

"Rich and the aquifer team helped us significantly improve our financial infrastructure. This allows us to focus on scaling faster, while feeling confident we have the right financial systems in place."

"The Aquifer team has been incredibly insightful in approaching our finance stack, making them an invaluable partner for our business. They work with us rather than around us and continue to lend their expertise in the world of web3 accounting."

"Aquifer was instrumental in helping GDA scale by providing financial infrastructure & processes, financial advisory seed + Series A rounds, corporate accounting & tax support, and any other ad-hoc projects. The team brought a strong sense of co-founder ownership."

Trusted Partners

Powered by Industry-Leading Payroll Platforms

We partner with top payroll providers to deliver best-in-class service with the reliability and features you need

Primary Payroll Partners
Gusto

Modern payroll, benefits, and HR for small businesses

Popular
ADP

Enterprise-grade payroll and workforce management

Popular
Paychex

Comprehensive payroll and HR solutions

Rippling

All-in-one HR, payroll, and IT management

Popular
QuickBooks Payroll

Integrated payroll for QuickBooks users

OnPay

Simple, powerful payroll for growing teams

Seamless Integrations

Connect your payroll with the tools you already use for a unified workforce management system

Accounting

Automatic payroll journal entry sync with your accounting system

Time Tracking

Seamless timesheet imports and overtime calculations

Benefits

Automated benefits deductions and enrollment management

HR Systems

Employee data sync and onboarding automation

Automatic Sync

Real-time data synchronization across all platforms

Bank-Level Security

Encrypted connections you can trust

SOC 2 Compliant• Bank-level security • 99.99% uptime
Our Process

How We Take Over Your Payroll

Smooth transition with zero disruption to your team. We handle everything from setup to ongoing management

Discovery & Setup

We review your current payroll, employee data, tax jurisdictions, and benefits to ensure a seamless transition

01
System Configuration

Set up your payroll platform, migrate employee data, configure pay schedules, and integrate systems

02
First Payroll Run

We process your first payroll with extra review layers to ensure perfect accuracy and timing

03
Ongoing Management

We handle all payroll runs, tax filings, compliance updates, and provide continuous support

04
Our Team

Meet Your CFO Partners

Our experienced CFOs bring decades of expertise across various industries to help your business thrive

Rich Zhou
CEO & Founder
Terence Papadacos
COO & Manager of Accounting
Alexander Williamson
Senior Manager of Accounting
Ron Armstrong
Senior Business Analyst
Witton Leung
Financial Modeling Expert
Lydia Yu
Manager of Accounting
Mhilanie Belleza
Manager of Accounting
Want to learn more about our team and expertise?
View Full Team Bios
The Aquifer Difference

Strategic Partners, Not Just Payroll Processors

We don't just run payroll on schedule. We become integrated partners who understand your workforce dynamics, help optimize compensation strategies, and ensure full compliance across all jurisdictions.

Compliance Expertise

We stay ahead of changing regulations across federal, state, and local levels so you don't have to worry about penalties.

Zero-Error Guarantee

Our multi-layer verification process ensures 100% accuracy in calculations, deductions, and filings every time.

Strategic Workforce Insights

We provide labor cost analysis, turnover metrics, and compensation benchmarking to inform your HR strategy.

Common Questions

Frequently Asked Questions

Everything you need to know about our payroll services

How quickly can you start processing our payroll?
What happens if there's an error in payroll?
Do you handle multi-state payroll?
Can you integrate with our existing time tracking system?
What about payroll taxes and filings?
How do you handle new hires and terminations?
What if we have contractors in addition to employees?
Can we run off-cycle or bonus payrolls?
How do employees access their pay stubs and tax documents?
What kind of reporting do you provide?
Let's Get Started

Ready to Simplify Your Payroll?

Schedule a free 30-minute consultation with our payroll team. No credit card required, no commitment—just expert guidance to get you started.

No Credit Card Required
30-Min Free Call
Penalty-Free Guarantee