Annika Williams

Operations Associate

Washington, DC, United States2 yrs 1 mo experience

Key Highlights

Expert in full-cycle accounting and financial operations.
Proven track record in payroll management and compliance.
Strong focus on operational efficiency and risk management.

Stackforce AI infers this person is a Finance and Operations expert with a strong focus on compliance and efficiency.

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Skills

Core Skills

AccountingFinanceHuman Resources (hr)Payroll Management

Other Skills

Financial AuditsQuarterly ReportingResearch SkillsOperations ManagementHuman Resources Information Systems (HRIS)Payroll AdministrationLedger ManagementPaychexPersonal PropertyTax PreparationPartnership Tax ReturnsCAM ReconciliationFull Cycle Accounting1099 PreparationCollections Management (Accounts Receivable)

About

Finance and operations professional with a strong track record of managing the full back office for small businesses. My experience spans: •Accounting & Finance: Full-cycle accounting (AP/AR, payroll, reconciliations, general ledger), financial reporting and analysis,, month-quarter-year end close, 1099/W2/Tax filings, and CPA collaboration. •HR & Compliance: Multi-state payroll, benefits administration, onboarding/off-boarding, policy development, 401(k) and insurance management. •Operations & Risk Management: Insurance compliance, tax, vendor management, contracts, and systems implementation to improve efficiency and visibility. I’ve led finance and operations for a multi-million-dollar firm and now serve as Finance Administrator in the landscaping industry, expanding into higher-level responsibilities. Across all roles, I bring a focus on accuracy, compliance, and building scalable systems that support executive decision-making. 🎓 B.S. Business Administration, Summa Cum Laude University of Massachusetts Lowell

Experience

2 yrs 1 mo

Total Experience

1 yr 3 mos

Average Tenure

10 mos

Current Experience

Sisson landscapes inc

Financial Administrator

Aug 2025 – Present · 10 mos · Sterling, VA · On-site

Manage full-cycle accounting and financial operations across three LLCs and one S Corp, ensuring GAAP compliance and accuracy.
Oversee six-figure investment and operating accounts, optimizing returns, monitoring cash flow, and maintaining reconciliations.
Coordinate and review personal and business federal, state, and local tax filings, track deadlines, and maintain compliance with CPA collaboration.
Lead cleanup and reclassification of historical financials, bringing 2025 YTD books and quarterly closes fully up to date.
Identify and resolve complex discrepancies in assets, liabilities, and intercompany accounts, strengthening internal controls.
Develop and implement new financial tracking systems for assets, insurance, compliance, and seasonal billing to streamline reporting.
Partner directly with ownership to support financial analysis and strategic planning initiatives.

Financial AuditsQuarterly ReportingAccountingFinance

Structural design and analysis, inc

2 roles

Finance and HR Operations Manager

Promoted

Nov 2024 – Aug 2025 · 9 mos · Sterling, Virginia, United States · On-site

Led full-cycle financial operations for a multi-million-dollar firm, overseeing payroll, bookkeeping,
invoicing, accounts payable and receivable, general ledger management, reconciliations, and financial
reporting; identified and corrected critical errors, achieving significant annual cost savings and enhanced
audit readiness.
Overhauled operational infrastructure, streamlining business insurance, tax compliance, procurement,
and cash flow controls to reduce risk and drive operational efficiency.
Collaborated with CPA and leadership on complex year-end closings, journal entries, business tax filings,
and financial forecasting, ensuring GAAP compliance and accurate reporting.
Directed end-to-end payroll operations for multi-state teams, optimizing payroll schedules, automating tax filings, and implementing systems upgrades, ensuring 100% compliance and timeliness across all cycles.
Designed and implemented scalable accounting systems to improve visibility into payables, receivables,
and cash flow performance; supported FP&A and C-level financial planning.
Managed comprehensive employee benefits programs, including 401(k), HSA, health, and leave policies;
served as vendor liaison and compliance officer for plan administration.
Oversaw recruiting and HR operations, managing onboarding, policy creation, and HRIS implementation to ensure regulatory compliance.

Human Resources Information Systems (HRIS)Payroll AdministrationFinanceHuman Resources (HR)

Financial Assistant and Operations Specialist

May 2024 – Nov 2024 · 6 mos · Sterling, Virginia, United States · On-site

Solely managed full-cycle accounting, including multi-entity reconciliations, journal entries, AP/AR
workflows, and invoice processing for two separate companies.
Led end-to-end payroll processing for semimonthly cycles, ensuring precise calculations, timely
submissions, and full tax compliance by achieving a 100% on-time payment rate.
Provided contract and project budget oversight, collaborating with PMs to manage time &
materials contracts, track staffing allocations, and ensure financial alignment across
deliverables.

Ledger ManagementPaychexAccountingPayroll Management