Helen Dwyer Martillo

# Accountant

Location United StatesDesired Salary UnspecifiedWork preference Full TimeLinksNot setStatus   Actively looking Field / Industry Finance & Accounting

* SharePreferences:Relocation: NoNotice Period: ImmediateSkill Assessments:This user has not passed any tests yet

Languages:  English -

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[Overview](#overview)

## About Me

I am a detail-oriented Accountant with extensive experience in full-cycle accounting, high-volume accounts payable and receivable, multi-state sales tax filing, and trust & estate fiduciary reporting. I have a strong analytical mindset, excelling in pattern recognition and investigative skills that ensure accurate reconciliation and error resolution. My expertise includes process mapping, workflow optimization, and cross-system reconciliation to improve accuracy, speed, and operational efficiency.

I am trusted with sensitive financial data and known for my professionalism and effective communication with clients and vendors. I consistently seek to improve accounting processes and support financial operations with precision and reliability. My technical skills include proficiency in QuickBooks Online and Desktop, Microsoft Excel, Google Workspace, and various accounting and merchant processing platforms.

Throughout my career, I have managed high-volume invoicing, billing cycles, cash application, and multi-state sales tax filings. I have experience preparing fiduciary reports compliant with court standards and handling complex trust and estate accounting. I am adept at root cause analysis, error resolution, and maintaining internal controls to safeguard financial data.

I have worked collaboratively with cross-functional teams and external partners to ensure smooth accounting operations and compliance. I am committed to delivering excellent customer service and maintaining strong client and vendor relationships. My background also includes training development and documentation to standardize accounting procedures.

Currently, I am pursuing further education in Accounting, Economics, and Business Administration to enhance my knowledge and skills. I am eager to contribute my expertise and continue growing as a finance professional in a dynamic environment.

## Skills

### [Customer Service](https://jobicy.com/talent/customer-service.md)[Time Management](https://jobicy.com/talent/time-management.md)[Google Workspace](https://jobicy.com/talent/google-workspace.md)[Billing](https://jobicy.com/talent/billing.md)[Bank Reconciliation](https://jobicy.com/talent/bank-reconciliation.md)

## Education

West Los Angeles College  Dec 2025  Accounting, Economics, Business Administration (In Progress)

Harvard-Westlake School  2009 - 2013  High School Diploma

Ohio Wesleyan University  2013 - 2015  Bachelor's in Genetics (Incomplete)

Incomplete due to unforeseen circumstances

## Experience

Accountant @ The Sheridan Group  Jul 2021 - Present Managed high-volume invoicing, billing cycles, and cash application. Issued client statements and executed collection strategies reducing delinquency. Identified billing and posting discrepancies through analytical review. Partnered with external AP processing service, handled check runs and NACHA uploads, shared credit card payment responsibilities. Filed multi-state sales tax returns ensuring compliance. Maintained client and vendor profiles, supported reconciliations and account adjustments. Provided full-spectrum accounting support during staff reduction. Performed root cause analysis and implemented AR, AP, and operational process improvements.

Bookkeeper & Trust/Estate Accounting Specialist @ Renova Consulting Group  Nov 2017 - Oct 2020 Advanced from clerical assistant to managing multiple small-business bookkeeping clients. Maintained and customized QuickBooks profiles. Entered payroll journal entries using ADP reports. Completed CA sales tax filings and reconciliations. Self-taught fiduciary accounting for high-value trusts and estates. Produced fiduciary reports meeting court standards. Developed training guides for trust and estate accounting. Reconciled complex financial statements and investigated discrepancies. Built strong client rapport enhancing communication and workflow.

To-Go Specialist @ Olive Garden  Jan 2017 - Jan 2018 Managed high-volume takeout operations, handled cash transactions and register closing. Delivered exceptional guest service and frequently ran register during multi-staff shifts.

Host @ Chili’s Grill & Bar  Aug 2016 - Jan 2017 Managed guest flow and seating assignments, maintained front-of-house organization, supported servers and bussers during peak periods.

Independent Study Researcher @ Ohio Wesleyan University  Sep 2013 - May 2015 Conducted genetic research involving DNA amplification, molecular cloning, electrophoresis, and phylogenetic analysis. Maintained laboratory documentation and contributed to experimental design and data interpretation.