C. Lissette Castillo
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C. Lissette Castillo Email & Phone Number

Paraprofessional-Accounting I | Tax Preparer | Bookkeeper at Withum
Location: San Francisco, California, United States 9 work roles
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✓ Verified Jul 2026 2 data sources Profile completeness 71%

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Role
Paraprofessional-Accounting I | Tax Preparer | Bookkeeper
Location
San Francisco, California, United States
Company size

Who is C. Lissette Castillo? Overview

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C. Lissette Castillo is listed as Paraprofessional-Accounting I | Tax Preparer | Bookkeeper at Withum, a with 1098 employees, based in San Francisco, California, United States. AeroLeads shows a matched LinkedIn profile for C. Lissette Castillo.

C. Lissette Castillo previously worked as Paraprofessional -Accounting I - Tax at Withum and Centralized Administrative Assistant at Withum.

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Email format at Withum

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Withum

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Profile bio

About C. Lissette Castillo

Bilingual English-Spanish speaker, Jr. Tax Preparer, Bookkeeper certified as a QuickBooks ProAdvisor and Administrative Professional driven to succeed. Resourceful Assistant offering over 10 years of experience in the financial service sector, with strong communication and interpersonal skills. Able to work effectively with individuals on all levels, demonstrate a clear and professional manner with customers, staff members and management. Strong planner and problem solver who readily adapts to change, works independently and exceeds expectations. Able to juggle multiple priorities and meet tight deadlines.

Current workplace

C. Lissette Castillo's current company

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Withum
Withum
Paraprofessional-Accounting I | Tax Preparer | Bookkeeper
princeton, new jersey, united states
Website
Employees
1098
AeroLeads page
9 roles

C. Lissette Castillo work experience

A career timeline built from the work history available for this profile.

Paraprofessional -Accounting I - Tax

Current
Jul 2023 - Present

Centralized Administrative Assistant

Jan 2022 - Jul 2023

Intern Bookkeeper

San Francisco Bay Area

• Onboarding new clients from various industries, collected data to identify the client’s needs. • Set up, customized and created subaccounts to Chart of Accounts according to the company's needs. • Set-up companies, customers, vendors, and employee’s data from information provided by the client. • Integrated POS systems to QuickBooks such as, Gusto, Toast and Square.• Create and added conditions to bank rules for transactions as needed.• Categorized, recategorized and excluded double entry transactions. • Recorded Journal Entries transactions for a calendar year to appropriate accounts from bank statements provided by client.• Reconciled personal and business checking bank accounts and credit cards accounts by months.• Communicated with clients via email to request missing information or by Zoom to discuss and share information about the business file as needed.• Meet with Account Manager as needed to discuss and share important information about clients file. • Offboarding clients- presented milestones, financial statements, and recommendations on their business file.

Apr 2021 - Dec 2021

Tax Assistant

Meet with clients gather tax information and go over tax organizer.Utilize information provided by clients and assist and/or prepare federal and state individual tax returnsE-mail or Mail Draft tax returnsResponsible for e-file administration, filing and tracking of Individual/Business tax extensions and tax returns.Assemble and mail out completed Individual/Business tax returns to client or tax agenciesStaying and maintain up-to-date knowledge of latest tax laws, regulations and changes as well as researching tax questions.Pull IRS transcripts for tax preparationContact FTB for state withholdingPrepare and file IRS and FTB POAs to CAF unitPrepare and file revocation of IRS and FTB POAsPrepare 1099 MISC forms and electronically fileMaintain address and client contact listsManaging mail, deliveries and office suppliesCoping, scanning, filing, data entry, archivingAnswer phones and direct all incoming calls to appropriate party promptly and efficientlySend out Tax Preparation Fee Quotes and Tax OrganizersProcesses credit card paymentsReception relief coverage

Jul 2014 - Oct 2019

Receptionist/Membership Clerk

San Francisco Bay Area

Open and close officeAnswer and route all incoming calls to appropriate partyTake down phone messages Greet members/visitors warmly and make sure they are comfortableHandle phone calls from employees calling in sickMaintain an orderly reception areaProvide general information to the public about companySend out agents and casting lists and new member packets as neededMaintain Conference room scheduleCommercial Invoices: Check performance status for Union Security Violations; Due Date/Late Fee Calculation; check for Late Payment Penalties; and file commercial claims, scan to perspective files Assist with Invoice claim letters as neededAssist in general mailingsAttend designated meetings; prepare materials for meetings, including minutes and agendaAssist in Local election processProvide general administrative support to Executive Director Membership ClerkAct as an assistant to MembershipProcess new members applicationsReceive and enter copies of H&R contribution reports and enter on H&R spreadsheet Work with membership coordinator to send out Taft Hartley letter Post initiation fees, dues and changes in status Input earnings from various sources (earnings statements, H&R)Prepare and mail various membership correspondencesFile Claims/Union Security ViolationsAssist the Executive Director and other staff as requestedProvide administrative services for the Executive DirectorFiling/Data Entry

Apr 2012 - Jul 2014

Administrative Assistant

San Francisco Bay Area

-Performed multifaceted administrative support functions to Tax Partner, Three Tax Managers and Tax associates to a premier accounting, tax, and financial advisory and consulting firm. -Make travel arrangements and reservations, maintain appointment schedules and calendars for Tax Partner and Tax Managers; arrange meetings and conferences.-Set up Web-ex virtual meetings, conference calls and conference room set-up.-Organizing and maintaining paper and electronic files-Prepared IRS, State and Local correspondence-Preparation of Tax organizers and engagement letters-Maintain address and client contact lists-Assist with monthly expense submission / reimbursement and monthly billing -Scheduling luncheons, meetings, catering and assisting with preparation-Managing mail, deliveries and office supplies-Responsible for e-file administration, filing and tracking of Individual/Business tax extensions-Coping, scanning, filing, data entry, archiving-Answer phones and direct all incoming calls to appropriate party promptly and efficiently -Reception relief coverage

Feb 2006 - Mar 2009

Accounting/Administrative Temp Positions

Career Group, Inc/Accounting Principals

Various long- and short-term positions through temporary agencies providing administrative and payroll support to a variety of companies.

Jan 2005 - Feb 2006

Payroll Specialists/Administrative Support

Desco Accounting And Tax Service

-Reconcile payroll prior to transmission and validate confirmed reports-Manage work flow to ensure all payroll transactions are processed accurately and timely-Process correct garnishment calculations and compliance-Execute time sheets and attendance processing and interface with payroll-Transmit payroll tax liability payments-Process accurate and timely year-end reporting when necessary (W2, W-2c)-Preparation and processing of Quarterly & Annual Tax Returns (940, 941, 941x and DE6, DE7)-Prepared and processed Employment tax deposits -Generate client billing and maintained client billing information-Prepare and make bank deposits-Answer and direct incoming calls-Coping, scanning, filing, data entry-Scheduled appointments-Oversee all incoming and outgoing mail and packages-Handled routine correspondence-Order office supplies-Print and mail organizers, engagement letters and payments slips to clients-Maintained tax files and records-Update Power of Attorneys and generate withdrawal letters-Process e-filing of returns-Assemble tax returns -Track extensions-Research IRS and FTB notices

Feb 2002 - Jul 2005

Customer Service Representative Aero Special Delivery

Aero Special Delivery

San Francisco Bay Area

-Answer and direct incoming calls from customers-Schedule courier pick-ups and deliveries-Handled complaints and resolved service problems-Process credit card payments and refunds-Perform heavy data entry-Filing, copying, and faxing

Oct 1995 - Jun 2001
Team & coworkers

Colleagues at Withum

Other employees you can reach at withum.com. View company contacts for 1098 employees →

FAQ

Frequently asked questions about C. Lissette Castillo

Quick answers generated from the profile data available on this page.

What company does C. Lissette Castillo work for?

C. Lissette Castillo works for Withum.

What is C. Lissette Castillo's role at Withum?

C. Lissette Castillo is listed as Paraprofessional-Accounting I | Tax Preparer | Bookkeeper at Withum.

Where is C. Lissette Castillo based?

C. Lissette Castillo is based in San Francisco, California, United States while working with Withum.

What companies has C. Lissette Castillo worked for?

C. Lissette Castillo has worked for Withum, Jvs - San Francisco, Moskowitz Llp, A Tax Law Firm, Sag-Aftra, and Bdo Seidman, Llp.

Who are C. Lissette Castillo's colleagues at Withum?

C. Lissette Castillo's colleagues at Withum include Jen Moylan, Matthew Cerdeira, Carine Avande, Joseph Collins, and Tarah Nicolette.

How can I contact C. Lissette Castillo?

You can use AeroLeads to view verified contact signals for C. Lissette Castillo at Withum, including work email, phone, and LinkedIn data when available.

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