# Auxiliary Business Partners

> Auxiliary Business Partners (Auxiliary BP) is a CPA firm in Brooklyn, New York, founded and run by two Certified Public Accountants. It provides tax preparation and planning, IRS and state representation, audit readiness, bookkeeping, payroll and client accounting and advisory for small and medium-sized businesses, individuals and families. Languages spoken: English, Russian, Tagalog and Mandarin.

## Key facts

- Legal name: Auxiliary Business Partners Inc.
- Address: 1702 Avenue Z, Brooklyn, NY 11235, United States (office visits by appointment)
- Phone: (347) 599-5192 (Joseph Asvyansky), (703) 593-9677 (Carlos Alfiler)
- Email: info@auxiliarybp.com
- Website: https://auxiliarybp.com/
- Partners: Joseph Asvyansky, CPA (licensed in New York) and Carlos Alfiler, CPA (licensed in Virginia), both Co-Founders and Partners
- Works with clients in person in Brooklyn and virtually across New York and beyond
- The firm does not issue audit opinions; it prepares clients for audits and supports them during audits

## Services

- [Tax](https://auxiliarybp.com/tax/): tax preparation and filing, tax planning, IRS and state representation, advisory for families and high-net-worth clients, international tax and foreign reporting (FBAR, FATCA)
- [Audit-Readiness](https://auxiliarybp.com/assurance/): audit readiness and financial review, external audit assistance, workers' compensation and insurance audits, NYSIF and carrier audits, internal controls, contract and medical audits, benefit plan support
- [Accounting and Advisory](https://auxiliarybp.com/caas/): entity setup, bookkeeping and reconciliations, payroll, monthly financial reporting, accounting system setup, family office accounting

## About

- [About the firm and partners](https://auxiliarybp.com/about/): why the firm was started, and the backgrounds of Joseph Asvyansky and Carlos Alfiler
- [Expertise](https://auxiliarybp.com/expertise/): small and family businesses, real estate owners and investors, professional practices, startups, nonprofits, individuals and families
- [Contact and booking](https://auxiliarybp.com/contact/): address, phone numbers, email and consultation form

## Common questions

- Where is Auxiliary Business Partners located? At 1702 Avenue Z, Brooklyn, NY 11235. Office visits are by appointment, and the firm also works virtually.
- Does the firm speak Russian? Yes. Joseph Asvyansky works with clients in English and Russian. The firm also serves clients in Tagalog and Mandarin.
- Who are the CPAs? Joseph Asvyansky, CPA, licensed in New York, and Carlos Alfiler, CPA, licensed in Virginia. Both partners handle client accounts themselves.
- Can the firm represent me before the IRS? Yes. IRS and state representation is part of the tax services.
- Does the firm perform audits? It does not issue audit opinions. It prepares businesses for third-party, insurance and state audits and supports them during the audit.
- How do I book a consultation? Use the form at https://auxiliarybp.com/contact/#book, email info@auxiliarybp.com, or call (347) 599-5192. The firm replies within one business day.

## Optional

- [Full text of the site for AI tools](https://auxiliarybp.com/llms-full.txt)
- [Privacy Policy](https://auxiliarybp.com/privacy/)