Insights

Tax Planning Opportunity High potential for ongoing tax planning services for individuals, corporations, partnerships, nonprofits, estates and trusts given their focus on proactive tax planning and compliance in a multi-client setting across Los Angeles and Orange County.

M&A and Valuation Opportunity to offer merger and acquisitions advisory, business valuation and due diligence support to clients pursuing growth or divestitures, leveraging their experience as a quarterback for tax strategy during transactions.

Internal Controls Cross-sell internal control improvements, financial statement services (audits, reviews, compilations) and accounting systems setup to small and midsize businesses in construction, real estate, manufacturing and nonprofit sectors.

Forensic and Litigation Target clients with needs in forensic accounting, expert testimony and litigation support, including bankruptcy actions and estate and trust accounting, to expand advisory offerings.

Geographic and Sector Expansion Leverage regional focus on Long Beach and broader Los Angeles/Orange County markets to expand services to charter schools, government entities, and family law businesses, aligning with their current industry emphasis.

Similar companies to Onisko & Scholz, Certified Public Accountants, LLP

Onisko & Scholz, Certified Public Accountants, LLP's Email Address Formats

Onisko & Scholz, Certified Public Accountants, LLP uses at least 2 email formats:
Onisko & Scholz, Certified Public Accountants, LLP Email FormatsExamplePercentage
FLast@oniskoscholz.comJDoe@oniskoscholz.com
71%
Last@oniskoscholz.comDoe@oniskoscholz.com
29%

Frequently Asked Questions

What is Onisko & Scholz, Certified Public Accountants, LLP's phone number?

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You can contact Onisko & Scholz, Certified Public Accountants, LLP's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Onisko & Scholz, Certified Public Accountants, LLP's official website and social media links?

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Onisko & Scholz, Certified Public Accountants, LLP's official website is os.cpa and has social profiles on LinkedIn.

How much revenue does Onisko & Scholz, Certified Public Accountants, LLP generate?

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As of July 2026, Onisko & Scholz, Certified Public Accountants, LLP's annual revenue is estimated to be $1M - $10M.

What is Onisko & Scholz, Certified Public Accountants, LLP's SIC code and NAICS code?

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Onisko & Scholz, Certified Public Accountants, LLP's SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services and NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Onisko & Scholz, Certified Public Accountants, LLP have currently?

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As of July 2026, Onisko & Scholz, Certified Public Accountants, LLP has approximately 24 employees across 1 continents, including North America. Key team members include Partner: C. C., Supervisor: L. T. and Accounting Manager: N. K. Explore Onisko & Scholz, Certified Public Accountants, LLP's employee directory with LeadIQ.

What industry does Onisko & Scholz, Certified Public Accountants, LLP belong to?

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Onisko & Scholz, Certified Public Accountants, LLP operates in the Accounting industry.

What is Onisko & Scholz, Certified Public Accountants, LLP's email format?

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Onisko & Scholz, Certified Public Accountants, LLP's email format typically follows the pattern of FLast@oniskoscholz.com. Find more Onisko & Scholz, Certified Public Accountants, LLP email formats with LeadIQ.

When was Onisko & Scholz, Certified Public Accountants, LLP founded?

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Onisko & Scholz, Certified Public Accountants, LLP was founded in 2004.
Onisko & Scholz, Certified Public Accountants, LLP logo

Onisko & Scholz, Certified Public Accountants, LLP

AccountingCalifornia, United States11-50 Employees

O&S CPAs and Business Advisors is a Long Beach firm providing accounting and tax services. It emphasizes proactive tax planning, accounting, and management consulting to support wealth growth for business owners and individuals. The practice serves clients across Los Angeles and Orange County, handling tax planning and compliance for individuals, corporations, partnerships, nonprofit organizations, estates, and trusts. Beyond core accounting and tax services, the firm offers advisory work in mergers and acquisitions, succession planning, and litigation support. Its scope includes financial statement preparation, accounting systems setup, forensic accounting, international and nonprofit tax, and advisory services across industries such as nonprofit, government, construction and real estate, charter schools, manufacturing and distribution, and family law.

Section iconCompany Overview

Phone number
Website
os.cpa
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
2004
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    Onisko & Scholz, Certified Public Accountants, LLP's revenue is estimated to be in the range of $1M - $10M

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