Charles Blank and Karp

What Charles Blank and Karp does

Charles Blank and Karp, doing business as CBK CPA, is described in firmographic records as a US-based for-profit professional services firm headquartered in Encino, with a founding year listed as 1920 and a headcount band of 11-50 employees. The short description characterizes its offering as business services spanning accounting, tax preparation, payroll, auditing, and estate planning, positioning the firm within the small-firm CPA and advisory segment. No further operational detail — practice areas, industry specialization, client roster, leadership, or fee structure — is disclosed in the source material.

The firm's technology footprint, as represented in the inputs, is minimal and inconsistent with the claimed long operating history. The website at cbk-cpa.com is a "Launching Soon" GoDaddy-builder landing page featuring only the CBK CPA brand mark, a contact form with email signup, Google reCAPTCHA, a cookies banner, and a 2025 copyright notice. No mobile app, API, SDK, proprietary platform, integration, or AI-enabled service is disclosed; products-and-services, patents-and-trademarks, certifications-and-compliance, and technology fields are empty. The discrepancy between a 1920 founding date and a "Launching Soon" 2025 landing page is itself a material data point, suggesting either a deliberate digital relaunch, missing historical context, or an inaccurate date field.

On business model, the firm operates as a fee-for-service professional services practice, the standard model for CPA and advisory engagements; however, no pricing models, publicly disclosed fees, contract structures, customer segmentation approach, or revenue mechanics are available. Marketing and distribution channels are unreported beyond the rudimentary website. No select customers, partnerships, awards, or parent/subsidiary relationships are disclosed, and the management team and contact roster are absent, leaving ownership, control, and identity of principals unverifiable from the input data.

Name

Charles Blank and Karp

Legal name

CBK CPA

Website

https://cbk-cpa.com

Company type

Private

Founded year

1920

Operating status

Operating

Headcount range

11–50 employees

Short description

Charles Blank and Karp (CBK CPA) is a small Encino, US-based CPA firm offering accounting, tax preparation, payroll, auditing, and estate planning services to business clients with a team of 11-50 employees.

Ownership category

akta.pro rank

Headquarters

HQ city

Encino

HQ country

United States

HQ region

North America

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales

Core offering

Charles Blank and Karp (CBK CPA) is a privately held accounting and professional services firm providing business services including accounting, tax preparation, payroll, auditing, and estate planning. The firm is based in Encino, California, was founded in 1920, and employs 11-50 people. Its current website is a "Launching Soon" placeholder page and does not disclose detailed service line descriptions or pricing.

Product overview

CBK CPA (Charles Blank and Karp) operates a website at cbk-cpa.com. Based on the available source material, the website displays a 'Launching Soon' landing page with no product or service offerings disclosed. No specific products, modules, or service descriptions are available from the provided content.

Differentiator

Problem solved

Functional benefit

Products and services

• Accounting Services Accounting services for clients, including bookkeeping and financial reporting support, as part of the firm's broader business services portfolio.
• Tax Preparation Tax preparation services for businesses and individuals, offered as part of the firm's business services portfolio.
• Payroll Services Payroll processing and administration services for client businesses, offered as part of the firm's business services portfolio.
• Auditing Services Auditing services for clients, offered as part of the firm's business services portfolio.
• Estate Planning Estate planning services for clients, offered as part of the firm's business services portfolio.

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Recent moves2 records

Expansion highlights1 record

Direct peers

• CBIZ, Inc. Public accounting and business services firm offering tax, audit, advisory, and benefits/insurance services to mid-market clients. Comparable as a multi-line CPA and advisory firm serving similar small and mid-sized business segments.
• Baker Newman Noyes: Mid-market CPA and advisory firm providing tax, audit, and consulting to closely held and family-owned businesses. Comparable as a regional multi-service CPA firm with a similar client profile to the subject firm.
• Eide Bailly LLP: Top-25 U.S. accounting firm offering tax, audit, and advisory services primarily to middle-market and family-owned businesses. Comparable as a multi-service CPA firm targeting similar client segments with similar service breadth.
• Withum: Top-30 U.S. accounting and advisory firm. Comparable as a full-service mid-market CPA firm offering tax, audit, and advisory services to closely held and family-owned businesses across multiple regions.
• Plante Moran: Largest U.S.-headquartered CPA and consulting firm by revenue, serving middle-market companies. Comparable as a multi-service mid-market accounting firm with comparable tax, audit, and consulting practices.
• Armanino LLP: One of the largest U.S. accounting and business consulting firms, headquartered in Northern California with a substantial Southern California presence. Directly comparable as a multi-service mid-market CPA firm offering accounting, tax, audit, and advisory services to closely held and family-owned businesses.
• Marcum LLP: Top-15 U.S. accounting firm with significant California operations. Comparable as a multi-service CPA firm targeting middle-market companies with tax, audit, advisory, and consulting offerings in overlapping service lines.
• Moss Adams LLP: Major West Coast accounting firm with deep Los Angeles operations. Comparable as a full-service mid-market CPA firm providing tax, audit, consulting, and wealth management to similar closely held, family, and high-net-worth client segments.

Emerging players

• Pilot.com: Tech-enabled accounting, bookkeeping, and CFO services firm focused on startups and small businesses. Comparable as an emerging player offering accounting-adjacent services through a technology-enabled, subscription-based model, representing the type of disruption traditional small CPA firms face.

Broad incumbents

• BDO USA: Top-10 global accounting network with substantial mid-market practice in the U.S. Comparable as a broad incumbent offering tax, audit, and advisory services overlapping with the subject firm's range, though at significantly larger scale and broader geographic reach.

Market position

Strengths3 records

Weaknesses4 records

Competitive moat1 record

Key risks4 records

Key highlights3 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Charles Blank and Karp