Arthur Stein Financial

What Arthur Stein Financial does

Arthur Stein Financial, LLC was a privately held Registered Investment Advisor founded in 2012 and headquartered in Bethesda, Maryland. The firm provided comprehensive wealth management services to affluent individuals and families, including financial planning, investment management, tax planning, estate planning, and insurance solutions. In parallel, the practice developed a specialized vertical serving airline-industry employees, addressing the complex compensation structures (pensions, stock options, retirement benefits) characteristic of that workforce. The advisory team consisted of three credentialed professionals — Arthur Stein (CFP®), Paul Cusumano (CFA®), and Zachary Smythe (CFP®) — operating in a high-touch, relationship-based distribution model with referrals and direct inquiries as primary acquisition channels. Technology stack centered on the Tamarac client portal for account access and management. Client fees followed standard RIA AUM-based pricing; specific fee schedules were not publicly disclosed.

In 2024 the firm completed a merger with Allworth Financial, a larger RIA ranked among Barron's Top 100 RIA Firms for six consecutive years (#11 in 2025). Post-merger, the Bethesda office continued operating under the Allworth Financial brand, retaining its three advisors and the same physical address and phone number, while gaining access to Allworth's expanded resources — advanced tax planning, estate planning coordination, a full-time cybersecurity team, and integrated financial planning tools. As a result of the transaction, Arthur Stein Financial no longer operates as an independent entity and currently functions as the Bethesda, MD branch of Allworth Financial.

The business model is asset-gathering advisory: recurring AUM-based fees from HNW clients and airline-employee households, with revenue mechanics tied to market valuations and net new asset flows. Go-to-market is sales-led and referral-driven rather than marketing-led at scale, consistent with small boutique RIA economics.

Name

Arthur Stein Financial

Legal name

Arthur Stein Financial, LLC

Website

https://arthursteinfinancial.com

Company type

Private

Founded year

2012

Operating status

Acquired

Headcount range

1–10 employees

Short description

Arthur Stein Financial, LLC was a Bethesda, Maryland-based Registered Investment Advisor offering wealth management, financial planning, tax, estate, and insurance services to high-net-worth individuals and airline employees. The three-advisor practice merged into Allworth Financial in 2024.

Ownership category

akta.pro rank

Product category

Wealth Management and Financial Advisory Services

NAICS

Portfolio Management and Investment Advice (52394), Portfolio Management and Investment Advice (523940)

SIC

Investment Advice (6282)

akta.pro primary industry

Insurance-Integrated Wealth Managers (RIA + Insurance Solutions) (FSAAACAI)

akta.pro secondary industries

Financial Planning & Goals-Based Advice (Mass Affluent) (FSAAAAAF), Employer Retirement Plan Advisory (401(k)/Pension) (FSAEABAE), Business Owner & Executive Financial Planning (FSAEAAAO)

Keywords

• Wealth management services
• Financial planning advisory
• Investment management
• Retirement planning
• Tax and estate planning

Headquarters

HQ city

Bethesda

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

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

Revenue model

1. Advisory/AUM Fees: Registered Investment Advisor offering wealth management services with fees typically based on assets under management (AUM), consistent with industry standards for financial advisory firms

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

Arthur Stein Financial, LLC provides personalized wealth management and financial planning services to high net worth individuals, families, and airline industry employees. Offerings span financial planning, investment management, tax planning, estate planning, insurance services, and 401(k) advisory for employers. Following a 2024 merger, the practice now operates under the Allworth Financial umbrella while continuing to serve clients from its Bethesda, MD office.

Product overview

Arthur Stein Financial, following its merger with Allworth Financial, operates as a unified financial advisory practice offering comprehensive wealth management services. The portfolio includes core offerings: Financial Planning, Investment Management, Tax Planning, Estate Planning, and Insurance Services, all delivered through a coordinated, integrated approach. Additional services include 401(k) management for employers and specialized financial guidance for airline employees. The practice leverages Allworth's integrated financial planning tools and full-time cybersecurity team to deliver personalized service to clients in Bethesda, MD and beyond.

Differentiator

Problem solved

Functional benefit

Products and services

• Wealth Management
• Financial Planning
• Investment Management
• Tax Planning
• Estate Planning
• Insurance Services
• 401(k) Services for Employers
• Airline Employee Financial Services

Named customers2 records

Segments2 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

One partnership is on record.

• Allworth FinancialcoreStrategic or Co-development Partner · 1 January 2024Arthur Stein Financial, LLC recently merged with Allworth Financial, becoming part of the larger RIA firm. The merger provides Arthur Stein's clients with greater resources including advanced tax planning strategies, estate planning guidance, a full-time cybersecurity team, and more robust integrated financial planning tools. Arthur, Paul, and Zack continue to work with their clients under the Allworth Financial umbrella. Allworth Financial is a Registered Investment Advisor ranked among Barron's Top 100 RIA Firms.

Scale indicators1 record

Recent moves4 records

Expansion highlights4 records

Direct peers

• Carson Group: RIA platform serving HNW clients and partnering with independent advisors; comparable in offering financial planning, investment management, and insurance under a unified brand.
• Ronald Blue Trust: National faith-aligned RIA providing comprehensive financial planning, investment management, tax, and estate services to HNW individuals and families—closely comparable in integrated service model and advisor-driven GTM.
• Mercer Advisors: National RIA focused on HNW individuals and families with integrated financial planning, tax, estate, and investment services—directly comparable in client segment and service breadth.
• Mariner Wealth Advisors: Large national RIA serving HNW individuals and families with comprehensive financial planning, investment management, tax, and estate services—a closely comparable integrated wealth-management model.
• Glassman Wealth Services: Mid-sized RIA serving HNW individuals with integrated financial planning, tax, and investment management—a comparable boutique-to-mid-market advisory peer.
• Creative Planning: National RIA offering wealth management, tax, estate, and insurance services to HNW households with a relationship-driven advisor model and recurring AUM fees—directly comparable in service mix and GTM.

Broad incumbents

• Focus Financial Partners: Partner-owned RIA platform that acquires and supports independent advisory firms; comparable because it represents the consolidation playbook used by Allworth to absorb firms like Arthur Stein Financial.
• Allworth Financial: The parent RIA that absorbed Arthur Stein Financial in 2024. Ranked Barron's Top 100 RIA (#11 in 2025) with offices nationwide, it offers the same wealth-management, tax, estate, and insurance service set as the Arthur Stein team and is the most directly comparable scaled RIA peer.
• Edelman Financial Engines: Large RIA offering wealth management, financial planning, and investment services to a broad base of affluent and HNW households—comparable in service mix and AUM-fee model, with greater scale.
• Brown Brothers Harriman Wealth Management: Private wealth management arm of a long-established financial institution serving HNW and UHNW families with integrated investment, tax, and estate advisory—comparable integrated wealth offering for HNW client base.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/arthur-stein-financial

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

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 Arthur Stein Financial