Skip to main content
Arizona · AZ

Business Banking for Engineers in Arizona

Free business checking with 1.75% APY, built-in accounting, and unlimited sub-accounts for engineers in Arizona.

Starting an Engineering Business in Arizona

State Tax Rate

2.5% (flat rate)

LLC Filing Fee

$50 (LLC)

Major Markets

Phoenix, Tucson, Mesa, Scottsdale

Key Requirements in Arizona

PE (Professional Engineer) license required to offer engineering services to the public
Must pass FE (Fundamentals of Engineering) and PE exams
Licensed through Arizona's Board of Professional Engineers
Professional liability (E&O) insurance strongly recommended
Continuing education required for PE license renewal

Best Banks for Engineers in Arizona

Compare Arizona's top business banking options for engineers.

1

Holdings

$0/mo · 1.75% APY

Free business checking with built-in AI accounting, unlimited sub-accounts, and FDIC insurance up to $3M. Available nationwide including Arizona.

Key Features

  • Free business checking
  • Built-in AI bookkeeping
  • Unlimited sub-accounts
  • 1.75% APY on all balances

Pros

  • No fees, no minimums
  • Accounting included free
  • FDIC insured up to $3M

Cons

  • No physical branches
  • No cash deposit
2

Alliance Bank of Arizona

Regional bank

Best for: engineers wanting a dedicated commercial banking partner

Pros

Arizona-focused commercial bank, strong business relationships

Cons

Limited consumer product suite

3

National Bank of Arizona

Regional bank

Best for: engineers needing branch access across Arizona

Pros

Statewide presence, full-service business banking

Cons

Monthly fees on basic business accounts

4

Arizona Federal Credit Union

Credit union

Best for: engineers looking to minimize banking costs

Pros

Low fees, competitive loan rates, Phoenix metro coverage

Cons

Membership requirements, fewer business services

Why Engineers in Arizona Choose Holdings

Free Business Checking

No monthly fees, no minimums, no hidden costs. Every dollar stays in your business.

Built-In AI Bookkeeping

Automatic transaction categorization, real-time P&L and balance sheet. No QuickBooks needed.

1.75% APY on Every Dollar

Your operating funds earn interest while they sit. No tiered rates, no caps.

Unlimited Sub-Accounts

Organize funds by job, project, or purpose. Track payroll, taxes, and expenses separately.

Engineers Banking in Arizona — FAQ

Do engineers in Arizona need a PE license?

To offer engineering services directly to the public or stamp/seal engineering documents in Arizona, yes — you need a PE license. Engineers working under a licensed PE at a firm may not need their own license, but getting one opens doors to independent practice and higher earning potential.

What business structure should engineers use in Arizona?

Most engineering firms in Arizona form a PLLC or PC ($50 filing fee). Sole practitioners often start as sole proprietors and upgrade as they take on larger projects. The LLC structure protects personal assets from project-related liability claims.

What banking features matter for engineering firms in Arizona?

Engineers need project-based accounting, progress billing, and easy expense categorization for software licenses, subcontractor payments, and equipment. AI bookkeeping helps track profitability per project — critical for firms juggling multiple contracts.

How much does it cost to start an engineering firm in Arizona?

Startup costs include LLC formation ($50), PE license fees, professional liability insurance ($2,000–$10,000/year depending on specialty), software subscriptions, and office space. Many engineers start as solo consultants from a home office to minimize overhead.

Thinking about switching banks?

Get the free switching checklist — every step, nothing forgotten.

Free PDF — no spam, unsubscribe anytime.

Ready to open your account?

Holdings offers free banking with 1.75% APY for engineers in Arizona. Open your account in minutes.

More Arizona Business Banking Guides

Explore banking guides for other industries in Arizona.