What are the biggest startup expenses for a consulting / professional services?

The largest one-time costs are typically equipment and renovations. Monthly, the biggest expenses are usually rent and supplies or inventory. In St. Louis, these costs are adjusted downward based on the local cost of living.

Is St. Louis an expensive city to start a consulting / professional services?

St. Louis, MO has a cost of living index of 90.0 (national average = 100). This is below the national average, meaning startup costs will be lower than in most U.S. cities.

How much should I budget monthly to run a consulting / professional services in St. Louis?

Typical monthly operating costs for a consulting / professional services in St. Louis range from $540 to $5,310, with a mid-range estimate of $1,665 per month. This covers rent, utilities, insurance, and supplies.

What licenses and permits do I need to open a consulting / professional services in MO?

Licensing requirements vary, but you'll typically need a general business license, an EIN, and state-specific permits. In MO, check with your local city clerk and the MO Secretary of State for exact requirements. Budget $0 for licensing and permits.

How Much Does It Cost to Open a Consulting / Professional Services in St. Louis, MO? (2026)

Q: How much does it cost to open a consulting / professional services in St. Louis, MO?

Based on our estimates adjusted for St. Louis's cost of living (90.0% of national average), opening a consulting / professional services costs between $8,910 and $86,220 in the first year, with a typical budget of $28,530.

Estimated startup costs adjusted for St. Louis's cost of living (90.0% of national average).

No ads No signup No tracking Last updated March 2026 Open Methodology →

Data current as of March 2026 Sources: Bureau of Labor Statistics, industry benchmarks, local cost-of-living data

Opening a consulting / professional services in St. Louis, MO costs approximately $28,530 in the first year (2026), including $8,550 in one-time startup costs and $1,665/month in recurring expenses, adjusted for the local cost of living (90.0% of national average).

First-Year Total (Mid)

$28,530

Range: $8,910 – $86,220

One-Time Costs (Mid)

$8,550

Range: $2,430 – $22,500

Monthly Costs (Mid)

$1,665/mo

Range: $540 – $5,310

Key Insight

A consulting / professional services in St. Louis requires $28,530 in the first year — $8,550 upfront plus $1,665/month ongoing. St. Louis's cost of living is 10.0% below the national average — a meaningful savings vs major metro areas.

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One-Time Startup Costs

Upfront investment needed to open

Expense	Low	Mid	High
Business Registration & Legal	$450	$1,800	$4,500
Computer & Equipment	$900	$2,250	$4,500
Office Furniture	$450	$1,350	$3,600
Professional Certifications	$180	$900	$2,700
Website & Branding	$450	$2,250	$7,200
Total One-Time	$2,430	$8,550	$22,500

Monthly Operating Costs

Recurring expenses each month

Expense	Low	Mid	High
Marketing & Advertising	$180	$720	$2,250
Office Space / Coworking	$180	$450	$1,800
Professional Insurance (E&O)	$90	$225	$540
Software & Tools	$90	$270	$720
Total Monthly	$540	$1,665	$5,310

First-Year Budget Summary

Category	Low	Mid	High
One-Time Startup Costs	$2,430	$8,550	$22,500
Monthly Costs x 12	$6,480	$19,980	$63,720
Total First Year	$8,910	$28,530	$86,220

All estimates are adjusted for St. Louis's cost of living index (90.0). National average = 100. A higher index means higher costs.

About St. Louis, MO Business Costs

St. Louis, MO has a cost of living index of 90.0 (where 100 is the national average). This is below the national average, meaning your money goes further here. You can expect to save roughly 10% compared to national averages on most expenses.

The estimates above use national average startup costs for a consulting / professional services, adjusted by the local cost of living factor (0.9x). Actual costs will vary based on your specific location within St. Louis, the size of your operation, and current market conditions.

Consulting / Professional Services Startup Costs in Other Cities

Atlanta GA Austin TX Baltimore MD Boston MA Charlotte NC Chicago IL Cincinnati OH Cleveland OH Columbus OH Dallas TX Denver CO Detroit MI Fort Worth TX Houston TX Indianapolis IN Jacksonville FL Kansas City MO Las Vegas NV Long Beach CA Los Angeles CA Louisville KY Memphis TN Mesa AZ Miami FL Milwaukee WI Minneapolis MN Nashville TN New Orleans LA New York NY Oakland CA Oklahoma City OK Omaha NE Orlando FL Philadelphia PA Phoenix AZ Pittsburgh PA Portland OR Raleigh NC Richmond VA Sacramento CA San Antonio TX San Diego CA San Francisco CA San Jose CA Seattle WA Tampa FL Tucson AZ Virginia Beach VA Washington DC

Compare Consulting / Professional Services Costs

St. Louis vs Austin St. Louis vs Boston St. Louis vs Chicago St. Louis vs Denver St. Louis vs Houston St. Louis vs Los Angeles

Other Business Types in St. Louis, MO

Auto Repair Shop

Open an automotive repair shop or garage. Heavy equipment investment is required upfront, along with certifications, bay setup, and parts inventory.

Bakery / Coffee Shop

Start a bakery, coffee shop, or cafe. Includes equipment, build-out, inventory, and ongoing operating costs.

Bar / Brewery

Open a bar, pub, or craft brewery. Key costs include liquor license, draft systems, and build-out — with a very different cost profile from restaurants.

Cleaning Service

Start a residential or commercial cleaning business. Low startup costs with equipment, supplies, transportation, and marketing.

Coffee Shop

Open a specialty coffee shop or espresso bar. Covers espresso equipment, build-out, licensing, and ongoing supply costs.

Daycare / Childcare Center

Start a licensed daycare or childcare center. Unique costs include state licensing, safety and childproofing requirements, high liability insurance, and regulated staff-to-child ratios.

E-Commerce / Online Store

Launch an online store or e-commerce business. Covers platform costs, initial inventory, shipping setup, and digital marketing.

Food Truck

Launch a mobile food truck business. The truck purchase or build-out is the primary startup cost, plus permits, commissary kitchen, and operating expenses.

Gym / Fitness Studio

Open a gym, fitness studio, yoga studio, or CrossFit box. Covers equipment, space build-out, and operations.

Landscaping

Start a residential or commercial landscaping business. Equipment and a reliable truck are the primary investments, with relatively low ongoing overhead.

Restaurant / Food Truck

Open a restaurant or food truck. Covers kitchen equipment, build-out, licensing, and monthly operating expenses.

Retail Store / Boutique

Start a retail store, boutique, or shop. Includes fixtures, inventory, point-of-sale, and monthly operating costs.

Salon / Barbershop

Launch a hair salon, barbershop, or beauty studio. Includes stations, build-out, licensing, and supplies.

Hiring Employees for Your Consulting / Professional Services in MO?

Labor is often the biggest recurring cost for a consulting / professional services. See exact employer payroll tax costs by state — including SUTA rates, workers' comp, and total cost multipliers.

Employee Cost Calculator

Model salary + benefits + overhead by state

Employee Costs by State

Compare all 51 states by total hiring cost

Consulting / Professional Services Resources & MO Business Info

How to Start a Consulting / Professional Services

Licensing, permits, and business structure guide

Tools to Launch Your Business in St. Louis, MO

Track expenses, manage finances, and stay on budget from day one.

QuickBooks Accounting

Track startup expenses, manage cash flow, and see where every dollar goes.

FreshBooks Invoicing

Simple invoicing and expense tracking built for small business owners.

Bench Accounting Bookkeeping

Bookkeeping service so you can focus on building your business, not spreadsheets.

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Estimates only. These results are based on publicly available data and standard formulas. Actual costs may vary based on your specific circumstances. This calculator does not constitute financial, tax, or legal advice. Consult a qualified professional for advice on your situation.

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