Buy Business Service Businesses for Sale in Illinois

Discover Illinois business service businesses for sale on DealStream. Our robust marketplace features accounting, IT, marketing, consulting and other service-based companies for sale across Chicago, Springfield, Peoria and beyond. With detailed financials, turnkey operations, seller-financing options and direct access to motivated sellers, finding your next profitable investment has never been easier. Browse top Illinois service industry listings now to secure your next acquisition.

All Matching Deals

Reduced- Established Staffing/Recruiting Agency-IL
Homewood, IL

Reduced Pricing! Established staffing and recruiting agency in Homewood, IL. Excellent opportunity to acquire an agency and build on current book of business to take results to next level. Full training and ongoing support are provided for the new owner. This existing agency offers a turn-key...

$75,000
Details
Well Established Staffing & Recruiting Agency - IL
Chicago, IL

Established and profitable staffing agency in Chicago, IL. Excellent opportunity to acquire a successful agency and build on a nice book of business. Full training and ongoing support are provided for the new owner. This existing agency offers a turn-key opportunity with multiple streams of income...

$795,000
Details
Illinois

· The Company's revenue grew at a compound annual growth rate (CAGR) of 52.5% from 2022 to the trailing twelve months (TTM) ending of September 30, 2025. · The Company achieved gross profit margins averaging 57.9% from 2022 through 2024 and an adjusted EBITDA CAGR of 189.3% from 2022 to the trailing...

On Request
Cash Flow: $870,000
Details
Established Tax, Bookkeeping & Payroll Firm
Cook County, IL

This long-standing tax, bookkeeping and payroll services firm, with SDE of $130K+, has been serving clients for 34 years and is well known for its personalized, relationship driven approach. Located outside of Chicago in the North Shore, the practice manages a diverse and loyal client base, preparing...

$199,000
Cash Flow: $130,923
Details
DuPage County, IL

Established practice offering an outstanding growth opportunity with exceptional profitability—seller's discretionary earnings exceed 60%! The owner is flexible and ready to support a smooth transition. The firm currently utilizes Thomson Reuters and QuickBooks software.

$606,250
Cash Flow: $300,790
Details
Peoria, IL

Looking to expand your practice or step into ownership with confidence? This well-established CPA firm offers a rare opportunity to acquire a business with a strong foundation and loyal client base. Why This Firm Stands Out Diverse Client Services: A healthy mix of engagements provides steady,...

$436,122
Cash Flow: $124,692
Details
Confidential National Engineering Recruiting Firm
DuPage County, IL

This confidential national recruiting firm specializes in engineering and power delivery search services and supports many of the leading engineering, EPC, and consulting firms across the country. The business is operated by an experienced recruiting team with more than 40 years of combined expertise,...

$750,000
Cash Flow: $7,300
Details
Established Automotive Repair & Service Business
Cook County, IL

This profitable automotive service company provides full mechanical repair, maintenance, diagnostics, and customer support in a high-traffic suburban area. The business has a long history of stable revenue, consistent repair volume, and repeat customers who rely on trusted workmanship and dependable...

$695,000
Cash Flow: $138,895
Details
Illinois

Marketing Services Agency - $300k+ SDE - Direct Mail Focus Take ownership of a highly respected and well-established marketing services agency with strong recurring revenues, loyal clients, and outstanding growth potential. Operating under a streamlined work-from-home model, this business offers exceptional...

$950,000
Cash Flow: $377,998
Details
Sign And Print Franchise With Strong Revenue
Cook County, IL

Excellent opportunity for a new owner to continue to increase revenue with online sales and new product lines. Established for over 20 years and owned and operated by the current owner for the last 4 years, this successful sign and print business has built a strong reputation for quality, reliability,...

$330,000
Cash Flow: $119,403
Details
Chicago, IL

This Pittsburgh property damage and restoration business is profitable and fully turn-key. The sale price includes a fully equipped van and other equipment assets and inventory. This is a high cash flow proven and recession-proof “business2business” and “business2consumer” company. The New Orleans...

$225,000
Cash Flow: $110,000
Details
Chicago, IL

This well-established CPA firm offers a balanced mix of client services, generating consistent revenue and long-term client relationships. The practice provides an excellent opportunity for a buyer seeking to expand with an established book of business and strong service offerings. The owner is flexible...

$277,140
Cash Flow: $65,720
Details
DuPage County, IL

Well-established and extremely lucrative CPA firm with a long track record of success and client loyalty. This practice boasts a strong and diverse client base across multiple industries, offering comprehensive accounting, tax, and consulting services. An experienced and capable staff is in place,...

$704,403
Cash Flow: $393,420
Details
IT Managed Services Company
Chicago, IL

We are offering for sale a full-service IT managed service company focused on small and medium-sized businesses with 10 to 100 users. The owner would like to remain with the company, managing the team and continuing to contribute as an engineer. Acquisition Highlights: *85% Recurring Revenue *Owner...

On Request
Cash Flow: $270,926
Details
Accounting Firm with 95% Repeat Clients
Chicago, IL

This firm, founded over 20 years ago, is situated in the northwest suburbs of Chicago and specializes in tax returns. It has established a solid reputation in the community, which is reflected in its diverse client base that includes both individual and business clients. Offering a variety of...

$525,000
Cash Flow: $126,638
Details
Lake County, IL

Turnkey, Highly Profitable Accounting Practice in Prime Chicago Suburb This is a rare opportunity to acquire a well-established, highly profitable accounting firm located in a desirable and growing suburb of Chicago. The practice enjoys a loyal client base and consistent year-over-year revenue, offering...

$2,159,801
Cash Flow: $1,094,038
Details
Jackson County, IL

New Price! Step into ownership of a thriving senior services business with a strong history of success and a mission that truly makes a difference. Operating in a recession-resistant and rapidly expanding industry, this opportunity offers the perfect balance of financial stability and personal fulfillment. With...

$375,000
Cash Flow: $157,387
Details
Established & Profitable Pack and Ship Business –
Illinois

This independent, non-franchise pack and ship business is a well-established and highly profitable turnkey operation with a strong local reputation. It serves as a one-stop shop for packing, shipping, printing, private mailbox rentals, passport photos, fingerprinting, money transfer services, and a...

$100,000
Cash Flow: $94,230
Details
Cook County, IL

Business Overview: This company is a well-established and reputable sign manufacturing company based in Chicago, Illinois. With a history spanning over 15 years under the current owner—and even longer under its original founder—this business has proven its resilience and adaptability in the industry....

$175,000
Cash Flow: $62,843
Details
Profitable Franchise Promotional Premium Company
Illinois

Extremely Profitable Franchise Promotional Premium Company Are you looking to step into a thriving business with a proven track record? This well-established franchise promotional products company located in central Illinois has been a trusted provider of high-quality promotional items for over 22...

$650,000
Cash Flow: $257,963
Details
Profitable Full-Service Accounting Firm – Recurring Revenue
Illinois

An established and highly reputable accounting and tax firm located in Illinois is available for acquisition. The firm has been serving business and individual clients for over three decades, offering a full suite of professional services including tax preparation, accounting, payroll, bookkeeping,...

$3,250,000
Cash Flow: $820,000
Details
Experienced Specialty Plasters Contractor
Chicago, IL

Primed for further growth! This Special Trade Contractor provides interior and exterior plastering services for Commercial (85%) and Residential (15%) Clients. Finishes include veneer, Venetian, exterior finish systems (EIFS), direct-apply finishes, wire lath/stuccos and stone aggregates. Established...

$675,000
Details
Madison County, IL

Over the past 37 years this window tinting company has established commercial, residential, and auto tinting clients throughout the community. Installing solar controlled window film manufactured by one of the trusted brands in the industry. Aiding clients in reducing energy costs and their carbon...

$125,000
Cash Flow: $65,171
Details
Mokena, IL

Unlock the potential of this well-established graphic design and printing franchise, located in Mokena, IL, available for sale at $1.1 million. With impressive business metrics and a thriving operation, this franchise boasts: Franchise Highlights: - **Established Presence**: Operating successfully...

$1,100,000
Details
Legacy Kwik Kopy Franchise Consistent Revenues Huge Growth Opportunities
Peoria Heights, IL

We're Kwik Kopy, and we've been a copy shop in Peoria Heights, IL, since 1994. We offer a wide selection of services, including promotional products and custom forms. If you need quick and professional printing at an affordable price, we're the company for you. Our services include: design, binding,...

$99,999
Cash Flow: $51,176
Details

Tips for Buying Business Service Businesses In Illinois

Before purchasing a business service company in Illinois, it’s essential to conduct comprehensive market research. Analyze which business services are in demand within your target area—Chicago, for instance, has different business service needs than smaller Illinois towns. Review industry-specific trends, emerging technologies, and the current competition. Determining whether the sector is growing, stable, or declining will help you assess your potential for future growth and profitability in your chosen niche.

Review Licenses, Permits, and Regulatory Compliance

Illinois imposes strict regulations on various business service industries, such as cleaning, staffing, and consulting. Before making an offer, confirm that the business has maintained all required licenses and is compliant with state and local regulations. Inquire about workers’ compensation coverage, business insurance policies, tax filings, and professional certifications. Non-compliance can lead to costly fines or a disruption in operations—making this due diligence a vital step in your acquisition process.

Focus on Client Relationships and Contracts

A service business’s value often hinges on its customer relationships and active contracts. During your review, examine the strength and duration of existing contracts, the diversity of the client base, and the retention rates. Interview the owner about key clients and relationships that may be at risk following an ownership change. If possible, negotiate transition support from the seller to help maintain these relationships, ensuring that client retention remains high and revenue stays stable after you take over the business.