Best Investment Banks Companies in Illinois, United States
The 150 best Investment Banks companies in Illinois, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Sikich.
Ranked: Best Investment Banks companies in Illinois
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Sikich Technology-enabled professional services firm delivering accounting, advisory, and technology solutions | $250M | 25 mo ago | Late Stage | Thomas Bayer Partner & Owner | 1982 | WordPressApple iCloud MailMySQL+36 | — |
| 2 | Mesirow Capital advisory firm focused on multiple sectors | $107M | 154 mo ago | Acquired | Norman Mesirow Founder | 1937 | DrupalApple iCloud MailMicrosoft 365+27 | — |
| 3 | Hilco Provider of financial services on asset valuation, monetization, and advisory solutions | $80M | 87 mo ago | Acquired | Jeff Hecktman Founder & CEO | 1987 | WordPressApple iCloud MailMicrosoft 365+27 | 2 awards |
| 4 | Marathon Capital M&A and corporate advisory focused on the renewable energy sector | $51M | 2 mo ago | Series C | Matt Shanahan Managing Director | 1999 | — | 1 partnership |
| 5 | Performance Trust Capital Partners Financial advisory and investment banking services | $33M | 101 mo ago | Series B | Paul Limanni Managing Director | 1994 | Vue.jsLozad.jscore-js+13 | — |
| 6 | Concord Financial Advisors Debt placement firm sourcing creative financing solutions with optimal terms | $25M | 18 mo ago | Funding Raised | Thomas Jones Founder & Managing Partner | 2001 | — | — |
| 7 | Guggenheim Securities Strategic advisory firm focused on multiple sectors | $13M | 2 mo ago | Series B | Steve Lee Senior Managing Director | 2010 | Froala EditorAzure Front DoorAzure+10 | — |
| 8 | Metropolitan Capital Bank & Trust Universal bank providing comprehensive financial solutions for businesses and high-net-worth individuals | $8M | 107 mo ago | Series A | Jerry Frump Co-Founder & Executive Vice President | 2005 | — | — |
| 9 | Prairie Capital Advisors Middle-market M&A, ESOP, and financial advisory firm nationwide | $1000K | 24 mo ago | Early Stage | Ashley Tisdale CEO | 1996 | WordPressMySQLPHP+6 | — |
Top 12 Investment Banks companies in Illinois
#1
Series C · Chicago, Illinois · founded 1999 · 170 employees$51.3Mraised▾
M&A and corporate advisory focused on the renewable energy sector
- Mar 2026Series C$16.8M
- Jun 2024Series C$20.8M
- Jul 2022Series C$30.5M
#2
Series B · Chicago, Illinois · founded 2010$13.2Mraised▾
Strategic advisory firm focused on multiple sectors
- Apr 2026Series B$13.2M
#3
Late Stage · Naperville, Illinois · founded 1982 · 1110 employees$250Mraised▾
Technology-enabled professional services firm delivering accounting, advisory, and technology solutions. The company offers a diverse portfolio of services including audit and assurance, tax, business succession planning, cloud services, consulting, CRM and ERP products and services, cybersecurity, data and AI, forensic and valuation, governance, risk and compliance, human capital management and payroll, insurance, internal audit, investment banking, lender services, IT and managed services, marketing and communications, outsourced accounting, regulatory, quality and compliance, risk management, site selection and incentives, spend management, transaction advisory, wealth management, and workforce risk management. It serves various industries such as construction and real estate, dealer management, discrete manufacturing, federal government, financial services, government contractors, industrial equipment manufacturing, life sciences, manufacturing and distribution, not-for-profit, professional services, rolled products manufacturing, and state and local government. The firm provides transformative digital strategies to help clients improve performance and achieve long-term strateg
- May 2024PE$250M
#4
Funding Raised · Chicago, Illinois · founded 2001$25Mraised▾
Debt placement firm sourcing creative financing solutions with optimal terms. They specialize in securing the most advantageous financing structures for clients across various industries. With expertise in debt advisory, they manage the entire transaction process, offering market feedback and screening potential lenders. Their services cater to middle-market businesses, equity sponsors, and borrowers, providing tailored cash flow financing solutions. They focus on building strong relationships with lenders to deliver unparalleled results, saving clients time and money. They offer a one-stop approach to meeting unique financial needs, ensuring clients receive the best possible financing options.
- Nov 2024Conventional Debt$25M
#5
Acquired · Northbrook, Illinois · founded 1987 · 480 employees$79.8Mraised▾
Provider of financial services on asset valuation, monetization, and advisory solutions
- Mar 2019PE—
- Sep 2018Conventional Debt$79.8M
#6
Acquired · Chicago, Illinois · founded 1937 · 6 employees$106.8Mraised▾
Capital advisory firm focused on multiple sectors. It provides Investment Management, Capital Markets & Investment Banking, and advisory services.
#7
Early Stage · Oakbrook Terrace, Illinois · founded 1996 · 266 employees$1000Kraised▾
Middle-market M&A, ESOP, and financial advisory firm nationwide, specializing in ownership transition strategies. The firm offers services including investment banking, ESOP advisory, dual path process, valuations and opinions, financial reporting, and consulting. They provide guidance on long-term business sustainability, benefit, and compensation. They serve diverse industries, offering independent advice and personalized service to help clients meet their objectives and maximize shareholder value. The firm focuses on creating and executing ownership transition strategies that address strategic goals and shareholder objectives.
#8
Series B · Chicago, Illinois · founded 1994 · 350 employees$32.7Mraised▾
Performance Trust Capital Partners provides financial advisory and investment banking services for community financial institutions and RIAs. It offers services such as M&A advisory, fairness opinions, valuations, and private placements.
- Jan 2018Series B$24.6M
- Oct 2017Series A$8M
#9
Series A · Chicago, Illinois · founded 2005 · 95 employees$7.8Mraised▾
Universal bank providing comprehensive financial solutions for businesses and high-net-worth individuals. It delivers commercial banking, private banking, wealth consulting, trust services, and investment banking. It offers tailored banking products and services to help entrepreneurs and their businesses grow. Advisory services are available for mergers and acquisitions, financings, and special situations. Comprehensive wealth planning and services help clients achieve financial goals. It operates as a universal bank, providing integrated solutions for every stage of growth. It focuses on building relationships and serving businesses, founders, families, and investors. It offers digital banking resources and online banking login access.
- Jul 2017Series A$6M
- Nov 2015Seed$1.8M
#10
Acquired · Chicago, Illinois · founded 1924 · 6500 employees—raised▾
Merger and acquisition advisory firm. Middle-market focused investment bank. Provides services such as merger and acquisition advisory, corporate financing, capital raising, and restructuring. The industry sectors served include construction, real estate, energy, and more.
#11
Funding Raised · Chicago, Illinois · founded 1902 · 185 employees—raised▾
Specialty investment bank providing financial services for healthcare, senior living, education sectors. The firm delivers capital raising and strategic advisory services. It offers equity and fixed income sales and trading, along with research. The company serves hospitals, health systems, healthcare services, senior living facilities, educational institutions, and municipal entities. It focuses on investment banking, capital markets, and proprietary investments. The firm aims to generate a positive impact on the communities it serves through its specialized financial expertise. It provides FHA/HUD mortgage lending for senior housing and multifamily properties. The company supports gender equity and offers workplace opportunities.
#12
Funding Raised · Chicago, Illinois · founded 1997 · 213 employees—raised▾
Provider of diversified asset management services
- Jun 2021Unattributed—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Investment Banks coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.