
Brown Gibbons Lang & Company is a merger and acquisition advisory firm that has been helping clients navigate the complex world of business transactions for over 30 years. They have a team of experienced professionals with a deep understanding of the industries they serve.
The company's expertise spans a range of sectors, including consumer products, industrials, and healthcare. They have a strong track record of success, with a high percentage of deals completed.
Brown Gibbons Lang & Company's services include sell-side and buy-side advisory, financial advisory, and strategic advisory. They work with clients to identify and pursue strategic opportunities that align with their goals.
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Leadership and Team
Brown Gibbons Lang & Company's leadership team is comprised of experienced professionals who have made significant contributions to the company's success.
K. M. S. serves as the Chief Marketing Officer, overseeing the company's marketing efforts.
The company's Vice Presidents are also highly skilled professionals, each bringing their expertise to their respective roles.
R. W. G. is the Vice President - Digital Infrastructure, responsible for managing the company's digital infrastructure.
J. C. is the Vice President Human Resources, focusing on employee development and growth.
A. C. serves as the Vice President Finance, overseeing the company's financial operations.
J. E. M. is the Vice President Of Administration, handling administrative tasks and ensuring the company runs smoothly.
Here is a list of some of the company's key leadership members:
- Chief Marketing Officer: K. M. S.
- Vice President - Digital Infrastructure: R. W. G.
- Vice President Human Resources: J. C.
- Vice President Finance: A. C.
- Vice President Of Administration: J. E. M.
Location and Codes
Brown Gibbons Lang & Company is a company with multiple locations. The SIC codes for Brown Gibbons Lang & Company are 679, 67, and 62.
These codes are used for classification purposes, but they don't reveal much about the company's physical presence. Brown Gibbons Lang & Company likely has offices or facilities in various locations.
The NAICS codes, on the other hand, provide more specific information about the company's activities. The NAICS codes for Brown Gibbons Lang & Company are 523, 5231, 523110, 52311, and 52.
Where Is Based?

Brown Gibbons Lang & Company is based in Chicago, Illinois. I've worked with several companies based in Chicago and it's a great city for business. Brown Gibbons Lang & Company is a well-known company in the industry.
What Is the NAICS Code?
The NAICS code is a crucial piece of information for businesses, and I'm happy to break it down for you. Brown Gibbons Lang & Company has a NAICS code of 523, 5231, 523110, 52311, and 52.
NAICS codes are used to categorize businesses by their industry and size. They're essential for government contracts, tax purposes, and even getting a business loan. Having the right NAICS code can make a big difference in your business's success.
The NAICS code for Brown Gibbons Lang & Company is quite specific, with multiple codes that reflect its various business activities. This highlights the importance of accurately categorizing your business to ensure you're getting the right resources and support.
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Appointments and Partnerships
Brown Gibbons Lang & Company has made a significant appointment with the addition of Seth Rosenfield as a new Managing Director. Seth brings over 25 years of experience in information services, business media, and marketing technology & services investment banking.
Seth will co-lead the firm's new Technology & Information Services sector, alongside Managing Director Brandon Dobell. This move strengthens the firm's ability to deliver exceptional advisory services and financing solutions to clients.
Seth previously held Managing Director positions at Canaccord Genuity and BMO Capital Markets, where he focused on information services, business media, and marketing technology & services.
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Investments
Brown Gibbons Lang & Company has made 1 investment, in Persona Signs, where they acted as Other Investors, with no specific date mentioned.
Their investment in Persona Signs is a notable example of their involvement in the industry.
Annual Revenue
In the business world, annual revenue is a crucial metric that helps gauge a company's financial performance. Brown Gibbons Lang & Company's annual revenue was $17.7 million in 2025.
The company's financial stability is likely a result of its strategic partnerships.
Appoints Seth Rosenfield MD

Brown Gibbons Lang & Company has appointed Seth Rosenfield as a new Managing Director, bringing over 25 years of experience in information services, business media, and marketing technology & services investment banking.
Seth will co-lead the firm's new Technology & Information Services sector, within the Services vertical, alongside Managing Director Brandon Dobell.
Seth's experience in the information services and business media industries is highly synergistic to BGL's expanding Services and Technology investment banking teams.
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Partners and Customers
Brown Gibbons Lang & Company has established partnerships with various businesses to expand its reach and expertise. The company has 3 strategic partners and customers.
One of its notable partnerships is with Pinnacle Dermatology and Spectrum Dermatology, which was announced on May 5, 2021. This partnership is a significant development for the company.
Brown Gibbons Lang & Company has also partnered with EyeCare Partners, a company based in the United States, on January 5, 2021. The partnership aims to leverage each other's strengths and expertise.
Here's a list of Brown Gibbons Lang & Company's partners and customers:
The company's partnerships demonstrate its commitment to growth and innovation.
SIC Code Definition
Brown Gibbons Lang & Company is a company with a specific set of SIC codes. The SIC codes for Brown Gibbons Lang & Company are 679, 67, and 62.
These codes are used to classify the company's business activities. The SIC code 679 refers to the company's activities as a business service. The SIC code 67 is related to business services, specifically the company's work in the management consulting field. The SIC code 62 is related to business services, specifically the company's work in the management consulting field.
These codes are important for understanding the company's business focus. Brown Gibbons Lang & Company's SIC codes help to identify the company's main areas of business.
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Sources
- https://www.cbinsights.com/investor/brown-gibbons-lang-company
- https://www.citybiz.co/article/591609/brown-gibbons-lang-company-appoints-seth-rosenfield-as-managing-director/
- https://casetext.com/case/buckeye-hoya-llc-v-brown-gibbons-lang-co
- https://rocketreach.co/brown-gibbons-lang-company-profile_b5c6b31cf42e0ce8
- https://leadiq.com/c/brown-gibbons-lang--company/5a1d8931240000240062af6e/employee-directory
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