Baldwin Haspel Burke & Mayer LLC

Karl J. Zimmermann

Karl Zimmermann Attorney


Karl Zimmermann is a lifelong Lakeview resident and Jesuit High School graduate who received a BBA in Accounting from Loyola University and a law degree from Tulane University in 1984. In 1985, he received a Masters (LL.M.) from the highly accredited New York University. Karl is also a CPA and a Louisiana Board Certified tax attorney, as certified by the Louisiana Board of Legal Specialization.

Karl practiced in the New York firm of Simpson Thacher & Bartlett for five years working on mergers, acquisitions and tax matters. In 1994, he returned to New Orleans and joined the firm where he represents closely held businesses and their owners providing tax, business and strategic planning. He has been involved in numerous public and private business acquisitions and dispositions, many involving United States clients doing business internationally, and international businesses looking to enter the United States. He is recognized in Louisiana Super Lawyers (Tax, Business/Corporate and Mergers & Acquisitions), Best Lawyers in America (Tax, Mergers & Acquisitions), Chambers USA: America’s Leading Lawyers for Business (Mergers and Acquisitions) and New Orleans Magazine as one of their “Top Lawyers of New Orleans” (Mergers and Acquisitions Law, Tax Law).

Karl enjoys spending time with his wife, three kids, and two grandchildren. He also enjoys live music, traveling, and watching the New Orleans Pelicans.

Representative Matters

Represented secured lenders and shareholders in a bankruptcy chapter 11 case including resolving disputes involving the validity and priority or liens, equitable subordination claims and preference actions.

Representation of a beer distribution company in the sale of the company and real estate.

Representation of an Asian manufacturing company’s acquisition of a Louisiana business as its initial entry into the United States market.

Representation of the sellers of a rental fishing tool and innovative technology company to a private equity group.

Representation of a visual and non-destructive inspection testing company sold to a private equity group expanding its presence into Louisiana.

Representation of a Louisiana civil engineering firm’s sale of its business.

Representation of the shareholders of an environmental company in a sale to a publicly traded company expanding its business throughout southeast Louisiana.


BHBM 33rd Annual Estate Planning Seminar for Life Underwriters: “Estate Planning Case Study & Panel Discussion” (May 18, 2016)

BHBM 32nd Annual CPA Seminar – New Orleans: “Estate Planning Case Study & Panel Discussion” (November 17, 2015)

BHBM 32nd Annual CPA Seminar – Covington: “Estate Planning Case Study & Panel Discussion” (October 28, 2015)

BHBM 32nd Annual Life Insurance Seminar: “Ownership of Life Insurance Policies” (May 14, 2015)

BHBM 31st Annual CPA Seminar – New Orleans: “Estate Planning Case Study & Panel Discussion” (November 11, 2014)

BHBM 31st Annual CPA Seminar – Covington: “Estate Planning Case Study & Panel Discussion” (October 28, 2014)

BHBM 31st Annual Life Insurance Seminar: Panel Discussion on Estate Planning (May 14, 2014)

BHBM 30th Annual CPA Seminar – New Orleans: “Case Study and Panel Discussion” (November 6, 2013)

BHBM 30th Annual CPA Seminar – Covington: “Case Study and Panel Discussion” (October 23, 2013)

BHBM 30th Annual Seminar for Life Underwriters: 2013 Tax Law Update (May 15, 2013)

BHBM 29th Annual CPA Seminar – New Orleans: Tax Considerations When Doing Business Outside of the United States (November 7, 2012)

BHBM 29th Annual CPA Seminar – Covington: Tax Considerations When Doing Business Outside of the United States (October 17, 2012)

BHBM 29th Annual Life Insurance Seminar (May 15, 2012)

BHBM 28th Annual Life Insurance Seminar (May 10, 2011)

Contact Information

Karl J. Zimmermann

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Legal Assistant: Tracey Roper

Practice Areas

Bar Admissions


New York


New York University, LL.M. Taxation, 1985

Tulane University School of Law, J.D., 1984
· Tulane Law Review
· Order of the Coif
· Moot Court Board
· Senior Appellate Moot Court Competition Winner

Loyola University of New Orleans, B.B.A., 1981


Board Certified Tax Specialist, Louisiana Board of Legal Specialization


Meritas Best Lawyers

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