August 2023

Thanks to our outgoing certification board members!


The MSBA’s certification boards are composed of several dozen experienced attorneys who volunteer their time and expertise. This year, five board members stepped down after years of service. We are grateful for the time and expertise these individuals have shared to help shape the MSBA Certification designation into what it is today. 

Martin Costello has been an attorney for over 40 years. He is an MSBA Board Certified Criminal Law Specialist and Labor & Employment Law Specialist. He has been a prosecutor in Ramsey, Hennepin, and Dakota Counties and a defender in other Minnesota counties. 

Thomas Glennon is in his 43rd year of practice providing legal advice and counseling to individuals and businesses in employment law matters and representation in civil litigation and other contested proceedings. He was honored and delighted to serve on the MSBA Labor & Employment Law Certified Specialists Board with members for whom he has tremendous professional respect and affection. 

Laura Krenz has almost 30 years of legal experience concentrated in commercial real estate. She was on the MSBA Real Property Law Specialist board and is a long-time certified specialist. She focuses her practice in the areas of real estate development, financing, and leasing, and has significant experience with multifamily housing, mixed-use, office, and industrial properties. 

Thomas Radio provides a range of services for corporations, individuals, nonprofit organizations, and public entities on issues related to construction, real estate valuation, and land use. He serves as a mediator/arbitrator and is listed on the Minnesota Supreme Court’s Rule 114 roster of qualified neutrals. Tom is an MSBA Certified Civil Trial Law Specialist and Certified Real Property Law Specialist and has been recognized as a Minnesota “Leading Attorney” and Super Lawyer by Minnesota Law and Politics. 

Gary A. Renneke is recognized by his peers as a leading Minnesota attorney in real estate transactions. He has extensive experience in all facets of commercial real estate. Gary has advised clients in commercial transactions involving millions of square feet and values in the billions of dollars. He has represented property owners, developers, investors, retail center operators, contractors, financial institutions, and a wide variety of other clients, ranging from publicly traded companies to individuals and small businesses

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