Tamarack’s expertise is representing business owners who want to realize the value they have built.
What sets us apart is the combination of our many years of merger and acquisition execution experience with the insight of our industry partners.
With extensive careers in investment banking, venture capital and financial services, Michael Kessler, J.D. Blank and Larry Gamst recognize the need for a new and better approach to sell-side advisory services. Together, they combine their own expertise with the real business insights of owners and operators.
Providing entrepreneurs and small business owners a more valuable sell-side advisory service.
Michael’s investment banking career began at New York based Smith Barney in 1985. In 1992 he moved to Minneapolis to join the partners of Wessels, Arnold & Henderson, an institutional investment banking firm serving high growth / emerging market companies. During his career, he has specialized in healthcare, technology and industrials, underwriting IPO’s, raising private capital and advising on mergers and acquisitions. For the past 15 years he has focused exclusively on advising private business owners in mergers and acquisitions. He has sat on several charitable boards, include the United Health Foundation and Children’s Cancer Research.
Michael married Kathy in 1990 and they have two wonderful children – one in New York City and one in Montreal. Michael loves a fine restaurant and a good golf course but mostly a family reunion. He is a graduate of St. John’s College Annapolis and received his MBA from Columbia University. He served active duty in the Marine Corps in the late 70’s.
Larry led DS&B, a Twin Cities based financial and tax advisory firm that grew significantly under his leadership. During this time, Larry has been a trusted advisor to leaders and owners of public and private companies and high net worth individuals, assisting with strategic planning, operations, financing, succession and mergers & acquisitions. He and a small team of investors also acquired or invested in numerous private companies. He has served on the board of several for-profit and non-profit entities including the Boys and Girls Clubs of St. Paul, United Hospital Foundation, Kowalski 4 Kids and H2O Innovation.
Larry is an accomplished guitarist and musician and actively performs at informal venues. He is married to his lovely wife Antonella and has a son, daughter and grandchild in Minneapolis. He is a graduate of the University of Minnesota and served active duty marine corps in the 1970’s.
Prior to joining Tamarack Partners in 2019, J.D. was the Managing Director of Treehouse Health, a Minneapolis-based healthcare Venture Capital firm and Incubator. In this role, he was responsible for sourcing, evaluating and executing investments in seed, venture and growth- stage companies in the healthcare IT & services and medical technology sectors of healthcare. In addition to working alongside and advising portfolio companies, he developed and managed a variety of partnerships with large corporate partners and professional service providers. J.D. has served on the board of multiple organizations and currently serves on the board of directors at the Bakken Museum.
J.D. has lived in Minnesota for most of his life and moved back shortly after college. Outside of work, he likes to spend his time on the golf course, the lake, or traveling somewhere new. J.D. is a graduate of Miami University (OH) and received his MBA from the University of Minnesota.
Our Industry Partners include past executives of 3M, US Foodservice, Accenture, McCann, Upsher Smith, United Health, Honeywell, as well as founders and entrepreneurs who have built and sold businesses to HCL, Boston Scientific, Kyocera, JDS Uniphase, Baxter and private equity. Please Email us for additional information about our Industry Partners.
Experienced businesspeople who have operated successful companies
Seasoned veterans who have been
buyer and seller.
Executives and entrepreneurs who understand your market.
Tamarack’s sector focus mirrors the professional backgrounds of our Industry Partners.
Devices, Digital & HIT
Physician Groups / Other Providers
Supply Chain and Logistics
Retail Technology Solutions
eCommerce / Merchandising
Consumer Home Services
Last Mile Distribution
Software as a Service
The founders and industry partners of Tamarack have significant M&A experience in our focus industries.
Tonka Bay Equity Partners acquired Aero Systems Engineering, Inc., a world wide leader in wind tunnel and jet engine testing facilities.Close
Atritech, a developer a medical device to close the left atrial appendage in patients with atrial fibrillation, was sold Boston Scientific.Close
The Burchfield Group, a leader in pharmacy benefit consulting, auditing and health plan compliance services, was acquired by Aon, Inc.Close
Cirus Controls, a provider of controls and systems for the winter road maintenance industry was acquired by Certified Power, Inc.Close
Fair Isaac sold its bill review and medical cost containment technology to the workers compensation industry to Mitchell Corporation.Close
Gentra, a manufacturer of nucleic acid purification reagents and instruments for clinical and clinical research laboratories, was sold to Qiagen.Close
Livio, a provider of specialized services making house calls low-income and elderly patients covered by Medicaid and Medicare was acquire by BCBS of MinnesotaClose
Medicode, a provider of claims adjudication software and databases for healthcare providers and insurance companies, was sold to UnitedHealthGroup.Close
Network Instruments grew to a uniquely effective network solution that integrates customer needs and feedback, while raising the benchmark on quality.Close
PowerObjects, a professional services firm providing service, support, education and add-ons for Microsoft Dynamics CRM was acquired by HCL Technologies.Close
Sanovia Corporation, a provider of automated decision-making technology health plan pharmaceutical administration, was sold to Health Information Design.Close
St. Anthony Publishing, a provider of health information for the coding, reimbursement, and managed care industries, was acquired by UnitedHealth.Close
Top Tool Company, a manufacturer of complex precision stamped components primarily for medical devices, sold to Cirtec Medical LLC.Close
Trussbilt LLC, a manufacturer of steel hardware for the corrections market, has been acquired by the New York-based private equity firm, Sentinel Capital Partners.Close
Zepol, a provider of US import and export competitive intelligence, market research, lead generation, sourcing, and trade compliance, was sold to Datamyne.Close
60 S. 6th Street #2625
Minneapolis, MN 55402