Astrodyne Corporation Announces the Acquisition OF TDI Power

MANSFIELD, Mass. — Astrodyne Corporation, an Audax Group portfolio company, announced it has acquired TDI Power (“TDI”) from private owners. Headquartered in Hackettstown, New Jersey, TDI designs and manufactures power supplies and systems for semiconductor, industrial, medical and other end markets. TDI targets demanding applications requiring precise voltage and/or current in harsh or highly variable conditions.

Peter Kaczmarek, CEO of Astrodyne, said, “We are excited to welcome the employees of TDI Power to the Astrodyne family. They have built an impressive brand and have unmatched engineering capabilities in higher power applications, which complements Astrodyne’s low-to-medium power solutions and EMI filters. We look forward to continuing to build upon the company’s track record of engineering excellence, quality, and customer service.”

Oliver Ewald, Managing Director of Audax Group, said, “TDI Power enjoys a strong reputation in the market for precision, high power solutions. Both TDI and Astrodyne customers alike will benefit immensely from the expanded product selection and design capability that the combined entity is positioned to offer.”

Astrodyne, a portfolio company of Audax Private Equity (“Audax”), acquired TDI from private owners. Fredrikson & Byron, P.A. served as legal counsel to Astrodyne. TDI Power is Astrodyne’s sixth acquisition under Audax ownership.


Audax Group, founded in 1999, is a leading investor in lower-middle market companies. With offices in Boston, New York and Menlo Park, Audax has over $6 billion in assets under management in its Private Equity, Mezzanine, and Senior Debt businesses. For more information visit the Audax Group website

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