Krattenmaker O'Connor & Ingber P.C. is a young firm with decades of experience.

For almost 40 years, clients have depended on Charlie Krattenmaker for a broad range of advice in business law, real estate transactions, and sophisticated estate planning and probate.
Mary Winstanley O'Connor, with her extensive litigation and real estate practice, has been recognized by clients and fellow lawyers for her particular excellence in divorce and landlord-tenant matters. Ken Ingber's law practice involves nearly every aspect of commercial, industrial, and residential real estate in Massachusetts and around the country—acquisition, due diligence, environmental, zoning and permitting, construction, financing, leasing, litigation, foreclosure, and sale—as well as general business, civil litigation, and trademarks.

Mike Gaffin, of counsel to the firm, has been giving local, national, and international clients sophisticated business counsel for nearly four decades. His practice also includes sophisticated estate planning and real estate matters, legal risk assessments, and litigation monitoring.
Linda Leffert, of counsel to the firm, has concentrated in medical malpractice defense for over 30 years. Linda's practice also includes representing physicians and other medical professionals in a variety of issues, products liability defense, and insurance law.

We pride ourselves on delivering practical and reliable advice and representation. We also know the importance of promptly responding to phone calls and emails and billing clients fairly and reasonably.