As Chair of the CSG Law Litigation and White Collar Defense & Investigations Groups and a former federal prosecutor, Matthew Beck brings exceptional skills and insight to representing companies, government entities, and C-suite executives in game-changing complex civil litigation, white collar criminal investigations, and securities enforcement matters. His broad practice also includes acting as outside general counsel for mid-sized private companies, managing their entire portfolio of le...

Michelle Bergeron Spell focuses her practice on estate planning, succession planning and trust and estate administration for domestic and foreign individuals. She has extensive experience in multi-generational estate planning and asset protection. Michelle's clients include high net worth individuals and families for whom she handles such matters as wills, grantor retained interest trusts, generation-skipping trusts, family limited partnerships and living trusts. Michelle has extensive experi...

With nearly four decades of experience on all sides of the transaction table, Mitch Berkey brings a business-oriented approach to his leadership of CSG Law’s Real Estate, Development & Land Use Group. As chair of one of the largest real estate legal groups in the region, Mitch capitalizes on his combined business and legal acumen to navigate all aspects of real estate ventures and transactions, including acquisitions, sales, financing, development, leasing, management, loan workouts...

For more than 35 years, Morris has served as a trusted adviser providing strategic legal and business counseling to a range of business enterprises, including family-owned businesses, emerging growth, middle-market and public companies. His practice includes a wide variety of transactional matters, including mergers and acquisitions, corporate finance, debt and equity offerings, securities regulation, venture capital and private equity financing and corporate governance. Morris has represente...

Jonathan Bondy’s practice is concentrated in the field of commercial litigation, with a focus on construction, surety and contract issues in New York and New Jersey. As a member of the firm, Jon represents and advises sureties with respect to performance and payment bond claims, the defense of prevailing wage claims, affirmative surety claims, loss recovery, bankruptcy issues and contractor workouts. He represents developers, contractors and building material suppliers in litigation mat...

Jeffrey Chiesa rejoined the firm in November 2013 following his service as United States Senator for New Jersey. Mr. Chiesa, an experienced litigator with an impressive background in both the public and private sectors, practices in the firm's Litigation, Corporate Internal Investigations and Monitoring, and White Collar Criminal Defense Groups. In June 2013, Governor Chris Christie appointed Mr. Chiesa to serve in the United States Senate following the death of Senator Frank Lautenberg. Duri...

Danielle blends her experience as a law firm partner and executive, former in-house counsel and former federal prosecutor to enable her clients to see around corners. She understands the various potential scenarios and helps companies and founders mitigate risk by providing strategic advice grounded in real life experiences. Danielle is the Practice Group Leader of the White Collar Defense & Investigations Group at CSG Law and a member of the firm’s Executive Committee. Her practice...

Patricia K. Costello is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation. Patricia K., who practices law in Roseland, New Jersey, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Patricia K. is held by other top lawyers in the same geographic and legal practice area.