Firm Profile > Withers LLP > Los Angeles, United States

Withers LLP
1925 Century Park East
Suite 400
CA 90067
United States

Not-for-profit (nonprofit and tax exempt organizations) Tier 3

At Withers Bergman LLP, the tax-exempt organizations practice is housed within the larger private client and tax group and is skilled in advising both donors and charities. The group is headed by William Kambas in New York, and handles domestic and international gift planning matters, operational issues, and investments. The team comprises Alana Petraske who advises clients on fiscal, and regulatory issues, and Lawton Leung who handles international tax planning work. On the west coast, co-chair of the team Michael Brophy in California represents charities and trustees in litigation pertaining to estates. Key names include San Diego-based Steven Chidester who specialises in sanction issues and representing tax-exempt organizations in IRS audits. The group has bolstered its personal tax offering with new arrivals; Victoria Diaz and Whitney Barton who joined from Deloitte LLP and Sheppard, Mullin, Richter & Hampton LLP respectively.

Practice head(s):

William “Bill” Kambas; Michael Brophy

Other key lawyers:

Steven Chidester; Alana Petraske; Lawton Leung; Victoria Diaz; Whitney Barton

International tax Tier 5

Withers LLP advises beneficiaries and wealth generators, including ultra-high-net-worth families based across the globe, on the international tax demands of their private capital structures. Standout individuals include co-head William Kambas, who splits his time between Connecticut and New York, Los Angeles-based Michael Brophy and entertainment tax and cannabis industry expert Charles Kolstad, and Michelle Graham in the San Diego office. The group also makes effective use of legal-tech solutions in cross-border estate and succession planning, foreign reporting, intra-family sales and all other tax-efficient strategic operations.

Practice head(s):

William Kambas; Michael Brophy

Other key lawyers:

Charles Kolstad; Michelle Graham; Bryan Kelly; Paul Sczudlo; Megan Jones


‘Their experience in cross-border issues and their ability to understand foreign law issues and apply their local US skills on an international basis.’

‘Michelle Graham has been excellent, very responsive, happy to jump on phone calls and then follow that verbal advice up with practical and yet detailed written advice that is easily understandable to a foreign advisor such as myself, for the benefit of our mutual clients.’

‘The Withers tax practice is largely unparalleled when it comes to international tax matters for international high-net-worth individuals and their families. Its depth and geographic breadth distinguish it from most.’

‘Bryan Kelly and Paul Sczudlo in Los Angeles are leaders in the field. Megan Jones shows great promise and energy.’

‘Always ahead of legal & tax developments; user-friendly approach to complex questions; swift and practical responses on all topics of concern to our private clients; they are truly outstanding.’

‘We have a long-standing relationship with William Kambas. He is highly knowledgeable, efficient, pragmatic and an excellent communicator; a great pleasure to work with.’

The firm: Withers, known as Withers Bergman in the US, is one of the world’s first international law firms dedicated to the business, personal and philanthropic interests of successful people, their businesses, families and advisers. With over 180 partners and more than 1,000 other staff members in 17 offices across Europe, US, Asia Pacific and the Caribbean, Withers has unparalleled expertise in the key legal issues facing individuals and their families. The firm is the true definition of global, representing clients with matters across over 100 countries and has advised 25% of the Forbes 400 List of the Wealthiest Americans and 70% of The Sunday Times Top 100 Rich List.

We offer a full range of legal services from corporate, private client and tax, dispute resolution, immigration, and wealth planning in over 18 areas of focus. Our professionals collaborate seamlessly across divisions, practice groups and geographies to provide our clients with exceptional service, tailored advice and creative and practical solutions that reflect a deep understanding of the full legal landscape, market practice and our clients’ objectives. Our extensive cross-border experience coupled with the diversity of our professionals and our local law capabilities allow us to bridge business, cultural, language, legal and regulatory differences across jurisdictions.

Areas of practice
Tax: With an unrivalled team of more than 150 personal and corporate tax lawyers globally, Withers is always ready to assist in domestic and international tax planning. Our advice is knowledgeable, reliable and solution-focused. Our areas of expertise include:

  • International corporate tax
  • Income tax
  • Creating tax-efficient wealth transfer structures
  • Gift and estate tax planning
  • Tax structuring for investments or companies
  • Pre-immigration and exit-tax planning
  • Income maximization strategies
  • Domestic and international tax compliance matters
  • Tax controversy
  • Offshore planning

Corporate: Withers has been trusted advisors to successful people and businesses for more than 100 years. As a multinational, multidisciplinary law firm, we have a deep understanding of the challenges private and public companies face and we have the experience, success rate, and bandwidth to face them head on. We focus on:

  • Mergers and acquisitions
  • Fund structuring and formation
  •  Private equity funds
  • Corporate structuring and planning
  • Corporate governance
  • Financial services regulatory

Dispute resolution: Our litigation and dispute resolution group represents companies, partnerships, and individuals in developing and implementing dispute avoidance strategies, resolving disputes beneficially for our clients, and achieving outstanding results in litigation, trials and appeals. With vast experience in commercial, corporate, partnership, trusts, estates, conservatorship, art, intellectual property, employment and real estate law, we form integrated teams to handle disputes for a broad array of industries and businesses.

Legal services Wither’s lawyers advise on include:

  • Art disputes
  • White-collar defense and investigations
  • International arbitration and public international Law
  • Employment
  • Media and reputation

Private client: Withers Bergman is one of the world’s most reputable and sought-after law firms for privately held capital throughout the United States, in particular, among multigenerational, high net worth and ultra-high net worth families to service their family businesses and their global philanthropic endeavors. Today, we are the only global law firm dedicated to the personal and private capital needs of high net worth individuals and families. Our practice includes:

  • Wealth structuring
  • Cross-border planning
  • Estate planning, wills and succession
  • Trusts and foundations
  • Probate and estate administration
Department Name Email Telephone
Marketing & Business Development Manager | New York Lauren Lundgren +1 212 848 9810
Marketing & Business Development Manager | California Davia Meltzer +1 619 358 1717
Marketing & Business Development Manager | Connecticut Deena Fazzio +1 203 974 0302
Photo Name Position Profile
 Elizabeth Bawden  photo Elizabeth Bawden Partner
 Gina Bibby  photo Gina Bibby Partner
 Michael Brophy  photo Michael Brophy Partner
 Barry Brust  photo Barry Brust Special Counsel
 Christina Cacchio  photo Christina Cacchio Associate
 John Dillon IV  photo John Dillon IV Associate
 Deborah Greaves  photo Deborah Greaves Partner
 Kimberly Jackson  photo Kimberly Jackson Associate
 Megan Jones  photo Megan Jones Associate
 Amman Khan  photo Amman Khan Partner
 Charles Kolstad  photo Charles Kolstad Partner
 Sara May  photo Sara May Associate
 Paul Sczudlo  photo Paul Sczudlo Of Counsel
 Joseph Tagliaferro III  photo Joseph Tagliaferro III Partner
 Frank Tang  photo Frank Tang Associate
 Aubrey Van de Wetering  photo Aubrey Van de Wetering Associate
 Craig Weinstein  photo Craig Weinstein Senior Associate