About

Provided by Complex Appellate Litigation Group LLP

The Complex Appellate Litigation Group LLP (CALG) is a leading appellate specialty boutique, with more than two-dozen award-winning appellate attorneys, former Supreme Court and appellate clerks, and retired appellate jurists. The firm has no associates, and every lawyer has more than a decade of experience taking on high-stakes appellate matters for large corporations, small businesses, and individuals. The firm practices nationwide, with special expertise in California and the Ninth Circuit.

Recently, the firm:

  • prevailed on behalf of a Fortune 500 company in a $183 million Ninth Circuit appeal and defended that victory in the U.S. Supreme Court;
  • won a precedent-setting decision for a large national insurance company in the California Supreme Court concerning insurers' responsibility to cover COVID-related business closures, a ruling potentially worth billions;
  • obtained vacatur of a $36.5 million jury verdict against a mechanical engineering corporation sued in a wrongful death action;
  • and successfully defended on appeal an intellectual property judgment in favor of one of the world’s leading technology firms.

The firm is currently representing a European conglomerate in a contract and tort appeal with nearly $200 million at stake, a technology firm litigating a claim for founders' shares, a divorce appeal with nearly $1 billion in contention, and many more. The firm also often frequently embeds its appellate, writing, and litigation strategy experts on trial teams.

Chambers Review

Provided by Chambers

Litigation: Appellate - California

2
Band 2

What the Team is Known For

Complex Appellate Litigation Group is a distinguished appellate boutique that acts for an impressive client base of major corporates, midmarket companies and individuals in complex appeals. The firm appears regularly before the California state courts and the Ninth Circuit.

Work Highlights

  • Complex Appellate Litigation Group LLP represented Snap before the California Supreme Court concerning privacy protections for its users.

Strengths

Provided by Chambers

Notable Practitioners

Provided by Chambers

Mary-Christine (M.C.) Sungaila
2
Mary-Christine (M.C.) Sungaila
2
Band 2
Mary-Christine Sungaila maintains a well-regarded and broad appellate practice, with recent experience in employment, trademark and immigration matters.

She is a superb appellate lawyer who matches tremendous ability with extensive experience.

MC is an extremely thoughtful appellate practitioner who brings her wisdom and excellent experience to each matter.

MC Sungaila is responsive, eager to work with and for our team, and produces highly sophisticated work product that we've always been pleased with.

Rex S Heinke
2
Rex S Heinke
2
Band 2
Rex Heinke is a highly regarded and well-respected veteran of state and federal appellate court disputes. He has impressive experience in acting for large international corporations across a range of sectors, as well as representing individuals.

He is calm under pressure, consistent in the advice he gives, and steady about the work and arguments that need to be done and made.

Rex is a great, well-established appellate lawyer.

He has a very conversational style from the podium. He makes it more like a conversation back and forth than a one-sided presentation. This is a style I try to replicate.

Brian Sutherland
3
Brian Sutherland
3
Band 3
Brian Sutherland is an experienced appellate litigator, with a strong track record in appearing before federal appellate courts on behalf of both individual and corporate clients.

Brian is a smart, responsive and efficient appellate lawyer.

Brian Sutherland is brilliant at strategy, issue spotting, and narrative.

Anna-Rose Mathieson
4
Anna-Rose Mathieson
4
Band 4

Anna-Rose Mathieson is an experienced appellate litigator who has handled contract, employment and product liability-related cases, among others.

Anna-Rose is excellent and is the first call I make when I have an appellate issue.

Anna-Rose Mathieson is exceedingly smart. She understands the big picture, delivers things on time, and recognizes client needs.

Michael Von Loewenfeldt
4
Michael Von Loewenfeldt
4
Band 4

Michael Von Loewenfeldt has a robust appellate practice, which sees him act for corporates, government agencies and others at state and federal levels.

Michael is a very strong critical thinker who has great analytical insights.

Michael is the equivalent of a supercomputer in terms of being able to absorb and apply complex ideas.

Ranked Lawyers at
Complex Appellate Litigation Group LLP

Provided by Chambers
Filter by
Band

California

Litigation: Appellate

Mary-Christine (M.C.) Sungaila
2
Mary-Christine (M.C.) Sungaila
2
Band 2
Rex S Heinke
2
Rex S Heinke
2
Band 2
Brian Sutherland
3
Brian Sutherland
3
Band 3
Anna-Rose Mathieson
4
Anna-Rose Mathieson
4
Band 4
Michael Von Loewenfeldt
4
Michael Von Loewenfeldt
4
Band 4

Members

Provided by Complex Appellate Litigation Group LLP

Anna-Rose Mathieson

Ben Feuer

Head of Department

Charles Kagay

Claudia Ribet

Frank McGuire

Greg Ellis

Greg Wolf

Jennifer Teaford

Jens Koepke

Jessica Weisel

Jocelyn Sperling

Johanna Schiavoni

Katy Graham

Kelly Woodruff

Kirstin Ault

Melanie Gold

Michael von Loewenfeldt

Pat Benke

Robert A. Roth

Sharon Baumgold

Susan Horst

Susan Yorke