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Summit Trail Advisors

Multifamily office listing in New York, New York, United States.

  • SEC-registered
Regulatory AUM
$19.9 billion
Employees
94
Clients
51-100
SEC CRD
220519

Summit Trail Advisors, LLC is a registered investment adviser that provides financial planning, investment management, and outsourced family office services.12

Overview

Summit Trail Advisors, LLC is registered with the U.S. Securities and Exchange Commission under CRD 220519.1 The firm describes itself as an independent fiduciary for clients whose financial needs have outgrown traditional wealth management.3 Its published offices include Boston, Chicago, Dallas, Harrisburg, Minneapolis, New York, Newport Beach, Portland, San Francisco, and Seattle.2

History

The supplied directory record identifies Summit Trail’s founding year as 2015.8 The same record reports 16 other offices, 94 employees, and $19,941,615,810 in regulatory assets under management as of September 4, 2026.8

Timeline

  1. 2015The supplied directory record identifies Summit Trail’s founding year as 2015.
  2. 2026The same record reports 16 other offices, 94 employees, and $19,941,615,810 in regulatory assets under management as of September 4, 2026.

Leadership

John Scarborough is listed as Partner, Advisor, and Founding Partner in San Francisco.5 His previous roles included Vice President at Barclays and Private Wealth Advisor at Goldman Sachs.5 He holds a Bachelor of Science in Civil Engineering from Bucknell University and an MBA from Duke University’s Fuqua School of Business.5

Peter C. Lee is listed as Partner, Advisor, and Founding Partner in Chicago.6 Before founding Summit Trail, he led an eight person investment management team at Barclays Wealth and Investment Management Group.6 Lee holds degrees from Yale University, the University of Chicago Booth School of Business, and London Business School.6

Daniela Pedley is listed as Partner and Advisor in San Francisco.7 She previously worked at JPMorgan Private Bank, Lehman Brothers, and Barclays Wealth Americas.7 Pedley holds a Bachelor of Science with Honors in Mathematics from Durham University.7 Joseph Erigo is listed as Principal and Chief Compliance Officer in New York.3 Michael Feinfeld is listed as Vice President and Fiduciary Counsel in New York, and Christina Gherardi is listed as Vice President and Head of Marketing in New York.3

Services

The March 2026 Form CRS identifies financial planning and investment management for retail investors, offered together or separately.1 The firm also offers a wrap fee program that combines transaction fees, other expenses, and investment advisory services.1

Summit Trail describes its operating model as an outsourced family office that coordinates a client’s financial team.2 Published service areas include investment advisory, wealth planning, capital markets and lending, consolidated reporting and oversight, philanthropic advisory, next generation engagement, family office services, and family governance.2 The firm also lists family wealth advisory, specialized estate planning, private investment access, tax mitigation strategies, philanthropy, and next generation alignment.4

Accounts may include individual, joint, retirement, trust, and estate accounts.1 Portfolios may use mutual funds, exchange traded funds, stocks, bonds, options, and private funds.1 The firm states that advice is not limited to proprietary products or a restricted investment menu.1 Monitoring is described as regular and continuous, with meetings at least annually or more often as needed.1 Advisory authority may be perpetual and discretionary, while nondiscretionary arrangements are also available.1

What the firm offers

  • Investment management
  • Financial planning
  • Tax planning
  • Estate planning
  • Trust and fiduciary
  • Philanthropy
  • Family governance and education
  • Retirement planning

Client focus

Published client groups include entrepreneurs and business owners, professional investors, professional athletes and entertainers, real estate families, corporations, foundations, and charitable entities.4 Lee’s stated client focus includes entrepreneurs, private equity partners, professional athletes, and entertainers.6

Investment philosophy and approach

The firm says its purpose is to simplify challenges associated with generational wealth.2 Pedley describes an approach built around individualized wealth strategies that reflect client circumstances, priorities, coordination needs with accountants and attorneys, and the client’s desired level of involvement.7 Summit Trail also states that its network structure provides access to scale, best practice management, and management fee negotiation while maintaining personalized solutions.3 Its published core values are Partnership, Integrity, Excellence, and Passion.3

Assets and minimums

The Form CRS states that no account or relationship size minimum is required.1 Asset based wealth management and investment management fees are reported at up to 1.50 percent annually.1 Financial planning hourly fees are reported at up to $1,000 per hour, while fixed project fees are reported at up to $75,000.1

By the numbers

Regulatory AUM by year$0K$7.2B$14.4B$21.6B$28.8B2016201720182019202020212022202320252026
Source: SEC Form ADV data (Part 1A, Items 5A, 5D, 5F) via SEC Information About Registered Investment Advisers files and IAPD, CRD 220519. As of .
Regulatory assets under management
YearRegulatory AUMDiscretionaryNon-discretionary
2016$1.8 billion$1.5 billion$264 million
2017$3.3 billion$2.8 billion$450 million
2018$5.2 billion$4.6 billion$544 million
2019$6.0 billion$2.7 billion$3.3 billion
2020$8.8 billion$4.6 billion$4.2 billion
2021$13.3 billion$6.4 billion$6.9 billion
2022$14.7 billion$6.0 billion$8.8 billion
2023$14.5 billion$5.5 billion$9.0 billion
2025$26.2 billion$13.2 billion$13.0 billion
2026$19.9 billion$11.1 billion$8.9 billion
Average AUM per client by year$0K$7M$15M$22M$30M20182019202020212022202320252026
Source: SEC Form ADV data (Part 1A, Items 5A, 5D, 5F) via SEC Information About Registered Investment Advisers files and IAPD, CRD 220519. Regulatory AUM divided by the client count reported in Item 5D. Client types reported as fewer than 5 are not counted, so this is approximate. As of .
Average AUM per client
YearAverage AUM per client
2018$12 million
2019$6 million
2020$8 million
2021$10 million
2022$10 million
2023$8 million
2025$22 million
2026$27 million
Clients by type (2026)High net worth individuals588Corporations56Individuals51Pension plans38Charities9
Source: SEC Form ADV data (Part 1A, Items 5A, 5D, 5F) via SEC Information About Registered Investment Advisers files and IAPD, CRD 220519. "<5" means the firm reported fewer than 5 clients of that type. As of .
Clients by type
Client typeClients (2026)
Individuals51
High net worth individuals588
Pension plans38
Charities9
Corporations56
Employees by year02959881182016201720182019202020212022202320252026
Source: SEC Form ADV data (Part 1A, Items 5A, 5D, 5F) via SEC Information About Registered Investment Advisers files and IAPD, CRD 220519. As of .
Employees reported on Form ADV
YearEmployees
201637
201738
201838
201942
202055
202156
202275
202393
2025107
202694

Ranks #6 of 22 SEC-registered firms in NY on MultifamilyOffices.com by regulatory AUM.

Source: SEC Form ADV data (Part 1A, Items 5A, 5D, 5F) via SEC Information About Registered Investment Advisers files and IAPD, CRD 220519. Ranking uses only firms profiled on MultifamilyOffices.com. As of .

FAQs

What does Summit Trail Advisors do?

It provides financial planning, investment management, and outsourced family office coordination.12

Who does Summit Trail serve?

Its published client groups include entrepreneurs, professional investors, athletes and entertainers, real estate families, corporations, foundations, and charitable entities.4

Is there a required minimum account size?

The Form CRS states that no account or relationship size minimum is required.1

  • LocationMultifamily offices in New York

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Sources

  1. SEC Form CRS , accessed and as of March 2026.
  2. What We Do , accessed October 23, 2026.
  3. Who We Are , accessed October 23, 2026.
  4. Who We Serve , accessed October 23, 2026.
  5. John Scarborough , accessed October 23, 2026.
  6. Peter C. Lee , accessed October 23, 2026.
  7. Daniela Pedley , accessed October 23, 2026.
  8. Supplied directory record, as of September 4, 2026.

Claim or correct this profile

This profile is a factual summary written in our own words from public sources. It is for information only. It is not an endorsement, rating, ranking or recommendation, and it is not investment advice. MultiFamilyOffices.com is not affiliated with the SEC or with this firm unless stated. Form ADV figures are self-reported by the firm.

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