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Nathan Sonnenberg, portrait

Nathan Sonnenberg

Chief Investment Officer at Pitcairn Wealth Advisors in Vienna, VA

Investment adviser registrationUpdated

Nathan Sonnenberg is Chief Investment Officer of Pitcairn Wealth Advisors LLC, an investment adviser managing $5.87B, and works from its Vienna, VA office. Nathan Sonnenberg has been registered as an investment adviser representative through Pitcairn Wealth Advisors since 9 January 2025, has 16 years in the industry across 4 firms and has passed the Series 7.

16
Years in industry
1
Years at firm
4
Adviser firms
4
States registered

From the IAPD record, checked 22 October 2026SEC record

Career

Nathan Sonnenberg has been Chief Investment Officer of Pitcairn Wealth Advisors since September 2024, is a control person of the firm and directly owns under 5% of it. Nathan Sonnenberg holds a Bachelor of Science in Systems Engineering from the University of Virginia.

Pitcairn Wealth Advisors LLC is a Conshohocken, PA firm with $5.87B under management, 330 clients and 37 advisers across 7 offices, as of its March 2026 filing.

Nathan Sonnenberg is Chief Investment Officer of Pitcairn. He develops and communicates investment strategy and policies and directs analysis, portfolio management, research, and risk management. Before joining Pitcairn, he founded Wealth Management Consulting, LLC, an outsourced-CIO consultancy, and previously served as Chief Investment Officer at Fortigent, LLC.

Nathan Sonnenberg’s longest registration was 6 years at Lydian Wealth Management Company, LLC (2000–2006). Before joining Pitcairn Wealth Advisors in 2025, Nathan Sonnenberg was registered through Glassman Wealth Services, LLC and Fortigent, LLC.

  1. PitcairnCurrent
    – present · 1 year
    Vienna, VA · Adviser representative · Firm CRD 333260
  2. Glassman Wealth Services, LLC
    – · 2 years
    Vienna, VA · Adviser representative · Firm CRD 151478
  3. Fortigent, LLC
    – · 6 years
    Rockville, MD · Adviser representative · Firm CRD 138164
  4. Lydian Wealth Management Company, LLC
    – · 6 years
    Rockville, MD · Adviser representative · Firm CRD 107659

Credentials and registrations

Professional designations

Listed by Pitcairn Wealth Advisors

  • Chartered Financial Analyst (CFA)
  • Chartered Alternative Investment Analyst (CAIA)

Investment adviser representative registrations

Nathan Sonnenberg is registered as an investment adviser representative in 4 states. Each was approved in January 2025.

  • MarylandSince 9 January 2025
  • PennsylvaniaSince 9 January 2025
  • TexasSince 9 January 2025
  • VirginiaSince 9 January 2025

Examinations

Series 726 June 2007
Name
General Securities Representative Examination

Key facts

Full name
Nathan Michael Sonnenberg
CRD
4586269
Firm
Pitcairn Wealth Advisors · CRD 333260
Role
Chief Investment Officer
Office
Vienna, VA
Registration
Investment adviser registration
In the industry since
March 2010
Disciplinary history
Not yet shown here · SEC record
Firm bio
pitcairn.com

Common questions

Where does Nathan Sonnenberg work?

Nathan Sonnenberg has been Chief Investment Officer of Pitcairn Wealth Advisors LLC since September 2024, and is a control person of the firm.

Source: Form ADV, Schedule A, filed 31 March 2026

Is Nathan Sonnenberg a financial advisor?

Yes. Nathan Sonnenberg has a current investment-adviser registration in Maryland, Pennsylvania, Texas and Virginia, through Pitcairn Wealth Advisors since January 2025.

Source: IAPD individual record, checked 22 October 2026

How many years of experience does Nathan Sonnenberg have?

Nathan Sonnenberg has 16 years in the financial industry, since March 2010, across 4 adviser firms.

Source: IAPD individual record, checked 22 October 2026

What exams has Nathan Sonnenberg passed?

Nathan Sonnenberg passed the Series 7 in June 2007.

Source: IAPD individual record, checked 22 October 2026

Where did Nathan Sonnenberg work before Pitcairn Wealth Advisors?

Before Pitcairn Wealth Advisors, Nathan Sonnenberg was registered through Glassman Wealth Services, LLC, January 2014 to March 2016; Fortigent, LLC, June 2006 to September 2012; Lydian Wealth Management Company, LLC, January 2000 to June 2006.

Source: IAPD individual record, checked 22 October 2026

Where is Nathan Sonnenberg based?

Nathan Sonnenberg’s registered office is in Vienna, VA.

Source: IAPD individual record, checked 22 October 2026

Is Nathan Sonnenberg registered with FINRA?

No. Nathan Sonnenberg has no current broker registration.

Source: IAPD individual record, checked 22 October 2026

Is Nathan Sonnenberg a CFA charterholder?

Pitcairn Wealth Advisors lists Nathan Sonnenberg with the CFA credential (“Chartered Financial Analyst (CFA)”) on its website. CFA Institute confirms certification status.

Source: Nathan Sonnenberg biography, pitcairn.com

How can I verify Nathan Sonnenberg’s record?

Search CRD 4586269 on the SEC’s adviser search (adviserinfo.sec.gov), which publishes Nathan Sonnenberg’s full registration record.

Source: IAPD individual record, checked 22 October 2026

Leadership at Pitcairn Wealth Advisors

Sources

  1. IAPD individual record, CRD 4586269, checked 22 October 2026. Registration status, employment history and examinations.
  2. Form ADV Part 1A, Schedules A and B of Pitcairn Wealth Advisors LLC, filed 31 March 2026. Title, control and ownership bands.
  3. Pitcairn Wealth Advisors team page. Biography, education, credentials, awards and the portrait, reproduced for identification.