Adviser and broker representative · Cambridge Investment Research Advisors, Inc.
John A. Mezzullo
CRD 333445 · Lutherville-Timonium, MD
At a glance
John A. Mezzullo is an investment adviser representative with Cambridge Investment Research Advisors, Inc. in Lutherville-Timonium, MD, according to the SEC’s Investment Adviser Public Disclosure records. The earliest registration on John’s SEC record dates to 2001, about 25 years ago. John is also registered as a broker representative.
Current advisory firms
- Cambridge Investment Research Advisors, Inc.Since February 2013Lutherville-Timonium, MD · $139B in regulatory assets
- Duncan Financial Planning AdvisorsSince May 2025Lutherville, MD · $0M in regulatory assets
SEC adviser record
- Registered since
- 2001 (25 years)
- Designations
- None on file
- Exams
- Series 63
- Registered in
- 2 states
- Also a broker representative
- Yes
- Disclosures on record
- Yes, see the SEC record
AtlasMembers
John’s office, career and moves
Their branch office with the firm’s business phone and website, every registration on their SEC record with dates, their employment history and outside business. Atlas members see all of it.
- Branch office address, business phone and website
- Locked
- Previous firms, with start and end dates
- 5 firmsLocked
- Employment history
- Locked
- States they’re registered in
- Locked
- Outside business activities
- Locked
- When they joined their current firm, and their firm’s growth
- Locked
Free while Atlas launches: create a free account and confirm your email. Every figure comes from SEC filings.
Something wrong? Ask for a correction. Source: the SEC’s Investment Adviser Public Disclosure records, as of October 2026. The full record, including any disclosure details, is on the SEC’s adviser search and FINRA BrokerCheck.