Kenneth George Seropian

Employer firm

Mariner Institutional, LLC CRD 111964

$2.82B regulatory AUM 891 advisory clients

Reported services (Item 5G)

• Portfolio management (individuals)
• Pension consulting
• Selection of other advisers
• INVESTMENT AND FIDUCIARY GOVERNANCE CONSULTING

From the firm’s Form ADV. Read the guides:

• Item 5F — Regulatory AUM
• Item 5G — Advisory services
• Full firm profile

Current Employers

Employment History

• 11/2010 → 12/2025
  First National Corporation
  Rockland, MA
• 01/2026 → Present
  Mariner Institutional
  Winter Park, FL
• 01/2026 → Present
  Mariner
  Overland Park, KS

Previous Registrations

• 2010-11-17 → 2026-01-13
  First National Advisors Llc
  Rockland, MA
• 2010-01-05 → 2010-12-01
  Usi Advisors
  Woburn, MA
• 2006-04-12 → 2009-10-30
  Sentinel Pension Advisors, Llc.
  Wakefield, MA

Other Businesses

(1) BLUE HORSESHOE, LLC; NORFOLK, MA; SOLE PROPRIETORSHIP; NOT INVESTMENT RELATED, 0 HOURS PER MONTH

Exams

• S66 Uniform Combined State Law Examination
  2006-04-10
• S63 Uniform Securities Agent State Law Examination
  1998-02-21