Coston, Mcisaac & Shea Financial Advisors

Firm record

As recorded in SEC IAPD

Firm CRD

194515

SEC number

801-96330

Firm type

RIA

Assets under management

$466.9M as of May 21, 2026

Website

www.costonshea.com ↗

Phone

207-288-4747

Address

38 Rodick Street-Suite B, Bar Harbor, ME, 04609-1806

Advisors at this firm

10 in our index · page 1 of 1

• Paul Arnold CostonCRD 3132472 · Bar Harbor, ME
  IA Registered
  Disclosure event(s) on record
• Chester Gary LloydCRD 4590727 · Bar Harbor, ME
  IA Registered
• Maurice Joseph McisaacCRD 3132473 · Bar Harbor, ME
  IA Registered
• Michael James MarinoCRD 8003814 · Bar Harbor, ME
  IA Registered
• Matthew William MceachernCRD 7684501 · Bar Harbor, ME
  IA Registered
• Patricia A. PottleCRD 5253399 · Bar Harbor, ME
  IA Registered
  Disclosure event(s) on record
• Andrew Robert SheaCRD 3228499 · Bar Harbor, ME
  IA Registered
  Disclosure event(s) on record
• Nicholas Norman ShawCRD 7508921 · Bar Harbor, ME
  IA Registered
• Ryan Paul WilletteCRD 5056955 · Bar Harbor, ME
  IA RegisteredRegistration inactive
• Ronald J WrobelCRD 5707251 · Bar Harbor, ME
  IA Registered

Source & corrections

Where this page comes from

Advisor registration data on this site is reproduced from the SEC's Investment Adviser Public Disclosure (IAPD) system and FINRA's BrokerCheck. Those systems are the official records; this site is not. We do not alter the factual content of the records we reproduce.

Data compiled Aug 20, 2026. Source: ADV_BULK. Your use of BrokerCheck data reproduced here is subject to FINRA's Terms of Use.