# Mark Seski

> Mark Seski is a fee-only financial advisor at Harvest Portfolio Management in Isle Of Palms, South Carolina. Mark charges a percentage of assets and focuses on estate & legacy planning, tax planning and family wealth transfer.

Page: https://find.wellspent.co/advisors/mark-seski/
Built from SEC adviser records and the firm's website; last checked October 30, 2026.

## Facts

- **Firm:** Harvest Portfolio Management
- **Based in:** Isle Of Palms, South Carolina
- **Fee model:** Percentage of assets
- **Accepting new clients:** Yes (firm's website)
- **Assets under management (firm):** $90M across 90 accounts
- **Specialties:** Estate & legacy planning, Tax planning, Family wealth transfer
- **CRD:** 1439870 (https://adviserinfo.sec.gov/individual/summary/1439870)
- **SEC registration:** Investment adviser representative in FL, MI, SC
- **Exams passed:** Series 63 (1986), Series 65 (2018), Series 66 (2005)
- **Firm size:** 1 employee
- **Disclosures:** Reported; see the SEC record
- **Website:** http://harvestportfoliomanagement.com

## Frequently asked questions

### Is Mark Seski a fee-only financial advisor?

Yes, according to SEC records as of October 29, 2026: Mark holds no broker registration, and Harvest Portfolio Management reports no commissions, no broker-dealer, and no insurance sales or affiliated insurance agency on its Form ADV.

### How does Mark charge for financial advice?

Mark charges a percentage of assets.

### Where is Mark Seski based?

Mark Seski is based in Isle Of Palms, South Carolina.

### What does Mark specialize in?

Mark's specialties include estate & legacy planning, tax planning and family wealth transfer.

### Is Mark Seski registered with the SEC?

Yes. Mark Seski is registered as an investment adviser representative in FL, MI and SC (CRD 1439870), per SEC Investment Adviser Public Disclosure data as of October 29, 2026. The record lists disclosures; see the SEC record for details.

### How much does Harvest Portfolio Management manage?

Harvest Portfolio Management reports $90M across 90 accounts in assets under management.

### How do I contact Mark Seski?

Through Mark's website, harvestportfoliomanagement.com.

## Sources

- SEC adviser records (https://adviserinfo.sec.gov/individual/summary/1439870): the firm's Form ADV reports no commissions, no broker-dealer, and no insurance sales or affiliated insurance agency, and the advisor holds no broker registration
- SEC Investment Adviser Public Disclosure and Form ADV: registration, exams, and firm facts, data as of October 29, 2026
- The firm's website (https://www.harvestportfoliomanagement.com/): specialties, clients served, and fees, checked October 30, 2026

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Source: Wellspent, the public graph of fee-only advisors (https://find.wellspent.co). No paid placement.