# Mark Lasseigne

> Mark Lasseigne is a fee-only financial advisor at Financial Cornerstones in The Woodlands, Texas, who holds the CFP credential. Mark charges a percentage of assets (1.25% a year on the first tier of assets managed) and focuses on retirement planning, estate & legacy planning and tax planning.

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

## Facts

- **Firm:** Financial Cornerstones
- **Based in:** The Woodlands, Texas
- **Fee model:** Percentage of assets
- **Fees (firm's website):** 1.25% a year on the first tier of assets managed
- **Accepting new clients:** Yes (firm's website)
- **Assets under management (firm):** $81.0M across 167 accounts
- **Credentials:** CFP
- **Specialties:** Retirement planning, Estate & legacy planning, Tax planning, Sustainable & impact investing, Family wealth transfer
- **CRD:** 5316062 (https://adviserinfo.sec.gov/individual/summary/5316062)
- **SEC registration:** Investment adviser representative in LA, TX
- **Exams passed:** Series 66 (2007)
- **Firm size:** 2 employees
- **Disclosures:** None reported
- **Website:** https://www.financial-cornerstones.com

## Frequently asked questions

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

Yes, according to SEC records as of October 29, 2026: Mark holds no broker registration, and Financial Cornerstones 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.

### How much does Mark charge?

According to Financial Cornerstones's website, checked October 30, 2026: 1.25% a year on the first tier of assets managed.

### Where is Mark Lasseigne based?

Mark Lasseigne is based in The Woodlands, Texas.

### What does Mark specialize in?

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

### What credentials does Mark Lasseigne hold?

Mark Lasseigne holds the CFP credential.

### Is Mark Lasseigne registered with the SEC?

Yes. Mark Lasseigne is registered as an investment adviser representative in LA and TX (CRD 5316062), per SEC Investment Adviser Public Disclosure data as of October 29, 2026.

### How much does Financial Cornerstones manage?

Financial Cornerstones reports $81.0M across 167 accounts in assets under management.

### How do I contact Mark Lasseigne?

Through Mark's website, www.financial-cornerstones.com.

## Sources

- SEC adviser records (https://adviserinfo.sec.gov/individual/summary/5316062): 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://financial-cornerstones.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.