Pin Oak Investment Advisors Inc logo

Pin Oak Investment Advisors Inc

Updated today

Client assets under management

$411,915,297

Clients

298

59% high-net worth

Advisors

6

of 12 employees

Firm type

Team

4-10 advisors or $500M+ in AUM

Clients per advisor

50

Low

Average account size

$1,382,266

About

Pin Oak Investment Advisors is an independent investment advisory firm that manages roughly $785 million for about 300 clients and is organized as a small team of six advisors. It serves a mix of individuals (including high-net-worth clients), family offices, trusts, estates, charitable organizations, business entities, and pooled/pooled-asset funds, providing discretionary portfolio management, financial planning (commonly included for investment clients), negotiated consulting, and family office services.

The firm’s investment process emphasizes fundamental and cyclical analysis and generally favors longer-term purchases for traditional securities while retaining flexibility to employ alternatives, private placements, and limited use of options or short-term strategies when warranted. Advisors tailor portfolios to client circumstances, integrate alternative and private investments for eligible clients, and provide coordinated family office services that can include discretionary management, reporting on unmanaged assets, and enhanced third‑party coordination.

Notable distinctions in the brochure include a substantive private funds business: the firm acts as manager, general partner, and sponsor for multiple private pooled vehicles structured as limited partnerships, often recommending such funds (non‑discretionarily) and at times co‑investing alongside limited partners. It also offers performance‑based fee arrangements to eligible clients and has formalized family office offerings that commonly incorporate private fund solutions; the firm recently disclosed planned limited use of AI to support operational efficiency.

Client services

Financial planning Portfolio management Selection of other advisers

Expertise

Private / alternative investments Options & derivatives strategies

Fee options

Fixed

Financial planning fixed fees generally range from $1,000 to $5,000 if charged

Percentage

$0 - $500,000: 1.25% annually (standard fee) $500,000 - $3,000,000: 1.00% annually (standard fee) $3,000,000 - $6,000,000: 0.80% annually (standard fee) $6,000,000+: 0.60% annually (standard fee) $0 - $500,000: 1.50% annually (premium services fee) $500,000 - $3,000,000: 1.25% annually (premium services fee) $3,000,000 - $6,000,000: 1.00% annually (premium services fee) $6,000,000+: 0.85% annually (premium services fee)

Project-based

$250 to $600 per hour for financial planning and consulting if charged

Performance-based

Performance-based fees offered to qualified clients with net worth ≥ $2,200,000 or ≥ $1,100,000 AUM; includes Hybrid Fee with 0.1% management fee plus 15% profits allocation subject to high water mark, or Performance Fee with 25% profits allocation subject to high water mark

Other

Account minimum: $2,000,000 Minimum fee: $250 annual administration fee in addition to asset-based fees Fee-only: Financial planning and consulting fees generally range from $1,000 to $5,000 (fixed fee) or $250 to $600 per hour if charged; often included at no additional cost with investment management

Main office location

Pin Oak Investment Advisors Inc

510 Bering Drive, Ste 100

Houston TX 77057, United States

Number of offices

1

Most active in

Louisiana · Texas

Disclosures

Exclamation point means they have disclosures of this type. Check mark means no disclosures of this type were found.

Business activities & affiliations

Advisors at this firm

user avatar

J. P

Series 63, Series 65

Houston, TX

Pin Oak Investment Advisors Inc

J. Pappas is a financial advisor at Pin Oak Investment Advisors Inc with 26 years of industry experience. He holds Series 63 and Series 65 designations and previously worked at Morgan Stanley Private Bank, National Association, Morgan Stanley Smith Barney, and Morgan Stanley & Co. Incorporated from 2008 to 2017. Pin Oak Investment Advisors is an SEC-registered firm managing approximately $672 million for about 302 clients through a five-advisor team. The firm serves individuals, family offices, trusts, estates, charitable organizations, and pooled investment vehicles, offering discretionary portfolio management, financial planning, family office services, and consulting engagements. Their investment approach emphasizes fundamental and cyclical analysis with a focus on longer-term holdings, and they are noted for managing multiple affiliated private funds that constitute a significant part of their business.

Private / alternative investments Options & derivatives strategies
user avatar

Lauren H

Series 65

Houston, TX

Pin Oak Investment Advisors Inc

Lauren Hall is a financial advisor at Pin Oak Investment Advisors Inc with a Series 65 credential and one year of industry experience. Her prior roles include positions at Brown Advisory, Nuance Investments, and Houston Trust Company. Pin Oak Investment Advisors is an SEC-registered firm managing approximately $672 million for around 302 clients through a five-advisor team. The firm serves individuals, family offices, trusts, estates, charitable organizations, and pooled investment vehicles, providing discretionary portfolio management, financial planning, family office services, and consulting. Pin Oak emphasizes fundamental and cyclical analysis for publicly traded securities and manages multiple affiliated private funds as a significant part of its business.

Private / alternative investments Options & derivatives strategies
user avatar

John P

Series 63

Houston, TX

Pin Oak Investment Advisors Inc

John Platt is a financial advisor at Pin Oak Investment Advisors Inc in Houston, TX, holding a Series 63 designation with 23 years of industry experience. He has been with Pin Oak Investment Advisors since 1991. Pin Oak Investment Advisors is an SEC-registered firm managing approximately $672 million for about 302 clients through a five-advisor team. The firm serves individuals, family offices, trusts, estates, charitable organizations, and pooled investment vehicles, using fundamental and cyclical analysis with a focus on longer-term investments. Pin Oak is known for sponsoring multiple affiliated private funds and offers a range of discretionary and non-discretionary services, including family office solutions and negotiated consulting engagements.

Private / alternative investments Options & derivatives strategies
user avatar

James R

CFP®, Series 63

Houston, TX

Pin Oak Investment Advisors Inc

James Rouse is a CFP® with 23 years of industry experience and has been with Pin Oak Investment Advisors, Inc. in Houston, TX since 1989. He holds a Series 63 license and is part of a five-advisor team at the firm. Pin Oak Investment Advisors manages approximately $672 million for about 302 clients, including individuals, family offices, trusts, estates, and charitable organizations. The firm employs fundamental and cyclical analysis for discretionary management of publicly traded securities and offers a range of services including financial planning and family office services, while also sponsoring multiple affiliated private funds.

Private / alternative investments Options & derivatives strategies
user avatar

Nathan N

CFP®

Houston, TX

Pin Oak Investment Advisors Inc

Nathan Norman is a CFP® professional with nine years of industry experience, currently serving as an advisor at Pin Oak Investment Advisors Inc since 2011. He is based in Houston, TX and works within a five-advisor team. Pin Oak Investment Advisors is an SEC-registered firm managing approximately $672 million for about 302 clients, including individuals, family offices, trusts, estates, and charitable organizations. The firm employs fundamental and cyclical analysis for discretionary management of publicly traded securities and offers a range of services including financial planning and family office solutions, with a notable focus on affiliated private funds and customized fee arrangements.

Private / alternative investments Options & derivatives strategies
user avatar

Daniel E

CFP®, Series 63

Houston, TX

Pin Oak Investment Advisors Inc

Daniel Estes is a CFP® with 26 years of industry experience, currently serving as an advisor at Pin Oak Investment Advisors Inc since 2010. He is based in Houston, TX, and holds a Series 63 license. Pin Oak Investment Advisors is an SEC-registered firm managing approximately $672 million for around 302 clients, including high-net-worth individuals, family offices, trusts, estates, and charitable organizations. The firm employs fundamental and cyclical analysis focused on longer-term investments and offers discretionary portfolio management, financial planning, family office services, and consulting engagements through a five-advisor team.

Private / alternative investments Options & derivatives strategies
Warmer team member

Not sure where to start?

We'll help you think it through – whether you ultimately need an advisor or not.

Call (201) 292-4557

Warmer provides personalized recommendations and introductions to independent fiduciary advisors. We do not supervise advisors, manage or hold assets, guarantee performance, or provide advice about specific investments.

Each advisor listed on our site is an independent fiduciary responsible for their own advice. Warmer may receive fees from advisors for participation or referrals; these fees are paid by advisors and do not affect the fees clients pay for advisory services.

For advisor listings, we rely on sources including public filings and data provided by advisors, and we cannot guarantee that all information is current or accurate. Please review an advisor's Form ADV and do your own diligence before entering into an advisory relationship.

By using our service, you agree to Warmer's Terms of Service and Advisory Agreement and Privacy Policy. Logos provided by Logo.dev

© 2026 Warmer Holdings Inc. ("Warmer")