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Steel Grove Family Office
Multifamily office listing in Memphis, Tennessee, United States.
- SEC-registered
- Founded 2001
- Regulatory AUM
- $1.6 billion
- Employees
- 13
- Clients
- 251-500
- Founded
- 2001
Independent multi-family office providing coordinated wealth, investment, and strategic services for families, individuals, and institutions.1
Overview
Steel Grove describes itself as an independent multi-family office that combines tailored investment strategies with collaborative service. Steel Grove Capital Advisors, LLC is registered with the U.S. Securities and Exchange Commission under CRD number 115231.12
History
Steven W. Sansom founded the firm in 2001 after serving as a Goldman Sachs executive. The firm rebranded from Green Square to Steel Grove in 2023.3
Timeline
- 2001Sansom founded the firm in 2001 after serving as a Goldman Sachs executive.
- 2023The firm rebranded from Green Square to Steel Grove in 2023.
Leadership
Steven W. Sansom is Founder and Chief Executive Officer. William C. Martin is Managing Director and Chief Investment Officer.4
Services
Steel Grove provides family office coordination, wealth management, asset management, and strategic support. Its family office service acts as a central point of contact, coordinating with clients’ CPAs, attorneys, bankers, and other professional providers.5
The firm tailors investment management to each client’s goals and risk tolerance, drawing on public and private managers, tax-aware strategies, and after-tax return considerations. Its broader financial planning may include trust and estate planning, retirement planning, cash flow analysis, consolidated reporting, wealth transfer, charitable giving, and tax planning.56
Strategic support connects clients with specialists in education, strategic planning, executive coaching, philanthropy, lifestyle, health, and well-being.5
What the firm offers
- Investment management
- Financial planning
- Tax planning
- Estate planning
- Philanthropy
- Administration and bill pay
- Retirement planning
Client Focus
Steel Grove serves entrepreneurial families, first-generation and multi-generation business owners, private equity partners, technology entrepreneurs, institutions, and foundations. The firm also reports serving affluent individuals and families, trusts, estates, charitable organizations, corporations, and other business entities through customized wealth management and financial planning.56
Approach
Steel Grove says its approach centers on alignment through investing alongside clients, holistic accountability, transparent communication, and long-term relationships.4
Assets
Steel Grove reports $1,250 million or more in assets under management on its website. In its September 2026 brochure, the firm reports $1,382,731,492 managed on a discretionary basis and $256,807,337 on a non-discretionary basis as of December 31, 2025.16
By the numbers
| Year | Regulatory AUM | Discretionary | Non-discretionary |
|---|---|---|---|
| 2016 | $1.8 billion | $1.4 billion | $454 million |
| 2017 | $2.1 billion | $1.6 billion | $490 million |
| 2018 | $2.9 billion | $2.4 billion | $540 million |
| 2019 | $580 million | $473 million | $107 million |
| 2020 | $701 million | $598 million | $103 million |
| 2021 | $913 million | $769 million | $144 million |
| 2022 | $1.3 billion | $1.1 billion | $193 million |
| 2023 | $1.2 billion | $1.0 billion | $197 million |
| 2025 | $1.4 billion | $1.1 billion | $239 million |
| 2026 | $1.6 billion | $1.4 billion | $257 million |
| Year | Average AUM per client |
|---|---|
| 2018 | $12 million |
| 2019 | $4 million |
| 2020 | $4 million |
| 2021 | $5 million |
| 2022 | $6 million |
| 2023 | $6 million |
| 2025 | $2 million |
| 2026 | $2 million |
| Client type | Clients (2026) |
|---|---|
| Individuals | 36 |
| High net worth individuals | 831 |
| Charities | 11 |
| Government entities | 2 |
| Corporations | 4 |
| Year | Employees |
|---|---|
| 2016 | 23 |
| 2017 | 23 |
| 2018 | 24 |
| 2019 | 11 |
| 2020 | 11 |
| 2021 | 11 |
| 2022 | 11 |
| 2023 | 11 |
| 2025 | 12 |
| 2026 | 13 |
Ranks #1 of 3 SEC-registered firms in TN on MultifamilyOffices.com by regulatory AUM.
Source: SEC Form ADV data (Part 1A, Items 5A, 5D, 5F) via SEC Information About Registered Investment Advisers files and IAPD, CRD 115231. Ranking uses only firms profiled on MultifamilyOffices.com. As of .
FAQs
What type of firm is Steel Grove?
Steel Grove describes itself as an independent multi-family office serving individuals, families, institutions, and other organizations with coordinated wealth and strategic services.1
Who leads Steel Grove?
Steven W. Sansom is Founder and Chief Executive Officer, while William C. Martin serves as Managing Director and Chief Investment Officer.4
What services does Steel Grove provide?
Its services include family office coordination, wealth management, asset management, financial planning, and strategic support connecting clients with specialized resources.56
Related resources
- LocationMultifamily offices in Memphis
This Memphis directory helps compare multi-family offices serving families and business owners in the area. It gives readers a starting point for assessing how a firm such as Steel Grove may address investment management, planning, administration, and related family needs.
- Network siteEstatePlanner.com
EstatePlanner.com explains wills, trusts, and estate planning concepts in accessible terms. Readers can use these guides to prepare questions about how estate planning may connect with tax planning, philanthropy, retirement planning, and the transfer of family or business assets.
- Network siteFamilyOffices.com
FamilyOffices.com offers educational resources and a community focused on single-family offices and wealthy families. Its materials can help readers understand questions about governance, investment oversight, administration, and when a multi-family office may fit their household or institution.
- GuideMFO fee models compared
This comparison of multi-family office fee models helps readers review how firms may charge for investment management, planning, administration, and other services. Understanding fee structures can support more focused conversations with Steel Grove about the services a family, individual, or institution may need.
- Similar firmsGreen Square Wealth Management
Seven Springs Wealth Group
Southeastern Trust CompanyProfiles of Green Square Wealth Management, Seven Springs Wealth Group, and Southeastern Trust Company provide additional points of comparison. Reviewing their stated services and client focus can help a reader frame questions for Steel Grove about planning, investments, trusts, administration, and support for business-owning families.
Sources
This profile is a factual summary written in our own words from public sources. It is for information only. It is not an endorsement, rating, ranking or recommendation, and it is not investment advice. MultiFamilyOffices.com is not affiliated with the SEC or with this firm unless stated. Form ADV figures are self-reported by the firm.
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