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Diesslin Group, Inc.

Fort Worth, TXSEC-registered investment adviserCRD 110557

Filed as DIESSLIN GROUP, INC.

Diesslin Group, Inc. is an SEC-registered investment advisory firm in Fort Worth, TX, registered since 1988, reporting $500 million to $1 billion in regulatory assets under management in its Form ADV filing dated August 25, 2026.

38 years
registered since 1988
$696,317,975
assets under management
4 arrangements
Percentage of assets, Hourly and more
None
disclosure items (Item 11)

Quick answers

From the filing

How is Diesslin Group, Inc. compensated?

On its Form ADV (Item 5.E, October 2026), Diesslin Group, Inc. reports these compensation arrangements: a percentage of assets under its management; hourly charges; fixed fees (other than subscription fees); performance-based fees.

Where is Diesslin Group, Inc. located?

Diesslin Group, Inc.'s principal office is in Fort Worth, TX, according to its Form ADV.

Is Diesslin Group, Inc. registered with the SEC or a state?

Diesslin Group, Inc. is an SEC-registered investment advisory firm, registered since 1988. Status as filed: Approved. CRD 110557.

How much does Diesslin Group, Inc. manage?

Diesslin Group, Inc. reports $696,317,975 in regulatory assets under management in its Form ADV filing dated August 25, 2026 (92% discretionary).

How have Diesslin Group, Inc.'s assets and staff changed since 2021?

In the Form ADV data for Diesslin Group, Inc.: Regulatory assets under management: $726,883,840 in the October 2021 data and $696,317,975 in the October 2026 data, down 4%. Total employees: 14 in October 2021 and 12 in October 2026. Assets under management move with markets as well as with clients coming and going.

What types of clients does Diesslin Group, Inc. serve?

By number of clients on Form ADV Item 5.D: high net worth individuals (147); individuals (other than high net worth individuals) (133); charitable organizations (3).

Which custodians does Diesslin Group, Inc. use?

Diesslin Group, Inc.'s most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Charles Schwab & Co., Inc. as a custodian holding 10% or more of its separately managed account assets.

Does Diesslin Group, Inc. report any disciplinary disclosures?

Reports no disclosure items on Form ADV Item 11. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/110557

Does Diesslin Group, Inc. state an account minimum?

Its Form ADV Part 2A brochure dated March 4, 2026 says: "DG generally requires a client to have $1 million in investable net worth; however, under various circumstances, exceptions are made."

What changed in Diesslin Group, Inc.'s recent Form ADV filings?

In the September 2026 filing data: Employees performing advisory functions went from 5 to 6.

From the Form ADV filing

Every figure below is as the firm filed it with regulators, as of October 2026.

How the firm is compensated

Item 5.E
  • A percentage of assets under your management
  • Hourly charges
  • Fixed fees (other than subscription fees)
  • Performance-based fees

Item 5.E lists how the firm is compensated for its advice; Items 5.B, 6.A, and 7.A show whether its people or related companies can also earn commissions. Percentage of assets, fixed, hourly, subscription, and performance-based fees come from clients (a performance-based fee depends on investment results); commissions come with a sale or a trade, often from the company behind the product. How fees, commissions, and other arrangements differ

Fees and minimums

Form ADV Part 2A

The brochure lists different fees for different services or strategies; see the brochure for them.

Account minimum: $1,000,000 (the brochure says it may be waived or negotiated)

The brochure's wording
DG generally requires a client to have $1 million in investable net worth; however, under various circumstances, exceptions are made.

As stated in the firm's Form ADV Part 2A brochure dated March 4, 2026. Fees can differ by service and may be negotiable; the brochure is the complete statement. Read the brochure on the SEC's IAPD site

Regulatory assets under management

Item 5.F
$696,317,975

$696,317,975 as of October 2026, filing dated August 25, 2026.

Discretionary: $642,628,433.Non-discretionary: $53,689,542.

A measure of scale, not skill or returns. Discretionary means the firm decides trades; non-discretionary means clients approve each one. What assets under management means

Who the firm serves

Item 5.D
Individuals (other than high net worth individuals)
Clients 133 Assets $52,989,608 (8%)
High net worth individuals
Clients 147 Assets $600,382,387 (86%)
Banking or thrift institutions
Clients 2 Assets $2,680,268 (0%)
Investment companies
Clients 0 Assets $0 (0%)
Business development companies
Clients 0 Assets $0 (0%)
Pooled investment vehicles (other than investment companies and business development companies)
Clients 1 Assets $391,805 (0%)
Pension and profit sharing plans (but not the plan participants or government pension plans)
Clients 0 Assets $0 (0%)
Charitable organizations
Clients 3 Assets $39,873,907 (6%)
State or municipal government entities (including government pension plans)
Clients 0 Assets $0 (0%)
Other investment advisers
Clients 0 Assets $0 (0%)
Insurance companies
Clients 0 Assets $0 (0%)
Sovereign wealth funds and foreign official institutions
Clients 0 Assets $0 (0%)
Corporations or other businesses not listed above
Clients 0 Assets $0 (0%)
Other
Clients 0 Assets $0 (0%)

A firm with no individual clients is an institutional manager even if it manages billions; the mix tells you whom the practice is built around.

Advisory services

Item 5.G
  • Financial planning services
  • Portfolio management for individuals and/or small businesses
  • Portfolio management for pooled investment vehicles (other than investment companies)
  • Selection of other advisers (including private fund managers)
  • Other

Registration and firm details

Items 1, 2, 5
Registration
SEC-registered investment adviser. Status as filed: Approved.
Registered since
1988 (38 years)
Employees
Total: 12. Performing investment advisory functions: 6.
Wrap fee program participation
No.
Custodians (Schedule D, Section 5.K(3))

Custodians holding 10% or more of the firm's separately managed account assets, as filed on Form ADV (Schedule D, Section 5.K(3)). A custodian holds client assets; it does not endorse or supervise the firm. AdvisorCensus has no relationship with any custodian.

States registered or notice-filed
4 states or jurisdictions
AZCAFLTX

SEC-registered investment advisers are examined by the SEC. SEC, state, and exempt registration

Disclosures

Item 11

None Reports no disclosure items on Form ADV Item 11. View on IAPD.

Item 11 asks about criminal, regulatory, and civil events involving the firm and its advisory personnel. The detail of each yes answer is on the IAPD record. Reading a firm's disclosures

Assets and staff over time

Items 5.A, 5.F
$727M 2021 $730M 2022 $583M 2023 $623M 2024 $621M 2025 $696M 2026
Data periodAssets under managementEmployeesFiling dated
October 2026$696,317,97512August 25, 2026
October 2025$621,330,03312April 2, 2025
October 2024$622,966,44412March 19, 2024
October 2023$583,398,13312April 6, 2023
October 2022$730,185,76411August 25, 2022
October 2021$726,883,84014June 28, 2021

Regulatory assets under management: $726,883,840 in the October 2021 data and $696,317,975 in the October 2026 data, down 4%.

Total employees: 14 in October 2021 and 12 in October 2026.

As filed in each year's data for the same month. Assets under management move with markets as well as with clients coming and going; they measure scale, not skill or returns. Most firms update these figures once a year.

Changes in the filing

Last 12 months
  1. September 2026
    • Employees performing advisory functions went from 5 to 6.
  2. April 2026
    • Regulatory assets under management went from $621,330,033 to $696,317,975 (+12%).

Compared month to month from the SEC's monthly adviser data and the state compilation feed. Owners and control persons are summarized, never named.

Websites listed on Form ADV

Item 1.I
diesslin.com

Source: Form ADV, as of October 2026. Values appear as filed; a value the firm did not report is shown as "Not reported."

Cite this page

AdvisorCensus. Diesslin Group, Inc. (CRD 110557): Form ADV filing data as of October 2026.
https://advisorcensus.com/firm/diesslin-group-inc-fort-worth-tx-110557