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For asset managers

SEC-registered wealth management firm Broker-dealer affiliated

Centennial Securities Company Inc

As of its Form ADV filed April 30, 2026, Centennial Securities Company Inc, an SEC-registered, broker-dealer affiliated wealth management firm in Grand Rapids, Michigan, reported $1.3 billion in regulatory assets under management across 3,962 accounts, ranking #30 among all wealth firms in Michigan by assets.

Registration

Main office
Grand Rapids, MI
Registration
SEC-registered, Approved
CRD number
7763
SEC file number
801-106623
Registered since
September 17, 2015
Latest Form ADV filing
April 30, 2026
Organized as
Corporation
Fiscal year ends
December
Other offices
4

Key figures

Regulatory assets under management
$1.3 billion
Discretionary
$900.3 million (67.4%)
Non-discretionary
$435.0 million
Accounts
3,962 (2,769 discretionary)
Clients
5,040, approximate as reported
Employees
45
Advisory staff
30 performing investment advisory functions
Average account
$337,006
Asset growth, 1 year
15.9% (from $1.2 billion a year earlier)
Asset growth, 3-year annual rate
12.2% (from $944.8 million three years earlier)
Asset growth, 5-year annual rate
8.4% (from $893.9 million five years earlier)
Client growth, 1 year
-6.4% (from 5,382)

Broker-dealer affiliated. The firm is itself a broker-dealer as well as an investment adviser (Form ADV Item 6.A(1)). It is ranked among all wealth firms, the directory's view that includes wirehouses and broker-dealer firms, not in the main lists of independent RIAs. How firms are classed.

Growth rates come from the SEC's yearly snapshots and are left blank when the years are not comparable.

Rankings

Among all wealth firms, including wirehouses and broker-dealer firms.

Assets over time

Centennial Securities Company Inc: regulatory assets under managementThe SEC's yearly snapshots and the latest filing. Years of state registration are not in the SEC files.RAUM the firm reported in each snapshot, October 1, 2015 to October 2, 2026.
$0$500M$1B$1.5B201520172019202220242026$1.3BOctober 1, 2015: $157.0 millionOctober 3, 2016: $298.3 millionOctober 2, 2017: $379.5 millionOctober 1, 2018: $536.2 millionOctober 1, 2019: $525.0 millionOctober 1, 2020: $731.9 millionOctober 4, 2021: $893.9 millionOctober 3, 2022: $1.0 billionOctober 5, 2023: $944.8 millionOctober 1, 2024: $1.1 billionSeptember 2, 2025: $1.2 billionOctober 2, 2026: $1.3 billion
Data table
Centennial Securities Company Inc: regulatory assets under management
As ofRAUM
October 1, 2015$157.0 million
October 3, 2016$298.3 million
October 2, 2017$379.5 million
October 1, 2018$536.2 million
October 1, 2019$525.0 million
October 1, 2020$731.9 million
October 4, 2021$893.9 million
October 3, 2022$1.0 billion
October 5, 2023$944.8 million
October 1, 2024$1.1 billion
September 2, 2025$1.2 billion
October 2, 2026$1.3 billion

Clients and services

Client mix

Regulatory assets by client typeForm ADV Item 5.D, as reported. Client counts are approximate.
MeasureBarRAUM
Individuals (other than high net worth) 2,054 clients $702.2 million
High net worth individuals 414 clients $566.3 million
Corporations or other businesses 22 clients $42.0 million
Charitable organizations 18 clients $17.6 million
Pension and profit sharing plans 12 clients $7.1 million
Banking or thrift institutions fewer than 5 clients $0
State or municipal government entities fewer than 5 clients $0
Other investment advisers fewer than 5 clients $0
Insurance companies fewer than 5 clients $0
Sovereign wealth funds and foreign official institutions fewer than 5 clients $0
Other fewer than 5 clients $0

How the firm is paid

  • A percentage of assets under management
  • Hourly charges
  • Fixed fees

Advisory services

  • Financial planning
  • Portfolio management for individuals or small businesses
  • Portfolio management for businesses or institutional clients
  • Pension consulting
  • Selection of other advisers
  • Publication of periodicals or newsletters
  • Educational seminars or workshops

Financial planning clients (Item 5.H): 26-50.

Wrap fee program sponsor or portfolio manager: yes.

Other business, affiliations and custody

Other business activities (Item 6.A)

  • Broker-dealer
  • Insurance broker or agent

Financial industry affiliations (Item 7.A)

None reported.

Custody (Item 9)

The firm reported no custody of client cash or securities.

Investment adviser representatives

IARs registered with the firm
38
Also registered through a broker-dealer
36
Employees who are IARs (Form ADV 5.B(3))
30

Designations held by the firm's IARs: CFP 1.

Between 36 and 38 of the firm's 38 IARs are registered in jurisdictions that require IAR CE. The source counts registrations by jurisdiction, and many IARs are registered in more than one, so the exact number is not knowable from it. IAR CE requirements by state.

Counts only. AdvisorIQ does not list individual people.

Disclosures

On Form ADV Item 11 the firm answered yes to 1 disclosure question. See the detail on IAPD.

Succession and acquired firms

On Form ADV Item 4 the firm did not report succeeding to another adviser's business.

Succession and M&A for advisors

Similar-sized firms in Michigan

The five wealth firms, broker-dealer affiliated firms included, nearest in regulatory assets with a main office in the same state.

Firm data as of October 2, 2026, from ia100226.zip. Figures are as the firm reported them; corrections are made on Form ADV and appear after the next monthly reload.

Data as of October 2, 2026, from Form ADV. Sources: SEC registered adviser data (ia100226.zip) and IAPD compilation reports. How the directory is built.