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firm profile

Frost Investment Services

RIA San Antonio, TX CRD 286129 Last verified October 2026

Overview

Frost Investment Services is an SEC registered investment adviser based in San Antonio, TX, registered since 2017. It reports $3.7B in assets under management across 3,656 accounts, with 177 employees. It has 162 investment adviser representatives.

Reported AUM
$3.7B
Discretionary
100%
Accounts
3,656
Average account
$1M
Employees
177
Advisory reps
162
Registered since
2017
Jurisdictions
28

As reported in the firm's March 2026 filing.

Contact

1 phone number on file

Practice

Services
  • Financial Planning
  • Individuals or Small Business
  • Portfolio Management for Businesses or Institutional Clients
Client types
  • Charities and Non-Profits
  • Corporations/Businesses
  • High Net Worth Individuals
  • Individuals
Fee structure
Percentage of Assets

Executive officers 2 of 2

Advisory reps 3 of 162

  • Bryan Tad Adkison Insurance Agent · Registered Rep · Investment Adviser Rep CRD 2759268
  • Alma Marie Alcoser Registered Rep · Investment Adviser Rep CRD 4163196
  • Brian S Alphin Insurance Agent · Registered Rep · Investment Adviser Rep CRD 5990236

159 more advisory reps, with emails, phones and branch locations

Location

Headquarters
111 W Houston St
San Antonio, TX 78205
County
Bexar
Metro area
San Antonio-New Braunfels, TX
Region
South

Registrations

  • SEC registered
  • Registered in 28 jurisdictions

Every state, with registration dates

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