user avatar

A. Mackenzie Waggaman

Advisor at American Investment Services Inc

Updated today
American Investment Services Inc logo

Firm

American Investment Services Inc

Location

Great Barrington, MA 01230

Credentials

Series 66

Industry experience

20 years

Client services

Portfolio management Selection of other advisers

Fee options

Percentage

$0 - $1,000,000: 1.00% of AUM $1,000,001 - $5,000,000: 0.60% of AUM in this tier plus maximum fee from previous tier $5,000,001 - $10,000,000: 0.40% of AUM in this tier plus maximum fee from previous tier $10,000,001 - $20,000,000: 0.25% of AUM in this tier plus maximum fee from previous tier $20,000,001 - $150,000,000: Flat 0.275% of total AUM up to $150 million $150,000,001+: 0.15% of AUM in this tier plus maximum fee from previous tier

Other

Account minimum: $300,000 (Professional Asset Management program); $500,000 per strategy for Dimensional UMAs Fee-only: Fee-only basis, no commissions or performance fees

Work history

American Investment Services, Inc.

2004 - Present (22 years)

Disclosures

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

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")