Tea & Taxes Company Dba ProsperiTea Planning provides financial planning, portfolio management for individuals and small businesses, and educational seminars. Financial planning was provided to 101–250 clients last fiscal year.
Tea & Taxes Company Dba ProsperiTea Planning reports 121 clients. They include 63 high-net-worth individuals and 58 individual clients. Of its assets, 100.0% ($177M across 579 accounts) are managed with discretion. It advised 10 clients without assets under management last fiscal year.
| Client type | Clients | Assets |
|---|---|---|
| Individuals (other than HNW) | 48% | 17% |
| High-net-worth individuals | 52% | 83% |
| Corporations and other businesses | Fewer than 5 | <1% |
Client shares use reported counts. Client types without a reported count are excluded from that total.
Client breakdown and activity details
| Client type | Clients | Regulatory AUM | AUM share | Avg. per client |
|---|---|---|---|---|
| Individuals (other than HNW) | 58 | $29.6M | 16.8% | $511K |
| High-net-worth individuals | 63 | $147M | 83.2% | $2.34M |
| Corporations and other businesses | Fewer than 5 | $125K | 0.1% | — |
| Total | 121 | $177M | 100% | — |
- Clients
- 58
- Regulatory AUM
- $29.6M
- AUM share
- 16.8%
- Avg. per client
- $511K
- Clients
- 63
- Regulatory AUM
- $147M
- AUM share
- 83.2%
- Avg. per client
- $2.34M
- Clients
- Fewer than 5
- Regulatory AUM
- $125K
- AUM share
- 0.1%
- Avg. per client
- —
Total
- Clients
- 121
- Regulatory AUM
- $177M
- AUM share
- 100%
- Avg. per client
- —
- Clients outside the U.S.
- 0%
- Clients advised without assets under management last fiscal year
- 10
- Private funds advised
- 0
- Financial planning clients last fiscal year
- 101–250
Tea & Taxes Company Dba ProsperiTea Planning is paid through hourly charges, fixed fees (other than subscription fees) and other compensation. The reviewed brochures do not disclose an asset-based fee rate. Read the SEC-filed brochure. The brochure also prices 4 other services, listed under fee details.
Fee details and sources
Other fees
- Hourly Financial Planning
- Planning charged at $359 an hour, offered only to previous Tea & Taxes clients.
- Open Retainer
- Annual flat-dollar retainer for investment management, planning and tax preparation, from a $7,500 minimum for new clients, set by a formula on net worth, income and complexity.
- Project-Based Financial Planning
- Limited-scope engagements priced by the same calculator, with a minimum of $1,500, payable when services are rendered.
- Tax Preparation (Separate Engagement)
- Forms-based charge by return complexity, not less than $400 per return, for clients outside the retainer.
Wendy S.C. Marsden Investment Trust, Udt Dated November 29, 2017 owns 50% to 75% of Tea & Taxes Company Dba ProsperiTea Planning and is in turn owned by Wendy Suzanne Marsden (50–75%). It has 4 employees.
Leadership
Samuel PlotkinOwner, Investment Adviser Represenative
Investment adviser representatives
4 representatives listed in the SEC register as of 9 October 2026.
Staff
- 4 employees
- 4 in advisory functions
- 4 state-registered reps
- Owns 50% to 75% of Tea & Taxes Company Dba Prosperitea Planning
Wendy S.C. Marsden Investment Trust, Udt Dated November 29, 2017
Control person · since November 2017
- Owns 50% to 75% of Wendy S.C. Marsden Investment Trust, Udt Dated November 29, 2017
Wendy Suzanne Marsden
Control person · since January 2016
- Owns 25% to 50% of Tea & Taxes Company Dba Prosperitea Planning
Samuel Plotkin
Control person · since February 2024
Besides its headquarters, Tea & Taxes Company Dba ProsperiTea Planning has 2 offices (1 private residence, listed without an address), with 2 listed addresses in California and Massachusetts.
California · 1 listed address
- 2305 Historic Decatur RD, San Diego
Massachusetts · 1 listed address
- 308 Main Street, Suite 3a, GreenfieldHQ
Contact and registration details
- Legal name
- Tea & Taxes Company Dba Prosperitea Planning
- Headquarters
- 308 Main Street, Suite 3a, Greenfield, MA 01301
- Website
- prosperiteaplanning.com
- Phone
- 413-829-4832
- @prosperitea-planning
- SEC file
- 801-134175
- Structure
- Massachusetts corporation
- Fiscal year end
- December
Tea & Taxes Company Dba ProsperiTea Planning uses Charles Schwab ($170M) as custodian for its separately managed accounts. Tea & Taxes Company Dba ProsperiTea Planning does not have custody of client assets.
- Charles SchwabCharles Schwab & Co., Inc. · Westlake, TX · $170M100%
At year end, Tea & Taxes Company Dba ProsperiTea Planning’s separately managed accounts were mostly in stocks (66%) and funds (27%).
What the accounts hold
- Stocks66%
- Funds27%
- Registered funds26%
- Pooled vehicles1%
- Bonds4%
- Investment grade corporate bonds3%
- U.S. government and agency bonds1%
- Cash3%
How many clients does Tea & Taxes Company Dba ProsperiTea Planning have?
Tea & Taxes Company Dba ProsperiTea Planning has 121 clients and manages $177 million for them, as of July 2026. They include 63 high-net-worth individuals and 58 individual clients.
Source: Form ADV Part 1A, Items 5.D and 5.F, filed 30 July 2026
What services does Tea & Taxes Company Dba ProsperiTea Planning offer?
Tea & Taxes Company Dba ProsperiTea Planning provides financial planning, portfolio management for individuals and small businesses, and educational seminars.
Source: Form ADV Part 1A, Item 5.G, from the SEC's 2 October 2026 data file
Which custodians does Tea & Taxes Company Dba ProsperiTea Planning use?
Tea & Taxes Company Dba ProsperiTea Planning’s separately managed account assets are held at Charles Schwab & Co., Inc. (Westlake, TX), with $170M. Only custodians holding at least a tenth of those assets are named.
Source: Form ADV Part 1A, Schedule D, Section 5.K.(3), filed 30 July 2026
How many financial advisors does Tea & Taxes Company Dba ProsperiTea Planning have?
Tea & Taxes Company Dba ProsperiTea Planning has 4 investment adviser representatives registered with state securities authorities, out of 4 employees, and 4 perform investment advisory functions. None are registered representatives of a broker-dealer or licensed insurance agents.
Source: Form ADV Part 1A, Items 5.A and 5.B, from the SEC's 2 October 2026 data file
What does Tea & Taxes Company Dba ProsperiTea Planning invest in?
At the end of its last fiscal year, Tea & Taxes Company Dba ProsperiTea Planning’s separately managed accounts held 66% exchange-traded equities, 26% registered funds (mutual funds, ETFs, BDCs), 3% investment grade corporate bonds, 3% cash and equivalents, 1% U.S. government and agency bonds and 1% pooled vehicles (private funds and similar).
Source: Form ADV Part 1A, Items 5.K.(1) and 7.B, from the SEC's 2 October 2026 data file
Who owns Tea & Taxes Company Dba ProsperiTea Planning?
Tea & Taxes Company Dba ProsperiTea Planning is owned through a trust by Wendy Suzanne Marsden. Its direct owners are Wendy S.C. Marsden Investment Trust, Udt Dated November 29, 2017 (50% to 75%) and Samuel Plotkin (25% to 50%).
Source: Form ADV Part 1A, Schedules A and B, filed 30 July 2026
How does Tea & Taxes Company Dba ProsperiTea Planning get paid?
Tea & Taxes Company Dba ProsperiTea Planning is paid through hourly charges, fixed fees and other compensation. Its Form ADV lists no commissions or performance-based fees among how it is paid.
Source: Form ADV Part 1A, Item 5.E, from the SEC's 2 October 2026 data file
How do I contact Tea & Taxes Company Dba ProsperiTea Planning?
Tea & Taxes Company Dba ProsperiTea Planning’s main office is at 308 Main Street, Suite 3a, Greenfield, MA 01301. Its phone number is 413-829-4832. Its website is prosperiteaplanning.com.