Top 6 financial advisor firms in Waltham

6 SEC-registered financial advisor firms are headquartered in Waltham, MA, with $22.7B in combined regulatory assets under management. The largest by assets are Ballentine Partners ($15.3B), Windrose Advisors ($2.67B) and Foster Dykema Cabot & Partners ($2.22B).

6
Financial advisor firms: $22.7B
Their combined AUM: $1.74B
Median firm AUM: 2,767
Clients of the top 6

The 6 largest by assets

1
Ballentine Partners
RIA
$15.3B
0.25% to 0.95% a year
2
Windrose Advisors
RIA
$2.67B
Up to 1.00% a year
3
Foster Dykema Cabot & Partners
RIA
$2.22B
0.65% to 1.00% a year
4
Montis Financial
RIA
$1.26B
0.48% to 1.50%
5
Excalibur Management
RIA
$712M
Up to 1.00% a year
6
Pension & Wealth Management Advisors
RIA
$530M
Up to 1.00% a year

Profiles of the top 6

No. 1 · RIA

Ballentine Partners

Ballentine Partners is an investment adviser based in Waltham, MA, registered with the SEC since 2010. It provides financial planning and investment management. Its clients include high-net-worth individuals, pooled investment vehicles and charitable organizations. Its regulatory assets under management total $15.3 billion, as filed on 23 September 2026.

Ballentine Partners charges 0.25%–0.95% a year for its Standard fees for High Net Worth clients.

Regulatory AUM: $15.3B
Clients: 353
Advisory staff: 87
Fee schedule: 0.25% to 0.95% a year
Minimum account: $4,000,000
Custodians: Fidelity
Headquarters: 230 3rd Avenue, Suite 6, Waltham, MA 02451
Phone: 781-314-1300
Website: ballentinepartners.com

No. 2 · RIA

Windrose Advisors

Windrose Advisors is an investment adviser based in Waltham, MA, registered with the SEC since 2009. It provides financial planning and investment management. Its clients include high-net-worth individuals, pooled investment vehicles and charitable organizations. Its regulatory assets under management total $2.67 billion, as filed on 31 March 2026.

Windrose Advisors charges up to 1.00% a year for its Advisory Fee.

Regulatory AUM: $2.67B
Clients: 153
Advisory staff: 8
Fee schedule: Up to 1.00% a year
Custodians: BNY Mellon Capital Markets
Headquarters: Watermill Center, 800 South Street, Suite 600, Waltham, MA 02453
Phone: 617-421-1750
Website: windroseadvisor.com

No. 3 · RIA

Foster Dykema Cabot & Partners

Foster Dykema Cabot & Partners is an investment adviser based in Waltham, MA, registered with the SEC since 2019. It provides financial planning and investment management. Its clients include high-net-worth individuals, corporations and other businesses, and pooled investment vehicles. Its regulatory assets under management total $2.22 billion, as filed on 27 March 2026.

Foster Dykema Cabot & Partners charges 0.65%–1.00% a year for its Standard fee schedule.

Regulatory AUM: $2.22B
Clients: 851
Advisory staff: 8
Founded: 1967
Fee schedule: 0.65% to 1.00% a year
Minimum account: $20,000,000
Custodians: J.P. Morgan, Fidelity
Headquarters: 1075 Main Street Suite 200, Waltham, MA 02451
Phone: 617-423-3900
Website: fdcpartners.com

No. 4 · RIA

Montis Financial

Montis Financial is an investment adviser based in Waltham, MA, registered with the SEC since 2012. It provides financial planning and investment management. Its clients include high-net-worth individuals, individual clients, and corporations and other businesses. Its regulatory assets under management total $1.26 billion, as filed on 18 March 2026.

Montis Financial charges 0.48%–1.50% for its Comprehensive Planning & Asset Management. The brochure does not state whether the rate is annual.

Regulatory AUM: $1.26B
Clients: 580
Advisory staff: 16
Founded: 2012
Fee schedule: 0.48% to 1.50%
Custodians: Charles Schwab, Fidelity
Headquarters: 230 Third Avenue, Floor 5, Waltham, MA 02451
Phone: 781-541-5057
Website: montisfinancial.com

No. 5 · RIA

Excalibur Management

Excalibur Management is an investment adviser based in Waltham, MA, registered with the SEC since 1991. It provides financial planning and investment management. Its clients include high-net-worth individuals, individual clients, and corporations and other businesses. Its regulatory assets under management total $712 million, as filed on 21 September 2026.

Excalibur Management charges up to 1.00% a year for its Investment Management Services.

Regulatory AUM: $712M
Clients: 307
Advisory staff: 7
Founded: 1979
Fee schedule: Up to 1.00% a year
Custodians: Fidelity, FNZ Trust, Charles Schwab
Headquarters: Bay Colony Corporate Center, 950 Winter Street North, Suite 4100, Waltham, MA 02451
Phone: 617-916-9669
Website: excalmgmt.com

No. 6 · RIA

Pension & Wealth Management Advisors

Pension & Wealth Management Advisors is an investment adviser based in Waltham, MA, registered with the SEC since 2020. It provides financial planning and investment management. Its clients include high-net-worth individuals, individual clients, and pension and profit-sharing plans. Its regulatory assets under management total $530 million, as filed on 6 May 2026.

Pension & Wealth Management Advisors charges up to 1.00% a year for its Portfolio Management.

Regulatory AUM: $530M
Clients: 523
Advisory staff: 9
Founded: 2019
Fee schedule: Up to 1.00% a year
Minimum account: $1,000,000
Custodians: Fidelity
Headquarters: 800 South Street, Suite 160, Waltham, MA 02453
Phone: 781-810-0800
Website: pensionwealth.com

Questions about financial advisors in Waltham

How many financial advisor firms are headquartered in Waltham?

6 SEC-registered financial advisor firms report their principal office in Waltham, MA, managing $22.7B in regulatory assets between them. The other 10 advisers headquartered in the city are broker-dealers, other kinds of wealth firm, or fund and institutional managers.

Source: Form ADV Part 1A, Items 1.F, 5.D and 5.F

What is the largest financial advisor firm in Waltham?

Ballentine Partners, with $15.3B in regulatory assets under management on its latest Form ADV. The next largest are Windrose Advisors ($2.67B) and Foster Dykema Cabot & Partners ($2.22B).

Source: Form ADV Part 1A, Item 5.F

How large is a typical financial advisor firm in Waltham?

The median firm manages $1.74B in regulatory assets. That is the midpoint of the 6 firms headquartered in Waltham.

Source: Form ADV Part 1A, Item 5.F

How much do financial advisors in Waltham charge?

Of the 6 largest firms, 6 publish an asset-based fee schedule for their main service in their brochure. The highest rate in those schedules runs from 0.95% to 1.50% of assets, depending on the firm; each firm's fee is in its profile above.

Source: Form ADV Part 2A brochures, Item 5

How can I check a financial advisor's record in Waltham?

Search the firm or the person on the SEC's Investment Adviser Public Disclosure site, adviserinfo.sec.gov, which shows registrations, Form ADV filings and any disclosures. Each firm profile in this directory links its SEC record.

Source: SEC Investment Adviser Public Disclosure

How is this list ordered?

By regulatory assets under management as filed on Form ADV, largest first. A firm is included when its principal office is in the city and most of its client assets belong to individuals and its type is RIA, which leaves out broker-dealers, wirehouses, RIA networks, digital advice, bank, insurance and family-office firms. A firm with only a branch office here is listed in its own headquarters city.

Source: Niva directory methodology

Waltham has 6 financial advisor firms; see every adviser in the city →