Boston has long been one of the most important financial centers in the United States, and its registered investment advisor landscape reflects that legacy. From multi-generational family offices founded before the Civil War to fast-growing independents reshaping the industry, the city's top RIAs manage trillions in assets across a client base that spans high-net-worth individuals, institutional investors, and everything in between. 

This ranking highlights the ten largest RIAs headquartered in Boston by assets under management, pulled directly from AdvizorPro's advisor intelligence platform.

You can also check out our breakdown of the Top RIAs in Dallas to see how Boston's market compares to one of the country's other major advisory hubs.

*All key insights are based on data as of April 9th 2026

1. SCS Capital Management LLC | $48.65B AUM

SCS Financial is a Boston-based investment and wealth management firm founded in 2002 that serves ultra-high-net-worth families, family offices, and institutional investors through a conflict-free, open architecture model. The firm serves as the trusted advisor across all aspects of clients' financial lives, integrating sophisticated investment portfolios spanning both traditional and alternative asset classes with customized estate, income tax, and financial planning strategies. SCS generates revenue exclusively from client advisory fees and does not accept compensation from brokers or investment managers, making it a pure fiduciary partner for its clients. The firm operates as part of the Focus Financial Partners network.

Key Insights

• Has 62.5% of their assets with High-net-worth individuals
• Works with platforms including: CAIS | eMoney.
• Works with high-net-worth individuals
• Lists 54.5% of their SMA assets with Fidelity/Nfs
• Offers: Asset Management, Estate Planning, and Financial Planning
• Advisory clients decreased from 597 to 589
• Number of employees increased from 210 to 213
• Total AUM increased 12.8% ($43,134,668,533 to $48,650,197,284)

2. RWA Wealth Partners | $19.80B AUM

RWA Wealth Partners is a national independent boutique wealth management firm formed in 2023 through the union of three iconic wealth management companies, each bringing a distinct heritage. The firm traces its fiduciary roots back 160 years and is recognized as one of the largest woman-led advisory firms in the country, with offices in Boston, the San Francisco Bay Area, Chicago, and additional locations across the U.S. RWA builds custom wealth strategies for clients by integrating savings, spending, investments, taxes, and estate planning, with a dedicated Family Office team serving those with the most complex financial and legacy needs. The firm ranked No. 29 on Barron's Top 100 RIA List, reflecting its rapid rise since its 2023 launch.

Key Insights

• Has 87.5% of their assets with High-net-worth individuals
• Works with platforms including: Ameriprise | eMoney | FMAX | JP Morgan | Orion.
• Works with high-net-worth individuals
• Lists 80.8% of their SMA assets with Fidelity/Nfs
• Offers: Asset Management, Charitable Giving, and College Planning
• Advisory clients decreased from 6,459 to 6,165
• Number of employees decreased from 189 to 181
• Total AUM increased 11.9% ($15,423,271,608 to $17,255,241,142)

3. CW Advisors, LLC | $15.22B AUM

CW Advisors is a Boston-based, SEC-registered fee-only RIA founded in 2009 under the name Congress Wealth Management, rebranded as CW Advisors in 2023, and now operating as an Osaic company. The firm develops comprehensive wealth solutions for high-net-worth and ultra-high-net-worth individuals, families, foundations, and endowments, with 23 offices nationwide and approximately 140 employees. CW Advisors has grown its assets under management by nearly 300% over the last four years through a disciplined acquisition strategy, completing more than ten transactions since 2023. For distribution professionals tracking fast-moving independents, CW Advisors is exactly the kind of growth story covered in our Top Trending RIAs in AdvizorPro 2026 report.

Key Insights

• Experienced top 84.2% AUM growth compared to $1B+ RIAs with 34% AUM growth.
• Has 85.2% of their assets with High-net-worth individuals
• Works with platforms including: Black Diamond | Orion | OSAIC.
• Works with high-net-worth individuals
• Lists 53.6% of their SMA assets with Fidelity/Nfs
• Offers: Asset Management, Charitable Giving, and Estate Planning
• Advisory clients increased from 2,430 to 3,310
• Number of employees increased from 76 to 110
• Total AUM increased 34.4% ($6,920,412,973 to $9,301,984,860)

4. Loring, Wolcott & Coolidge Fiduciary Advisors, LLP | $12.84B AUM

Loring, Wolcott & Coolidge is a Boston-based multi-family office established in 1937, providing comprehensive wealth management services that span family office administration, estate planning and settlement, financial planning, tax planning, and philanthropic strategy. The firm was one of the earliest proponents of socially responsible investing, and its Sustainability Group remains at the forefront of ESG-integrated portfolio management. LWC primarily serves high-net-worth individuals and families with a $2 million account minimum, charging a principal fee based on assets under management alongside a 5% income fee on interest and dividends. Its deep fiduciary heritage and integrated service model make it a cornerstone of Boston's independent wealth management community.

Key Insights

• Has 94.5% of their assets with High-net-worth individuals
• Works with high-net-worth individuals
• Lists 100.0% of their SMA assets with Fidelity/Nfs
• Offers: Asset Management, Charitable Giving, and Estate Planning
• Advisory clients increased from 3,425 to 3,426
• Number of employees decreased from 104 to 103
• Total AUM increased 11.2% ($11,611,790,589 to $12,913,949,641)

5. Choate Investment Advisors | $10.05B AUM

Choate Investment Advisors is the investment management subsidiary of Boston law firm Choate, Hall & Stewart, founded in 1996 and operating today as Choate Wealth, a fully integrated multi-family office built on more than 100 years of institutional history. The firm delivers coordinated, highly personalized services covering estate planning, tax strategy, philanthropic planning, private trustee services, and investment management, all under one roof. Choate's investment approach spans public and private markets, including private equity, private real estate, and infrastructure, with advisory fees of up to 1.25% of assets under management. The firm serves a concentrated, high-touch client base of high-net-worth families who value the depth of a team that brings legal, financial, and investment expertise together in a unified relationship.

Key Insights

• Has 93.3% of their assets with High-net-worth individuals
• Works with high-net-worth individuals
• Lists 100.0% of their SMA assets with Sei
• Offers: Charitable Giving, Estate Planning, and Financial Planning
• Advisory clients increased from 632 to 658
• Number of employees decreased from 24 to 23
• Total AUM increased 18.4% ($7,496,939,369 to $8,875,554,325)

6. Welch & Forbes LLC | $9.90B AUM

Welch & Forbes is one of the oldest private wealth management firms in the United States, founded in 1838 by Charles Welch and Edward Sohier to serve the legal and financial needs of Boston's industrialist families. The firm became a Registered Investment Advisor in 1974 and has continued as a trusted multi-generational advisor for individuals, families, foundations, and endowments through more than seven generations of clients. Welch & Forbes, now an AMG affiliate, offers investment portfolio management, personal trust and fiduciary services, estate planning and administration, and tax and custodial services from its Boston headquarters. The firm's more than 180-year track record is a testament to the kind of enduring client relationships that define Boston's fiduciary wealth management tradition.

Key Insights

• Has 80.9% of their assets with High-net-worth individuals
• Works with high-net-worth individuals
• Lists 100.0% of their SMA assets with Reliance Trust Company
• Offers: Asset Management, Charitable Giving, and Estate Planning
• Advisory clients decreased from 705 to 699
• Number of employees decreased from 56 to 55
• Total AUM increased 8.1% ($9,163,630,959 to $9,903,464,752)

7. Crestwood Advisors | $8.02B AUM

Crestwood Advisors is a Boston-based SEC-registered investment advisory firm founded in 2003, providing investment management, financial planning, tax strategy, trust and estate administration, and philanthropy planning to high-net-worth individuals, families, and foundations. The firm joined the Focus Financial Partners network in 2017 with approximately $1.3 billion in assets and has grown to more than $8 billion through a combination of organic growth, recruiting, and strategic acquisitions, including mergers with Connecticut-based MacGuire, Cheswick & Tuttle and Catamount Management Group. Crestwood operates offices in Massachusetts, Connecticut, Rhode Island, and Colorado, and has earned recognition on the Barron's 2025 Top 100 RIA Firms list, ranking No. 74. As private equity continues to shape the RIA landscape nationally, our Private Equity Ownership in the RIA Space report offers important context for how firms like Crestwood are navigating ownership and growth decisions.

Key Insights

• Has 95% of their assets with High-net-worth individuals
• Works with platforms including: Black Diamond | CAIS | PONTERA.
• Works with high-net-worth individuals
• Lists 82.6% of their SMA assets with Fidelity/Nfs
• Offers: Asset Management, Business Succession, and Charitable Giving
• Advisory clients decreased from 1,140 to 1,129
• Number of employees increased from 61 to 64
• Total AUM increased 14.3% ($7,015,988,190 to $8,021,455,218)

8. Mayflower Advisors | $5.82B AUM

Mayflower Advisors is a Boston-based independent RIA founded by co-managing partners Lawrence Glazer, Steven Dimitriou, and Lloyd Glazer, offering private wealth management, retirement plan consulting, and foundation and endowment advisory services to high-net-worth individuals, retirement plans, charitable organizations, and institutional clients. The firm's team of 33 professionals brings a multigenerational approach to financial planning, with an emphasis on preserving and growing client wealth through a scalable, customized infrastructure. Mayflower stands out among Boston RIAs for its substantial focus on retirement plans, a client mix that reflects the firm's institutional roots and broad advisory capabilities.

Key Insights

• Has 75.6% of their assets with Retirement Plans
• Works with high-net-worth individuals
• Lists 54.6% of their SMA assets with Fidelity/Nfs
• Offers: Financial Planning
• Advisory clients increased from 1,085 to 1,225
• Number of employees increased from 30 to 33
• Total AUM increased 21.7% ($4,779,428,058 to $5,815,579,654)

9. 71 West Capital Partners | $5.51B AUM

71 West Capital Partners is one of Boston's newest independent RIAs, launched in November 2025 by co-founders Denis Cleary and Greg Devine, both former Managing Directors at UBS Financial Services. The firm brought approximately $6 billion in client assets from UBS upon launch, establishing itself immediately as a meaningful player in the Boston market. Operating with offices in Boston and Los Angeles and custodying assets through BNY Pershing, 71 West provides highly customized private wealth management services to ultra-high-net-worth individuals, families, foundations, and philanthropic organizations across the country. The founding partners, who began their partnership at Goldman Sachs in 2006, built one of UBS's most significant private wealth practices before making the leap to independence.

Key Insights

• This is a new RIA, first registered 09/01/2025
• Has 99.3% of their assets with High-net-worth individuals
• Works with high-net-worth individuals
• Lists 100.0% of their SMA assets with Pershing
• Offers: Asset Management, Estate Planning, and Financial Planning

10. Reynders, McVeigh Capital Management, LLC | $4.23B AUM

Reynders, McVeigh Capital Management is a Boston-based wealth management firm founded in 2005, specializing in sustainable investing and pairing rigorous investment management with values-aligned portfolio construction. The firm serves a broad client base including individuals, families, family offices, endowments, foundations, retirement plans, and trust departments from its office at 10 Post Office Square in Boston. Reynders McVeigh was built on a founding philosophy that sustainable investing and strong long-term returns are not in conflict, and the firm has maintained that commitment across multiple market cycles. Its team of 35 professionals, 17 of whom provide advisory services directly, custodies the majority of SMA assets with Fidelity/NFS.

Key Insights

• Has 68.2% of their assets with High-net-worth individuals
• Works with high-net-worth individuals & accredited investors
• Lists 75.2% of their SMA assets with Fidelity/Nfs
• Offers: Charitable Giving, Estate Planning, and Financial Planning
• Advisory clients decreased from 786 to 757
• Number of employees increased from 34 to 35
• Total AUM increased 7.9% ($3,916,569,543 to $4,227,841,161)

Closing Thoughts

Boston's RIA market is defined by a remarkable range, from century-old fiduciary institutions that have managed wealth across seven generations to brand-new independents arriving with billions on day one. 

For asset managers, ETF issuers, and wealthtech companies looking to engage the Boston RIA market with precision, AdvizorPro gives you the data, firmographic filters, and intelligence tools to identify the right firms and the right contacts.

 Book a quick demo to see how distribution teams are using AdvizorPro to break into markets like Boston faster and smarter.

About AdvizorPro

AdvizorPro is the advisor intelligence platform built for asset managers, ETF issuers, wealthtechs, and distribution teams that need to identify, prioritize, and engage financial advisors. With verified data across 750,000+ RIAs, family offices, and broker-dealers, combined with AI-powered lead scoring, TrafficIQ visitor intelligence, native CRM integrations, and now direct connectivity to Claude and ChatGPT, AdvizorPro powers the go-to-market strategies of leading firms across the wealth management ecosystem.