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Thomas Weisel Partners

Fintech · San Francisco, United States · Founded 1998

Specializes in the growth sectors of the economy, with deep domain expertise in Consumer, Energy, Healthcare, Internet, Media & Telecom, Metals and Mining, and Technology

Company overview

Thomas Weisel Partners company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
1998
Headquarters
San Francisco, United States
Employees
6,003
Open positions
None listed
Dealroom signal
58.6
Investment activity
47 companies · latest Jun 2011
Capital deployed
$1.4B
Preferred round
LATE VC
client focusb2bsub industryWealth ManagementsectorWealth ManagementindustryFintechsectorData AnalyticssectorPlanning

Valuation & funding

Thomas Weisel Partners funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
IPOExit Feb 2006 $0 Undisclosed
LATE VCEquity / VC Jan 2000 $100M $400M CalPERS
Showing 2 recorded eventsUnlock the complete deal history →

Financials

Workforce over time

Available workforce history. Financial fields without reported data are omitted.

YearEmployees
2026 6,003
2025 6,003
2024 6,003
2023 6,003
2022 6,003
2021 6,003
2020 5,551
Company filings, research estimates and Dealroom dataOpen the full financial model →

Growth signals

Thomas Weisel Partners website traffic

Latest recorded traffic for Thomas Weisel Partners is 2.1K monthly website visits, up 16.7% over the last three months. Thomas Weisel Partners's team grew 0% over the past year.

Latest monthly visits2.1K 3-month web change+16.7% 1-year team growth0%
Monthly website visits72 observations · Mar 2016–Jul 2026
Hover or focus a point to see its exact monthly valueCompare with peers →

Comparisons

Thomas Weisel Partners compared with similar companies

Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.

Showing 8 of the closest matchesCompare every metric →

Capital deployed

Thomas Weisel Partners investments and acquisitions

Recent portfolio relationships for companies that also act as investors or acquirers.

SoloPowerSan Jose, United StatesSoloPower is a producer of thin-film photovoltaic cells and modules that help solar electricity generation $220Mvaluation Guyana GoldfieldsToronto, CanadaCanadian based mineral exploration company primarily FRSSan Mateo, United StatesScientifically advanced formula delivering natural energy, improved athletic performance, mental function, and immune support Roxro PharmaMenlo Park, United StatesRox-888 and rox-828, drugs developed for the treatment of pain $171Mvaluation AssertioNewark, United StatesA leading commercial pharmaceutical company bringing differentiated products to patients $120Mvaluation CJ AffiliateSanta Barbara, United StatesScalable and sustainable growth for brands, publishers, and creators through meaningful partnerships in the affiliate marketing ecosystem AcusphereLexington, United StatesSpeciality pharmaceutical company developing cardiovascular drugs for the detection of coronary artery disease $3.7Mvaluation Incentive SystemsBedford, United StatesCommercial software vendor that delivers incentive compensation management systems $10Mvaluation Santur CorporationFremont, United StatesDefault Parallels Small Business Panel Page $52Mvaluation QuantumShift CommunicationsNovato, United StatesA complete, tailored solution that gives businesses greater control over communications services & reduces costs $128Mvaluation AligoSan Francisco, United StatesSmart meeting scheduling and touchless desk booking for a safer, more efficient workplace AP EnginesUnited StatesThe industry's only complete oss integration platform for telephony and broadband service providers $120Mvaluation

Talent graph

Thomas Weisel Partners's talent

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Team profiled 262 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 3 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

2 investors on Thomas Weisel Partners's cap table

Sourced from Dealroom's funding and investor records.

Series B+ 1 investor entered at this stage
CalPERS
Other known 1 additional known investor
Elizabeth Thomas Baldauf

Global footprint

Where Thomas Weisel Partners has talent and traffic

Workforce by country
🇺🇸 United States · San Francisco HQ
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In the news

Latest news about Thomas Weisel Partners

Recent press, funding announcements, and product moves mentioning Thomas Weisel Partners — open to read from the original sources.

See all news

Market sentiment

What the market is saying about Thomas Weisel Partners

An AI-synthesized read of the highest-engagement posts about Thomas Weisel Partners on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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