Insights

Market Position J.W. Terrill is a large independent broker now part of Marsh & McLennan Agency with a substantial premium base and a footprint in midwestern and national markets, suggesting cross-sell potential across Marsh MMA client cohorts and access to broader product suites.

Ownership & Growth Recent acquisitions and leadership hires within MMA indicate an active growth strategy and integration of specialized brokerage talent, creating opportunities to approach newly integrated clients for risk management, employee benefits, and expanded brokerage services.

Expansion Potential With a revenue range between $500M and $1B and a large employee base, there is potential to upsell integrated solutions such as advanced risk management, loss control, and digital benefits administration to existing substantial client accounts.

Tech Enablement Adoption of tools like The Trade Desk, QlikView, InVision and other platforms signals openness to data-driven underwriting, analytics, and marketing automation opportunities to tailor risk management and benefits proposals.

Strategic Partners As part of Marsh & McLennan Agency, there is access to broader carriers, program admin capabilities, and managed services which can be positioned to mid-market clients seeking comprehensive coverage, captive solutions, or self-insured program optimization.

J.W. Terrill, a Marsh & McLennan Agency LLC company Tech Stack

J.W. Terrill, a Marsh & McLennan Agency LLC company uses 8 technology products and services including Microsoft Advertising, Qlik, Zoom Phone, and more. Explore J.W. Terrill, a Marsh & McLennan Agency LLC company's tech stack below.

  • Microsoft Advertising
    Advertising
  • Qlik
    Business Intelligence
  • Zoom Phone
    Communications Technology
  • Pardot
    Marketing
  • Capital IQ
    Marketing Analytics
  • Wistia
    Online Video Platforms
  • Bash
    Operating Systems & Computing Languages
  • Java
    Programming Languages

Media & News

J.W. Terrill, a Marsh & McLennan Agency LLC company's Email Address Formats

J.W. Terrill, a Marsh & McLennan Agency LLC company uses at least 2 format(s):
J.W. Terrill, a Marsh & McLennan Agency LLC company Email FormatsExamplePercentage
FLast@jwterrill.comJDoe@jwterrill.com
82%
First.Last@jwterrill.comJohn.Doe@jwterrill.com
16%
F.Last@jwterrill.comJ.Doe@jwterrill.com
2%
First.Last@marshmma.comJohn.Doe@marshmma.com
97%
FirstL@marshmma.comJohnD@marshmma.com
2%
FirstLast@marshmma.comJohnDoe@marshmma.com
1%

Frequently Asked Questions

What is J.W. Terrill, a Marsh & McLennan Agency LLC company's phone number?

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You can contact J.W. Terrill, a Marsh & McLennan Agency LLC company's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is J.W. Terrill, a Marsh & McLennan Agency LLC company's official website and social media links?

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J.W. Terrill, a Marsh & McLennan Agency LLC company's official website is marshmma.com and has social profiles on LinkedIn.

How much revenue does J.W. Terrill, a Marsh & McLennan Agency LLC company generate?

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As of July 2026, J.W. Terrill, a Marsh & McLennan Agency LLC company's annual revenue is estimated to be $250M - $500M.

What is J.W. Terrill, a Marsh & McLennan Agency LLC company's NAICS code?

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J.W. Terrill, a Marsh & McLennan Agency LLC company's NAICS code is 524 - Insurance Carriers and Related Activities.

How many employees does J.W. Terrill, a Marsh & McLennan Agency LLC company have currently?

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As of July 2026, J.W. Terrill, a Marsh & McLennan Agency LLC company has approximately 1K employees across 4 continents, including North AmericaEuropeAsia. Key team members include Vice President Of Communications: D. B.Owner: R. C.Owner: J. W.. Explore J.W. Terrill, a Marsh & McLennan Agency LLC company's employee directory with LeadIQ.

What industry does J.W. Terrill, a Marsh & McLennan Agency LLC company belong to?

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J.W. Terrill, a Marsh & McLennan Agency LLC company operates in the Insurance industry.

What technology does J.W. Terrill, a Marsh & McLennan Agency LLC company use?

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J.W. Terrill, a Marsh & McLennan Agency LLC company's tech stack includes Microsoft AdvertisingQlikZoom PhonePardotCapital IQWistiaBashJava.

What is J.W. Terrill, a Marsh & McLennan Agency LLC company's email format?

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J.W. Terrill, a Marsh & McLennan Agency LLC company's email format typically follows the pattern of FLast@jwterrill.com. Find more J.W. Terrill, a Marsh & McLennan Agency LLC company email formats with LeadIQ.
J.W. Terrill, a Marsh & McLennan Agency LLC company logo

J.W. Terrill, a Marsh & McLennan Agency LLC company

InsuranceMissouri, United States1001-5000 Employees

J.W. Terrill is a full-service risk management and employee benefits broker in the insurance industry. It provides services including commercial and personal insurance, surety bonds, loss-control services, risk management consulting, and administration of employee benefit programs for self-insured businesses. Founded in 1972, the company is based in the St. Louis area and operates from Chesterfield, Missouri. Since joining Marsh & McLennan Agency in 2015, it operates as a Marsh & McLennan Agency LLC company, aligned with a broader network while maintaining its independent brokerage identity. The firm's client base includes businesses and individuals seeking integrated risk management and benefits solutions, including self-insured organizations. Within MMA, the network has continued to evolve in 2026, with leadership appointments and acquisitions such as the TriBridge Partners transaction, reflecting ongoing expansion.

Section iconCompany Overview

Phone number
NAICS Code
524 - Insurance Carriers and Related Activities
Employees
1001-5000

Section iconFunding & Financials

  • $250M - $500M

    J.W. Terrill, a Marsh & McLennan Agency LLC company's revenue is estimated to be in the range of $250M - $500M

Section iconFunding & Financials

  • $250M - $500M

    J.W. Terrill, a Marsh & McLennan Agency LLC company's revenue is estimated to be in the range of $250M - $500M

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