Brian Gallagher
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Brian Gallagher Email & Phone Number

Head of Enterprise Architecture - Global Wealth at Marsh McLennan at Marsh McLennan
Location: New York City Metropolitan Area, United States, United States 12 work roles 1 school
1 work email found @mmc.com 2 phones found area 212 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email b****@mmc.com
Direct phone (212) ***-****
LinkedIn Profile matched
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Current company
Role
Head of Enterprise Architecture - Global Wealth at Marsh McLennan
Location
New York City Metropolitan Area, United States, United States

Who is Brian Gallagher? Overview

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Quick answer

Brian Gallagher is listed as Head of Enterprise Architecture - Global Wealth at Marsh McLennan at Marsh McLennan, based in New York City Metropolitan Area, United States, United States. AeroLeads shows a work email signal at mmc.com, phone signal with area code 212, and a matched LinkedIn profile for Brian Gallagher.

Brian Gallagher previously worked as SVP, Head of Enterprise Architecture - Global Wealth at Marsh Mclennan and VP, Head of Enterprise Application Architecture at Marsh Mclennan. Brian Gallagher holds Mathematics And Computer Science from Lanphier High School.

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Email format at Marsh McLennan

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{first}.{last}@mmc.com
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AeroLeads found 1 current-domain work email signal for Brian Gallagher. Compare company email patterns before reaching out.

Profile bio

About Brian Gallagher

As an accomplished Senior Enterprise Architect with 20 years of experience and a key leader of the Global Strategy & Architecture team, I am accountable for driving Marsh McLennan's strategic direction representing all architecture disciplines for our core platforms. I lead teams of senior architects to transform business process, application, security, and data layers into secure and efficient solutions while applying lightweight architectural governance. My drive is to partner with senior executives to craft a vision into an actionable technology roadmap that works in alignment with business objectives.● Leadership: Experience with a leadership style which fosters accountability, transparent communication, and innovation; Build, lead, and leverage a high performing team focused on top talent development, delivering differentiating value, driving operational efficiency, and an inclusive culture that values the diversity and engagement of people and teams● Strategy & Planning: Demonstrated strategic thinking abilities and an enterprise-wide perspective; Develop enterprise application strategy, planning framework, objectives, and metrics; lead cross-functional initiatives; prepare business plans, and other materials for functional leaders for an organization of 81,000 experts in risk, strategy and people● Innovation & Emerging Technology: Anticipate and respond to major technology evolutions, industry trends, and emerging technologies in anticipation of new business opportunities to ensure stakeholder satisfaction and industry leadership● Governance: Define and implement sustainable and scalable governance processes for the organization's technological architecture, programming, development and maintenance while also ensuring appropriate risk control● Experience: Expertise in engineering and enterprise architecture on critical, scalable, and flexible systems including cloud native development, modern core technologies, 12 factor application development, Apigee, Microservices, APIs, Node.js, .NET Core, React, TypeScript, SQL Server, Microsoft Graph API, NoSQL, Azure DevOps, GitHub Enterprise, CI/CD pipelines, C#, JavaScriptRELEVANT SKILLSPython, Dremio, MongoDB, Camunda, Kafka, Azure Cloud, Docker, KubernetesDDD, Event Driven Communication, Microservice Architecture, Agile, Open Source, IaaS, PaaSMicrosoft 365, PnP, SharePoint Online, Microsoft Teams, SPFx, VivaPower Platform, Data & Analytics, Microsoft Cognitive Services, Bot Framework, NLP, AIGood working knowledge of TOGAF enterprise framework, Google Cloud Platform and AWS

Listed skills include Leadership, It Strategy, Information Technology, .Net, and 46 others.

Current workplace

Brian Gallagher's current company

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Marsh McLennan
Marsh Mclennan
Head of Enterprise Architecture - Global Wealth at Marsh McLennan
AeroLeads page
12 roles · 29 years

Brian Gallagher work experience

A career timeline built from the work history available for this profile.

Svp, Head Of Enterprise Architecture - Global Wealth

Current

New York, NY, US

  • Mercer, a business of Marsh McLennan (NYSE: MMC), is an asset management firm operating in more than 130 countries with over US$380 billion AUM and US$16 trillion under advisement helping more than 3,300 advisory and.
  • Define the application, data and technical architecture strategy for the US & Canada domain, aligning with overall technology strategy and MMC Enterprise architecture standards
  • Prepare and maintain application roadmaps for Mercer applications to ensure alignment with the Enterprise Technology Roadmap
  • Act as the Lead Enterprise Architect in the Global Software Catalogue for all applications in NAM domain, ensuring that all information in the architecture sections is current and accurate, each application is.
  • Provide guidance to the business, delivery teams and Solution Architects on the choice of solution architectures
  • Collaborate with domain architects across business units to drive innovation, re-use and simplification
Sep 2021 - Present

Vp, Head Of Enterprise Application Architecture

New York, NY, US

  • Marsh McLennan (MMC) is a global professional services firm, headquartered in New York City with businesses in insurance brokerage, risk management, reinsurance services, talent management, investment advisory, and.
  • Architect, design and develop high traffic global enterprise employee facing sites serving 98,000 global colleagues with complex Workday integrations, health & financial benefits, multi-lingual, audience targeting and.
  • Understand business drivers and capabilities that determine corresponding enterprise system designs in order to drive the organization's targeted business outcomes
  • Drive ownership of Enterprise Applications technology vision, strategy, roadmap and architecture
  • Recruited and mentored team of 40+ onshore/offshore architects, designers, developers, QA testers and administrators from design to go-live for Digital Workplace using Agile methodologies
  • Establish, govern and manage the SDLC and architectural processes for global Enterprise Applications team
May 2018 - Sep 2021

Lead Enterprise Cloud Architect

New York, NY, US

  • Team Lead for emerging technologies including conversational agents (chatbots), AI and Robotic Process Automation (RPA)
  • Lead evaluation and implementation of development frameworks, testing, CI/CD and DevOps pipelines
  • Comprehensive understanding of modern application development stacks
  • Solid understanding of regulated environments, security and privacy
  • Work collaboratively with peers from all divisions across MMC leading discussions, building consensus and encouraging adoption
May 2015 - May 2018

Enterprise Technical Architect

New York, NY, US

Sep 2013 - Apr 2015

Senior Solutions Architect

Round Rock, Texas, US

- Architect and develop enterprise solutions with various Microsoft technologies- Lead team of architects and developers to deliver timely solutions with business impact- Advise best practices for SharePoint implementations- Conduct performance optimization and issue resolution for production systems

Apr 2008 - Aug 2013

Director Of Global Credit Systems

Brookfield, Wisc., US

For the world's largest credit card processor, led and managed a development team responsible for architecting, developing, and maintaining a large, custom risk management solution built with Microsoft technologies.- Responsibilities included architecture design, logical database design, object-oriented development and support- Provided C-level executives.

2000 - 2008 ~8 yrs

President / Chief Software Architect

Future Consulting Inc.
Sep 1997 - Jun 2000

Lead Developer, Ginnie Mae Mortgage Backed Securities

New York, NY, US

1997 - 1999 ~2 yrs

Sr. Programmer/Analyst

Montreal, Quebec, CA

Jun 1995 - Apr 1997

Sr. Programmer/Analyst

Basking Ridge, NJ, US

Dec 1994 - May 1995

Sr. Programmer/Analyst

Tuxedo Park, New York, US

Nov 1985 - Dec 1994
1 education record

Brian Gallagher education

  • Lanphier High School
    Lanphier High School
    Mathematics And Computer Science
FAQ

Frequently asked questions about Brian Gallagher

Quick answers generated from the profile data available on this page.

What company does Brian Gallagher work for?

Brian Gallagher works for Marsh McLennan.

What is Brian Gallagher's role at Marsh McLennan?

Brian Gallagher is listed as Head of Enterprise Architecture - Global Wealth at Marsh McLennan at Marsh McLennan.

What is Brian Gallagher's email address?

AeroLeads has found 1 work email signal at @mmc.com for Brian Gallagher at Marsh McLennan.

What is Brian Gallagher's phone number?

AeroLeads has found 2 phone signal(s) with area code 212 for Brian Gallagher at Marsh McLennan.

Where is Brian Gallagher based?

Brian Gallagher is based in New York City Metropolitan Area, United States, United States while working with Marsh McLennan.

What companies has Brian Gallagher worked for?

Brian Gallagher has worked for Marsh Mclennan, Dell Emc, First Data, Future Consulting Inc., and Deloitte & Touche Llp.

How can I contact Brian Gallagher?

You can use AeroLeads to view verified contact signals for Brian Gallagher at Marsh McLennan, including work email, phone, and LinkedIn data when available.

What schools did Brian Gallagher attend?

Brian Gallagher holds Mathematics And Computer Science from Lanphier High School.

What skills is Brian Gallagher known for?

Brian Gallagher is listed with skills including Leadership, It Strategy, Information Technology, .Net, Distributed Systems, Requirements Analysis, Sharepoint, and Sdlc.

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