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Brian Callahan Email & Phone Number

Global Brand and Corporate Communications Leader at Semarchy
Location: Greater Boston, United States, United States 12 work roles 1 school
1 work email found @att.net 5 phones found area 617, 508, and 866 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 5 phones

Work email b****@att.net
Direct phone (617) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Global Brand and Corporate Communications Leader
Location
Greater Boston, United States, United States

Who is Brian Callahan? Overview

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Quick answer

Brian Callahan is listed as Global Brand and Corporate Communications Leader at Semarchy, based in Greater Boston, United States, United States. AeroLeads shows a work email signal at att.net, phone signal with area code 617, 508, 866, and a matched LinkedIn profile for Brian Callahan.

Brian Callahan previously worked as Vice President of Corporate Communications & Principal at Compass Communications Consulting Llc and Senior Director, Marketing & Corporate Communications at Netcracker Technology. Brian Callahan holds B.A., English (Publishing), Journalism And Mass Communication from Hofstra University.

Company email context

Email format at Semarchy

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{first}{last}@att.net
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AeroLeads found 1 current-domain work email signal for Brian Callahan. Compare company email patterns before reaching out.

Profile bio

About Brian Callahan

High-impact executive with extensive experience building or reorganizing global corporate communications functions so they deliver exceptional results. Ongoing success in helping organizations expand awareness or reposition themselves to broader target audiences across various industries and market segments for enterprises ranging from startups to multi-billion-dollar international businesses. Industries served include technology (CRM, Software, Hardware, Security, AI, Virtualization, Infrastructure, Storage, BPM, Decisioning), life sciences, medical devices, financial services, insurance, healthcare (payer & provider), telco & cable, public sector, consumer goods, services, manufacturing, and distribution.My focus over much of my career has been on building brands and corporate awareness functions and leading transformative communications programs and initiatives that deliver business results and thought leadership. As a manager, I have a strong record of building high-performance communications teams. I am a collaborative team player who is not afraid to roll up my sleeves and lead by example, aligning executive stakeholders and managing resources to deliver exceptional results. Email: bc.callahan21@gmail.comPhone: 508-440-7628Core Competencies:• Communications Leadership & Strategy• Internal Communications & Employee Engagement• Executive Communications, Speechwriting & Presentations• External Communications & Public Relations• Content Management, Copywriting, Editorial Management, Editing & Proofreading• Thought Leadership & Storytelling• Agency Management• Digital Communications & Marketing• Speaking Opportunities• Social Media Content & Blogging• Search Engine Optimization (SEO)• Brand Awareness, Management & Affinity• Customer References & Marketing• Influencer & Analyst Relations• Strategic & Integrated Communications• Press Releases, Media Relations & Media Training• Crisis Communications & ManagementAccomplishments:• Previously ranked in the top 2% in ExecRank’s “Top Communications Executives for Public Companies.”• Chairman's Award Finalist at Pegasystems• Led change management communications through more than 25 mergers and acquisitions for enterprises ranging from SMB's through large, international businesses. • Initiated, led and managed multiple communications agency selection processes across the globe. • Rebranded and repositioned multiple businesses to drive greater overall awareness and affinity.• Launched or rejuvenated many customer reference and marketing programs to provide third-party validation.

Listed skills include Corporate Communications, Marketing Communications, Media Relations, Integrated Marketing, and 46 others.

Current workplace

Brian Callahan's current company

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Semarchy
Semarchy
Global Brand and Corporate Communications Leader
Boston, MA, US
AeroLeads page
12 roles · 29 years

Brian Callahan work experience

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

Global Brand And Corporate Communications Leader

Boston, MA, US

Vice President Of Corporate Communications & Principal

Current
  • Founded an independent marketing communications consultancy specializing in transformational projects and change management for clients like Cisco Systems (NASDAQ: CSCO), Waters Corporation (NYSE: WAT), and Net at.
  • Grew my consulting business 500% from year one to year two, with incremental business growth in the following years.
  • Built and launched Cisco’s first global Partner Communications function, communicating to indirect sellers who are responsible for 90% of Cisco’s $53B in revenue.
  • Led internal communications programs for Waters’ Global Service, Commercial Operations, Research & Development (R&D), and core Waters Division, achieving 83% open and clickthrough rates on communications (industry.
  • Directed multiple change management communications programs across all clients, ensuring successful transitions through leadership changes, strategic shifts, and other change management initiatives.
Feb 2019 - Present

Senior Director, Marketing & Corporate Communications

Waltham, MA, US

  • Reorganized and led global corporate communications, marketing, and branding for Netcracker, reporting to the Chief Strategy Officer. Led rebranding post-NEC acquisition, managing a team of three. Oversaw.
  • Boosted PR coverage and awareness by 50% YoY in business and IT media, enhancing company visibility.
  • Amplified website traffic by 36% and improved search engine rankings by more than 20 positions.
  • Increased sales leads by 30% while also driving higher quality leads through target account campaigns.
  • Established an internal communications function, improving corporate employee engagement scores by 44%.
May 2018 - Jan 2019

Senior Director, Global Communications

Round Rock, Texas, US

  • Senior Director, Global Sales Communications & Customer Reference Marketing (2016 – 2018)Senior Director, Global Sales & Partner Communications (2014 -2016)As a member of the Global Communications leadership team for.
  • Achieved 87% open and clickthrough rates on executive and internal communications (industry benchmark is 54%).
  • Multiplied traffic and followers on EMC and Dell partner digital platforms (social media, partner portal, partner mobile app) by 5x.
  • Established Dell’s Customer Reference & Marketing team, improving thought leadership content and launching 6 customer campaigns in the first year after the Dell and EMC merger.
Jul 2014 - Apr 2018

Global Director Of Corporate Communications

Cambridge, MA, US

  • Orchestrated the reorganization of Pegasystems’ communications function, expanding focus to business and high-level IT media, supporting rapid revenue growth. Led global marketing agency selections, streamlining.
  • Ranked in the top 2% of ExecRank’s “Top Communications Executives for Public Companies.”
  • Chairman’s Award finalist.
  • Published a best-selling book with Pega’s CEO, driving thought leadership campaigns and increasing the sales pipeline by 33%.
  • Developed and launched horizontal (BPM, CRM & Customer Experience) and vertical (financial services, insurance, healthcare, public sector) communications program securing a top 3 position in share of voice (SoV) in all.
Sep 2008 - Jul 2014

Director Global Marketing Communications

  • Led marketing communications, content, and branding for DataSynapse, reporting to the President and later the Chief Marketing Officer. Established a global communications function and agency network in under two.
  • Generated a leading top 5 industry share of voice via earned media relations in less than six months.
  • Drove 400% improvement in web visitor time on page and 30 position improvement in search engine rankings.
Jan 2008 - Sep 2008

Senior Marketing Communications Manager - Americas

Delft, ZH, NL

  • Directed global communications, messaging, and brand for the Americas region for a global mid-market ERP & SaaS leader. Led communications strategy and execution through more than 17 acquisitions for Exact, including.
  • Oversaw global communications for the Americas, unifying marketing functions for six operating divisions of Exact Software North America.
  • Developed all PR initiatives, delivering a leading industry share of voice (SoV) in less than twelve months.
Aug 2003 - Dec 2007

Marketing Communications Freelancer

Self-Employed
2001 - 2003 ~2 yrs

Senior Account Representative

Lois Paul & Partners (A Fleishman-Hillard Company)
2001 - 2001

Senior Account Executive

1999 - 2001 ~2 yrs
1 education record

Brian Callahan education

  • Hofstra University
    Hofstra University
    Journalism And Mass Communication
FAQ

Frequently asked questions about Brian Callahan

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

What company does Brian Callahan work for?

Brian Callahan works for Semarchy.

What is Brian Callahan's role at Semarchy?

Brian Callahan is listed as Global Brand and Corporate Communications Leader at Semarchy.

What is Brian Callahan's email address?

AeroLeads has found 1 work email signal at @att.net for Brian Callahan at Semarchy.

What is Brian Callahan's phone number?

AeroLeads has found 5 phone signal(s) with area code 617, 508, 866 for Brian Callahan at Semarchy.

Where is Brian Callahan based?

Brian Callahan is based in Greater Boston, United States, United States while working with Semarchy.

What companies has Brian Callahan worked for?

Brian Callahan has worked for Semarchy, Compass Communications Consulting Llc, Netcracker Technology, Dell, and Pegasystems.

How can I contact Brian Callahan?

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

What schools did Brian Callahan attend?

Brian Callahan holds B.A., English (Publishing), Journalism And Mass Communication from Hofstra University.

What skills is Brian Callahan known for?

Brian Callahan is listed with skills including Corporate Communications, Marketing Communications, Media Relations, Integrated Marketing, Strategy, Marketing, Social Media Marketing, and Internal Communications.

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