Insights

Growth momentum HaysMac is actively expanding its leadership with new directors in media, marketing and advertising as well as social purpose, signaling a growth trajectory and potential cross-sell opportunities into these sectors with advisory, tax, and corporate finance services.

Strategic acquisition Recent acquisition of Green Square enhances corporate finance capabilities and growth-focused client support, creating avenues to offer integrated deal advisory, due diligence, and financing services to a broader client base.

Real estate focus Addition of tax director and strengthening corporate tax and property expertise align HaysMac with real estate clients seeking structuring, transaction support, and property-related advisory services.

Global reach As a founder member of MSI Global Alliance, HaysMac can position cross-border tax, audit, and advisory offerings to international clients and prospects seeking integrated multinational support.

Employer branding Recognition as a Best Places to Work reinforces a strong employer brand, enabling a sales approach that leverages client confidence through culture and talent quality when pitching to growth-oriented firms.

HaysMac Tech Stack

HaysMac uses 8 technology products and services including Adobe, Sitecore, JSON-LD, and more. Explore HaysMac's tech stack below.

  • Adobe
    Audio, Video, Graphics
  • Sitecore
    Content Management System
  • JSON-LD
    Javascript Frameworks
  • Swiper
    Javascript Libraries
  • Microsoft Azure
    Platform As A Service
  • X-XSS-Protection
    Security
  • Cloudflare Bot Management
    Security
  • EWWW Image Optimizer
    Web Platform Extensions

Media & News

HaysMac's Email Address Formats

HaysMac uses at least 2 format(s):
HaysMac Email FormatsExamplePercentage
FLast@haysmacintyre.comJDoe@haysmacintyre.com
96%
FirstLast@haysmacintyre.comJohnDoe@haysmacintyre.com
3%
First.Last@haysmacintyre.comJohn.Doe@haysmacintyre.com
1%

Frequently Asked Questions

Where is HaysMac's headquarters located?

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HaysMac's main headquarters is located at 10 Queen Street Place London, England ec4r 1ag United Kingdom. The company has employees across 5 continents, including EuropeAfricaAsia.

What is HaysMac's phone number?

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You can contact HaysMac'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 HaysMac's official website and social media links?

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HaysMac's official website is haysmac.com and has social profiles on LinkedIn.

What is HaysMac's NAICS code?

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HaysMac's NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does HaysMac have currently?

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As of June 2026, HaysMac has approximately 698 employees across 5 continents, including EuropeAfricaAsia. Key team members include Chief Financial Officer: B. W.Chief People Officer: S. A.Head Of Human Resources (interim): M. C.. Explore HaysMac's employee directory with LeadIQ.

What industry does HaysMac belong to?

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HaysMac operates in the Accounting industry.

What technology does HaysMac use?

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HaysMac's tech stack includes AdobeSitecoreJSON-LDSwiperMicrosoft AzureX-XSS-ProtectionCloudflare Bot ManagementEWWW Image Optimizer.

What is HaysMac's email format?

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HaysMac's email format typically follows the pattern of FLast@haysmacintyre.com. Find more HaysMac email formats with LeadIQ.

When was HaysMac founded?

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HaysMac was founded in 2001.

HaysMac

AccountingEngland, United Kingdom501-1000 Employees

HaysMac is a London-based chartered accountancy and tax advisory firm that provides services including audit and assurance, taxation and outsourcing, and business advisory and corporate finance. The company employs between 501 and 1,000 people and is headquartered at 10 Queen Street Place in London, United Kingdom. HaysMac is a member of MSI Global Alliance, an international network that was co-founded over 30 years ago and now comprises more than 250 mid-sized legal and accounting firms across more than 100 countries. Being part of MSI provides international guidance and support through alliance colleagues, and the firm is also a member of the UK trade and investment advisory network. Reported revenue is in the range of $25 million to $50 million.

Section iconCompany Overview

Headquarters
10 Queen Street Place London, England ec4r 1ag United Kingdom
Phone number
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
2001
Employees
501-1000

Section iconFunding & Financials

  • $25M$50M

    HaysMac's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    HaysMac's revenue is estimated to be in the range of $25M$50M

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