Sigma Connected

Verified profile
3/5 · Glassdoor
OA500 Top 500, 2026 Source Partner - inactive badge
Company at a glance
Employee range
2001-5000
Estimated headcount
Annual revenue
£96.6M
FY2025 · reported
Revenue growth
+1.8%
FY2025 vs FY2024
Delivery countries
2
Company listing
Executive profiles
42+
Updated 5 Nov 2026
News items tracked
39+
Updated 31 Oct 2026

A deeper view of Sigma Connected

Senior leadership movement from OA Explorer.

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Executive backgrounds

Where Sigma Connected's executives worked before.

29%

of executives came from other outsourcing firms. 12 of 42 executives with a known career history.

  • Capita 3 7%
  • Teleperformance Global Services 2 5%
  • Other outsourcing firms 7 17%
  • No prior industry tenure 30 71%

Each executive is counted once, under their most recent prior outsourcing employer. Counts are rounded by OA Explorer.

Company relationship graph

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Overview

Company Overview

Identity. Sigma Connected is a customer-contact outsourcer that delivers energy, water, financial-services, telecoms and insurance programmes for United Kingdom clients, with most of its delivery capacity in Cape Town. — "We deliver a wide range of customer contact solutions for some of the largest and best known brands." The Sunday Times release gives the headquarters city. — "The Birmingham-headquartered company" The firm describes its own character. — "We are not just another business process outsourcing provider. We are a people company, built on the power of human connections." The firm's footer gives the service countries. — "Sigma delivers a wide range of customer contact services in the UK, South Africa, Australia and America."

Founding and group. The history page dates the founding. — "Founded in 2011, Sigma Connected employs over 5,000 people across the UK and South Africa, delivering services to clients across the UK." The same page says how small it began. — "founded in 2011 with 20 employees, we have grown into a global partner supporting blue-chip clients across multiple sectors" The firm is part of a larger group. — "Sigma Connected is a Digicall Group company."

Strategic thesis. The firm sells regulated customer contact with an offshore base. — "We provide outsourced customer experience solutions 24 hours a day, 7 days a week, 365 days a year." It describes its operating platform as built in-house. — "Built entirely in-house, it brings together workflow automation, customer and account management, operational insight, AI-enabled capability, and governance into a single connected platform" The commercial reading is a UK-facing outsourcer that bases most of its delivery in South Africa.

Endnote

Sigma Connected is a Digicall Group customer-contact outsourcer with the majority of its business in Cape Town, delivering collections, complaints and customer service for energy, water, financial-services, telecoms and insurance clients. It states a workforce of over five thousand and has changed its chief executive, with its leadership page and the directory profile not yet updated. Revenue is covered under Ownership, Financials & Scale. A buyer should obtain the filed accounts, current headcount by country, client references and the new leadership structure before contracting.

Services & Capabilities

Service lines. The home page lists the lines. — "Customer services Collections Complaint management Customer acquisition"

Vulnerable customers. The firm's debt-support service is called ReachOut. The case-study index shows its use with a local authority, with the client named in the title. — "how Barnet Council used ReachOut to re-engage residents struggling with council tax arrears"

Offshore delivery. The case-study index leads with a move of an energy supplier's operations. — "Helping a major UK energy supplier move complex customer operations to South Africa"

Cost claims. The case-study index carries a cost headline. — "Strengthening customer experience while cutting costs by 40%" The result is the firm's own and the index gives the programme only by sector.

Industries. The home page lists the sectors. — "Government services Insurance services Energy Water Financial services Telecommunications Retail & Ecommerce Travel & tourism"

Client Base & Market Position

Client evidence. The firm names few clients on its own pages. The case studies are headed by sector and a few carry client names. — "How Sigma Connected and Oakbrook worked together to improve customer conversations, engagement and outcomes" A second names a software platform used by an energy supplier. — "How Sigma Connected gets the best from Kraken" The pages also describe clients as large and best known, without a list.

Partnerships. The press page records trade coverage of a strategic link with a debt-collection group. — "The strategic link-up will see Sigma Connected and TDX Group working closely on white label customer service support" The article gives no volumes.

Analyst recognition. The home page cites an analyst placement. — "Sigma Connected has been recognised as a Major Contender in the 2024 Customer Experience Management PEAK Matrix" The about page lists employer and sector awards. — "Accredited as a top UK employer in 2023, 2024 and 2025 by The Sunday Times" A later release says the firm was the only business-process outsourcer on that list. — "The company is the only business processing outsourcer appearing on the coveted list."

Regulatory standing. The about page lists the firm's regulated status and certifications. — "FCA regulated ISO 27001 certified in relation to our Information Security Management System ISO 9001 certified in relation to our Quality Management System PCI DSS compliant"

Record and Tier Note

  • The directory lists fewer industries and services than the firm. The directory names four sectors and two services, while the firm lists more sectors and service lines.

Delivery Infrastructure & Operations

Cape Town. The history page describes the offshore base. — "Now operating across five sites in and around the city, the majority of our business is rooted here" It gives the length of the offshore operation. — "10 years of pioneering offshore delivery in Cape Town, South Africa" The timeline marks a site expansion. — "Major site expansion with our new operation in Paarl, Western Cape."

Paarl expansion. A release gives the plan. — "as it looks to create 250 new jobs in phase one, rising to 1,000 roles in the coming years" The plan is a target and the release is nearly two years old, and the firm has not published a later headcount for the site.

Township model. The impact-sourcing page describes how the firm recruits. — "In 2022 we became the first GBS operation to open a contact centre in the Mitchells Plain township in Cape Town." It gives its recruiting mix. — "over 60% of our South African workforce is recruited through Impact Sourcing" The UK share is lower. — "Around 20% of our new employees in the UK are recruited this way."

UK sites. The release gives the UK employee count. — "The accreditation is based on the rating its 1309 UK employees provided through the company" The footer lists United States and Australian service, and the pages give no site list for either country.

Security. The firm's certifications are listed in Client Base & Market Position. The pages give no certificate numbers or audit dates.

Ownership, Financials & Scale

Group and structure. The footer states the corporate structure. — "Sigma Connected Ltd is a wholly owned subsidiary and appointed representative of Sigma Connected Holdings Ltd" The about page describes the parent. — "Founded in South Africa in 2003 and operating internationally, Digicall Group partners with its valued clients" The history page says when it joined. — "Since being acquired by the Digicall Group in 2016, we have grown rapidly into an award-winning company." The pages name no shareholders of the Digicall Group.

Headcount. The firm states a workforce in the thousands. — "What started as a small business has grown into an organisation of over 5,000 people, supporting clients across different sectors and geographies." The firm's pages do not date that figure. A trade headline records job creation across the UK. — "M&S, Sigma Connected, Northern and Stagecoach create jobs across the UK" The entry carries a date. — "January 18 2023"

The history page marks growth milestones in turnover terms that carry no year or filing, and the directory's reported-revenue field carries no source or date.

No public revenue figure was found.

People, Leadership & Culture

Chief executive change. The firm's news page records a change. — "appointing Mike Harfield as Chief Executive Officer and Peter Doveren as Chief Growth Officer" The same article explains the departure of the previous chief executive. — "decision to step down as Chief Executive Officer and leave the business" The new chief executive is a co-founder. — "Mike co-founded Sigma Connected 15 years ago and, as COO, has been key in shaping its growth, operations and client relationships."

Leadership roster. The firm's leadership page lists a long roster. — "Andy Norbury Chief Operating Officer Andy Norbury is the Chief Operating Officer of Sigma Connected, bringing more than 25 years of leadership experience across customer operations, business process outsourcing, and business transformation." The page also lists a finance head. — "Andrew Law Chief Financial Officer" The roster has not been brought into line with the announcement, covered in the Record and Tier Note.

Operational leaders. A release names the South Africa delivery lead. — "has appointed specialist Errol van Graan to the new position of Director of Operational Delivery" The country manager is quoted in the Paarl release. — "Justus Fourie, Country Manager for Sigma Connected Group said:"

Culture and benefits. The careers page lists benefits and a learning tool. — "Employee Assistance Programme Recommend a friend bonus Wellbeing activities Medical Insurance Risk Cover" The learning tool is named. — "Our AI-led tool, Clever Nelly, helps all employees keep their knowledge fresh in a fun and engaging way"

Record and Tier Note

  • The chief executive has changed. The firm's news page names Mike Harfield as chief executive after the co-founder Gary Gilburd announced he is stepping down. The firm's leadership page still lists both co-founders under the chief executive title, and the directory profile names Gilburd as chief executive and Harfield as chief operating officer. — "Gary Gilburd Co-founder & Chief Executive Officer Learn More Mike Harfield Co-founder & Chief Executive Officer"

Technology & Innovation

ServiceOne. The firm presents its own platform. — "Built entirely in-house, it brings together workflow automation, customer and account management, operational insight, AI-enabled capability, and governance into a single connected platform" The pages give no usage figures or client counts for it.

AI tools. Trade coverage records a noise-cancellation partnership. — "Sigma Connected partners with IRIS on AI technology roll out" The coverage gives no outcome figures.

Training technology. The careers page names the learning tool and the induction. — "New Sigma Connected employees are given a full induction with a dedicated client trainer and various subject matter experts"

Strategic Assessment

Strengths

  • Regulated-sector depth. The firm states FCA regulation and lists its certifications.
  • Offshore scale. Cape Town holds the majority of the business, with a new Paarl site announced.
  • Recognised employer. The firm was on the Sunday Times list three years running.
  • Public-sector reference. The ReachOut service is shown with a local authority client.

Risks and Vulnerabilities

  • Leadership transition. The announcement says the chief executive is stepping down and the chief commercial officer is also moving on.
  • Stale public pages. The leadership page and the directory profile do not match the announcement.
  • Few named clients. The case-study index names a lender, a software platform and a council, and gives no client list.
  • Self-reported financial milestones. The turnover entries carry no year or filing.

Opportunities

  • Paarl ramp. The site targets a large jobs ramp.
  • Insurance and telecoms. Both are listed among the sectors served. — "Government services Insurance services Energy Water Financial services Telecommunications"
  • ServiceOne. The proprietary platform could support a margin story if the firm published usage.

Record and Tier Note

  • The founding year differs. The firm gives one year on its history page, and the directory gives the year before.
Headquarters
McLaren Building, Priory Queensway, B3, Birmingham, West Midlands, United Kingdom
Ownership
Private
Industries
Education, Energy & Utilities, Financial Services & Banking, Telecommunications

Details

Year founded
2010
Countries of fulfillment
South Africa, United Kingdom
Sectors
Finance & Accounting, Voice - Inbound

Contact information

Company website

LinkedIn

Company data

Services & delivery

What they do

  • Finance & Accounting
  • Voice - Inbound

Industries served

  • Education
  • Energy & Utilities
  • Financial Services & Banking
  • Telecommunications
Explore service capabilities

Workforce & hiring

Workforce composition

Rounded mix

Share of associated member profiles

Approximate distribution, rounded to 5 percentage points.

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Skills in the workforce

Selected skills
  • Customer Service
  • Communication
  • Microsoft Office
  • Problem Solving
  • Leadership

Skills listed by people associated with Sigma Connected.

Selected self-reported skills.

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Hiring locations

Selected examples
  • Cape TownSouth Africa
  • PaarlSouth Africa
  • City of Cape TownSouth Africa

Selected hiring locations. Vacancies may have closed.

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Scale & company milestones

Annual revenue

+1.8% YoY
£96.6M FY2025

Reported · Companies House filing

Leadership & connections

Executive appointments

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Executive contacts

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About Sigma Connected: Review and comparison

Sigma Connected delivers customer contact solutions to some of the world’s most recognized brands. The company focuses on enhancing every stage of the customer journey, including customer service, collections, complaint handling, sales support, and staff training. 

As part of the Digicall Group, Sigma Connected combines deep industry expertise with scalable, tech-enabled processes that adapt to the needs of multiple sectors.

Sigma Connected doesn’t settle for good enough; it drives continuous improvement through innovation, empathy, and a bold mindset. Operating across the UK and internationally, the business is committed to delivering better outcomes by putting people at the heart of every solution. 

It stands not just as a business process outsourcing provider, but as a strategic partner that helps organizations grow stronger relationships with their customers. 

Sigma Connected is powered by Digicall’s global capabilities and technological strength. It continues to redefine what great customer experience looks like by delivering measurable value through every conversation.

Sigma Connected Outsourcing

Sigma Connected provides expert outsourcing solutions across the UK, South Africa, Australia, and the United States. This industry leader supports clients across key sectors, including energy, water, financial services, retail, and telecommunications. 

Each of its outsourced services is unique to the demands of specific industries. Sector specialists at Sigma bring real-world experience, allowing them to address challenges with insight and precision. 

They work alongside client teams to deliver responsive, flexible support that evolves with business needs. Sigma Connected’s approach blends adaptability with deep industry knowledge, creating partnerships that improve customer outcomes and drive long-term value. 

Through seamless integration and a people-first mindset, this third-party solutions provider helps organizations scale effectively while maintaining service quality at every touchpoint.

Sigma Connected’s BPO services and pricings

Sigma Connected’s bespoke outsourcing solutions cover the following areas:

  • Customer Service 
  • Collections 
  • Complaint Management 
  • Customer Acquisition Services 
    • Inbound and Outbound Sales Solutions
  • ReachOut – This is a unique service designed to improve engagement with customers who are unaware of available support. Trained Pathfinders connect with individuals creditors can’t reach, offering guidance without discussing or collecting debt.
  • McLaren Credit Services 
  • Offshoring Solutions – Sigma Connected also delivers high-quality offshoring solutions through its established contact centres in South Africa. 

Sigma Connected’s pricing

Sigma Connected offers flexible pricing tailored to each client’s specific needs and service requirements. The team works closely with businesses to provide transparent cost structures aligned with long-term goals. 

To learn more about pricing and available solutions, potential clients can contact Sigma Connected directly through the form on the company’s website.

How Sigma Connected outshines its competition

What sets Sigma Connected apart is its people-first approach. Every interaction, whether internal or external, is built on a real human connection. Its work culture values independence, curiosity, and collaboration, creating a workforce that listens, learns, and leads with purpose.

More so, Sigma Connected is well known for:

People-focused culture

At the heart of Sigma Connected lies a commitment to making a positive impact. The company fosters a supportive environment for all stakeholders, including clients, customers, employees, and the broader community. 

This unified approach, captured in its value of being AlwaysTogether, strengthens trust and drives long-term success.

Commitment to continuous improvement

Sigma’s drive to be AlwaysBetter fuels innovation and quality. Holding ISO 9001 and ISO 27001 certifications, the business delivers secure, high-quality service across all operations. 

Its flexible model, rooted in the AlwaysAdapting philosophy, positions the company to meet changing demands without compromising results.

Award-winning performance

Industry recognition reinforces Sigma Connected’s leadership. Honors like the Sunday Times Top UK Employer and multiple awards for customer and community support reflect a consistent standard of excellence. 

These accolades highlight both innovation and compassion, especially through initiatives such as ReachOut.

Regulatory confidence and security

Operating under FCA regulation and PCI DSS compliance, Sigma Connected maintains the highest levels of integrity and information security. This builds trust and solidifies its role as a reliable outsourcing partner.

Key executives

Gary Gilburd (CEO)

Gary brings over 25 years of experience leading large-scale contact centres across the UK and South Africa, specialising in early arrears and debt collection. 

For more than a decade, he has worked closely with the UK’s Energy Big Six. As CEO for the past six years, Gary leads investor strategy and external partnerships while staying closely involved in client relationships and driving new business growth for the group.

Mike Harfield (COO)

Mike is the Chief Operating Officer and co-founder of Sigma Connected, bringing over 20 years of industry experience to the role. He leads the company’s operational development and strategic direction, driving performance across all functions. 

Mike believes in creating real opportunities for people at every career stage. His collaborative leadership style complements that of CEO Gary Gilburd, forming the foundation of Sigma Connected’s continued growth and success.

Sigma Connected reviews and comparisons

Sigma Connected is an innovative customer experience outsourcing solutions provider in the UK. 

While we currently do not have any reviews for Sigma Connected, we suggest a comparison of the firm to other outsourcing providers in the UK, as well as in the US, South Africa, and Australia.

Sigma Connected’s contact information

Sigma Connected’s main headquarters is located in:

Headquarters location McLaren Building, Priory Queensway, B3, Birmingham, West Midlands, United Kingdom

Further, you may virtually reach out the company through the following contact information:

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