What Consultant Specialist Group Incorporated does

Consultant Specialist Group Incorporated operates as Specialist Staffing Group (SSG), the US operating brand of SThree plc, a London Stock Exchange-listed STEM workforce consultancy founded in 1986 and headquartered in Houston, TX. SSG places contract and permanent technical talent across engineering, life sciences, financial services, and enterprise technology through seven specialist brands — Progressive, Real, Huxley, Global Enterprise Partners, Computer Futures, and others — operating from 33 offices in 11 countries with a Global Employment Solutions platform covering 145 countries. The business model is fee-based specialist staffing, monetizing placements via contract margins and permanent placement fees, increasingly augmented by Global Employment Solutions (EOR / Agent of Record / International Contractor Solutions) that allow clients to engage STEM talent globally without setting up local entities. SThree plc's DACH region contributes more than 33% of Group revenue, while US Project Services generates approximately £30M annually; SThree reported FY2021 profit before tax of £60M, up 111% year-over-year, and the renewables vertical has grown 161% between FY2019 and FY2024.

Customer relationships are enterprise-led, with named clients including Schneider Electric, ENGIE, Infinis, and Arevon Energy, served through dedicated account managers and integrated compliance workflows. The competitive position rests on a 2,700+ consultant base, a unified candidate database spanning all seven brands, multi-jurisdictional EOR infrastructure, and a strong ESG profile (FTSE4Good, FT Climate Leaders, CDP B, Ecovadis). Senior leadership underwent substantial renewal between 2022 and 2026 under incoming CEO Timo Lehne, with new appointments including a US President, COO, CCO, Interim CFO, and additional NEDs, signaling an organization preparing for the next expansion phase rather than cost discipline.

Name

Consultant Specialist Group Incorporated

Legal name

Specialist Staffing Solutions Inc.

Website

https://specialiststaffinggroup.com

Company type

Public

Founded year

1986

Operating status

Operating

Headcount range

5,001–10,000 employees

Short description

Specialist Staffing Group is the US operating brand of SThree plc, a London-listed STEM workforce consultancy placing contract and permanent technical talent globally through seven specialist brands across 33 offices and 145 countries.

Ownership category

akta.pro rank

Product category

STEM Workforce Staffing & Recruitment Services

NAICS

Management Consulting Services (54161), Other Management Consulting Services (541618)

SIC

Services-Employment Agencies (7361)

akta.pro primary industry

Life Sciences & Biotech (R&D/Clinical) Staffing (BPACADAL)

akta.pro secondary industries

Electrical/Electronics & Embedded Systems Staffing (BPACADAF), Manufacturing, MSAT & Operations Staffing (API/Biologics/Cell & Gene) (HLAGAOAL)

Keywords

• STEM workforce recruitment
• Engineering staffing services
• Life sciences recruitment
• Global employment solutions
• Contract recruitment services

Headquarters

HQ city

Houston

HQ country

United States

HQ region

North America

Offices17 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. STEM Specialist Recruitment: Core staffing and recruitment services placing STEM professionals (scientists, technologists, engineers, mathematicians) in both contract and permanent positions across global markets. Revenue derived from placement fees and contractor margins.
2. Global Employment Solutions: Employer of Record (EOR), Agency of Record (AOR), and Independent Contractor Solutions (ICS) enabling organizations to hire internationally. Services include compliance management, global payroll, benefits administration, and contractor setup support across 145 countries.
3. Strategic Consulting: Workforce strategy consulting, advising businesses on STEM talent acquisition, skills gap analysis, and workforce planning to drive innovation and solve complex challenges.

Pricing tiers

Go-to-market motion3 records

Distribution channels6 records

Marketing channels6 records

Core offering

Specialist Staffing Group is a pure-play STEM workforce consultancy that advises businesses, builds expert teams, and delivers project solutions by placing scientists, technologists, engineers, and mathematicians in contract and permanent roles worldwide. The firm operates through specialist sub-brands (Progressive, Real, Huxley, Global Enterprise Partners, Computer Futures) and complements staffing with Global Employment Solutions covering Employer of Record, Agency of Record, and Independent Contractor Solutions in 145 countries.

Product overview

Specialist Staffing Group is the global STEM workforce consultancy operating since 1986. It operates as a platform of seven specialist recruitment sub-brands: Progressive (engineering), Real (life sciences), Huxley (financial services and fintech), and Global Enterprise Partners (enterprise technology — SAP, Oracle, Microsoft Dynamics, Salesforce). Supporting the core brands is Global Employment Solutions, offering Employer of Record, Agency of Record, and Independent Contractor Solutions across 145 countries. The portfolio also includes published research offerings: the STEM Skills Outlook (with Cebr, analyzing 42 economies through 2035), the annual STEM Workforce Report (surveying 5,000+ STEM professionals), and specialized reports such as the Cybersecurity workforce report.

Differentiator

Problem solved

Functional benefit

Brands

• Progressive: Engineering powerhouse partnering with organizations from dynamic startups to blue-chip multinationals, with expertise across utilities, manufacturing, oil and gas, and renewable energy sectors. Operates through 25+ global offices.
• Real
• Huxley
• Global Enterprise Partners
• Computer Futures

Products and services

• Specialist Staffing Group (STEM workforce consultancy) The global STEM workforce consultancy connecting sought-after STEM specialists with dynamic organizations across 11 countries; advises businesses, builds expert teams, and delivers project solutions to drive innovation across STEM sectors.
• Progressive Engineering specialist recruitment brand partnering with organizations from dynamic startups to blue-chip multinationals across utilities, manufacturing, oil and gas, and renewable energy sectors through 25+ global offices.
• Real Life sciences specialist recruitment brand delivering bespoke solutions across pharmaceutical and biotechnology, medical device and technology, clinical research, and healthcare communications and marketing sectors.
• Huxley Global recruitment brand for fintech, business intelligence, and strategic transformation solutions serving financial services, consumer, and technology sectors in long-term partnerships with banking and financial organizations.
• Global Enterprise Partners Enterprise technology solutions recruitment brand bringing agile expertise in SAP, Oracle, Microsoft Dynamics, and Salesforce to help organizations transform their enterprise technology landscape across North America, Europe, and Asia.
• Computer Futures Technology and IT specialist recruitment brand serving the US market, wholly owned by Specialist Staffing Group.
• Global Employment Solutions (EOR/AOR/ICS) Suite of global employment services enabling hiring across 145 countries without establishing legal entities, covering Independent Contractor Solutions (ICS), Agency of Record (AOR), and Employer of Record (EOR) models, including compliance management, global payroll, benefits administration, and international expansion support.

Quantifiable outcome

• DACH region grew from 4% to 27% share of net fees (2009-2012)
• +3 more outcomes

Named customers5 records

Segments6 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Four partnerships are on record, tiered core and minor.

• Aleto FoundationcoreStrategic or Co-development Partner · 1 January 2024Strong partnership continued in 2024 hosting comprehensive career support workshops for young professionals and students in STEM. Initiative provides essential career tools, insights, and builds workplace confidence, demonstrating commitment to supporting future STEM leaders.
• Social Shifters Global Innovation ChallengeminorStrategic or Co-development Partner · 1 January 2021Official partner of Social Shifters Global Innovation Challenge, a kickstarter programme for new STEM enterprises solving biggest challenges facing the world.
• Schneider ElectriccoreStrategic or Co-development Partner · 1 January 2021Partnership with Schneider Electric, recognized as one of the world's most sustainable companies, to build a diverse and inclusive workforce for the 21st century.
• EarthlyminorStrategic or Co-development PartnerPartnership with Earthly for carbon offsetting through funding of renewables projects. The company funds renewables projects through carbon offsetting in alignment with their ESG and climate action commitments.

Scale indicators10 records

Recent moves6 records

Expansion highlights2 records

Direct peers

• Aerotek (Allegis Group): Engineering, technical, and professional staffing arm of Allegis Group with strong US presence across manufacturing, energy, and technology verticals. Comparable to SSG's Progressive and Global Enterprise Partners brands on engineering and technical contract placement.
• Impellam Group: UK-listed STEM and professional staffing group operating specialist brands across science, technology, engineering, and healthcare. Closest UK peer to SSG in scale, brand architecture, and sector focus.
• Hays plc: LSE-listed global professional staffing group with deep exposure to STEM, life sciences, IT, and engineering verticals across UK, Europe, APAC and the Americas. Closest direct competitor to SSG given shared sector-specialist positioning and similar UK-listed parent structure.
• Robert Half International: Global professional staffing firm specializing in finance/accounting, technology, and administrative talent. Overlaps with SSG's Huxley (fintech) and Global Enterprise Partners (enterprise tech) brands on similar candidate profiles and enterprise clients.
• Insight Global: US-headquartered IT and engineering staffing provider serving enterprise clients across technology, financial services, and energy. Directly comparable to SSG's Computer Futures, Global Enterprise Partners, and Huxley brands on US enterprise STEM demand.
• Brunel International: Netherlands-based global staffing specialist focused on engineering, energy, and renewable energy project resourcing. Closest functional peer to SSG's Progressive brand given overlapping energy and engineering customer base.

Broad incumbents

• LHH (Adecco Group): Professional staffing and talent development arm of Adecco Group focused on leadership, project, and STEM talent. Overlaps with SSG's Huxley and Global Enterprise Partners brands on senior professional placements.
• ManpowerGroup: Global workforce solutions provider with specialist IT, engineering, and life sciences practices under the Experis brand. Comparable as a broad incumbent with overlapping STEM vertical exposure and significantly larger scale.
• Randstad N.V. Largest global staffing firm offering professional, IT, engineering, and life sciences staffing alongside broader workforce solutions. Larger, more diversified incumbent that competes with SSG across multiple STEM verticals, especially in Europe and the US.

Regional players

• Cpl Resources: Ireland-headquartered professional staffing group with strong UK and European presence in science, engineering, IT, and healthcare verticals. Comparable peer in European regional specialist staffing, though more concentrated in Ireland/UK.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/specialist-staffing-group

Revenue estimate

Valuation estimate

Number of profiles

Profiles16 records

Subsidiaries5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Consultant Specialist Group Incorporated