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Engineering Agencies

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Donatech Corporation

Donatech Corporation is a niche talent provider with coast-to-coast reach, specializing in engineering and scientific, professional and IT, and skilled trades hiring while also delivering payroll solutions for clients that need a compliant employer-of-record option. Founded more than 35 years ago as an embedded software company, the business has evolved into a national staffing partner with employees working in 30+ states and experience supporting numerous metropolitan markets. Donatechs model is built around enterprise delivery through managed service provider (MSP) programs and vendor management systems (VMS); in recent years MSP channels have represented the overwhelming majority of revenue, reflecting the companys focus and operational alignment to this model. As a preferred supplier across established programs run by Allegis, Kelly OCG, Acro, Adecco, Broadleaf Results, GRI and others, Donatech consistently performs against scorecards that emphasize activity, quality, time to fill, price, and compliance. The firms service portfolio spans temporary staffing, temp-to-perm, and direct placement/search, enabling clients to flex between contract, contract-to-hire, and permanent recruitment depending on project timelines and budget. For candidates, Donatech offers responsive support and representation tailored to individual preferences, including remote work considerations, per diem needs, business travel, advancement goals, and clearance management, underscoring a people-first approach. With deep roots in engineering and technology, the company supplies technical employees across disciplines ranging from R&D and embedded systems to manufacturing, maintenance, and infrastructure support, aligning talent to complex enterprise environments at scale. Headquartered in Fairfield, Iowa, Donatech couples small-business attentiveness with big-program execution, integrating seamlessly with MSP-VMS workflows, maintaining rigorous onboarding and payroll processes, and delivering measurable outcomes that help clients reduce cycle times and total cost while improving workforce quality and compliance.

Temporary StaffingPermanent RecruitmentPayrolling/EORSoftware DevelopmentCybersecurityData ScienceDefenseConsumer Goods ManufacturingIndustrial Machinery

HQFairfield, United States

The Harrison Group, LLC

The Harrison Group, LLC is a specialized recruitment firm focused on executive and technical hiring, proudly serving employers and professionals since 1996. The company connects organizations with senior leaders and highly skilled specialists across technology and engineering-driven markets, delivering executive search, permanent placement, and contract staffing solutions designed to match each clients hiring strategy, urgency, and budget. Its website supports both audiences with a dedicated job search function for candidates and comprehensive resources for clients, complemented by a long-running blog that covers interview preparation, resume best practices, talent management, and broader career advice. The Harrison Groups consultative approach begins with in-depth discovery to clarify business objectives, role scope, success metrics, and culture, followed by targeted market mapping, proactive sourcing, and rigorous screening to ensure both technical competency and leadership fit. For executive searches, the firm conducts discreet, research-led processes that emphasize confidential outreach, structured assessment, and stakeholder alignment. On the technical side, it recruits across software development, IT infrastructure, cybersecurity, data disciplines, and telecom, as well as mechanical, electrical, and industrial engineering roles that support product development, manufacturing, and automation initiatives. Clientsfrom growth-stage innovators to established enterprisespartner with The Harrison Group to fill critical positions in sectors such as software, telecommunications, automotive, aerospace, industrial machinery, and consumer goods manufacturing, benefiting from a network cultivated over decades and a disciplined commitment to speed without compromising quality. Candidates gain personalized guidance on resumes, interviewing, and market navigation, with practical insights drawn from real-world hiring experience. Whether scaling project teams through contract engagements or building long-term capability with strategic permanent and executive hires, The Harrison Group, LLC remains a trusted, results-driven recruitment partner recognized for its longevity, professionalism, and focus on outcomes that endure.

Exec Search & Interim MgmtPermanent RecruitmentContract StaffingSoftware DevelopmentCybersecurityData ScienceDefenseConsumer Goods ManufacturingIndustrial Machinery

HQAnnapolis, United States

Spencer Riley

Spencer Riley is an international executive search and recruitment consultancy with a decade-plus track record of “connecting excellence” for clients and candidates worldwide. Headquartered in Leeds and part of the XCE Group, the firm specializes in board, executive and strategically important leadership hires while also delivering critical mid-senior permanent appointments. Sector-focused consultants bring deep domain knowledge across Healthcare & Life Sciences (including pharmaceuticals, biotechnology, clinical research and trials, medical devices and medical aesthetics), Manufacturing & Engineering (construction and civil engineering, industrial and environmental services, safety and defence, nuclear, and advanced industrial automation), and Technology-led markets (AV technology and digital assets/Bitcoin), alongside coverage of facilities management, professional services and logistics. Spencer Riley’s service model is structured around three clear offerings: Connect, an exclusive solution for lower-level or non-urgent roles with tailored sourcing and screening; Assure, a retained, confidential executive search methodology for urgent, high-impact or sensitive mandates; and Partner, an embedded total talent partnership that delivers end-to-end RPO, employer branding, workforce planning and talent analytics for organizations scaling at pace. Known for tenacity, integrity, a people-first ethos and transparent communication, the team maps markets globally, proactively headhunts scarce talent, and manages each process with rigor and pace to ensure cultural and capability fit. Their international footprint spans the UK, Europe, North America and APAC, with a proven ability to complete complex cross-border searches and relocation assignments. Long-term, value-added relationships sit at the heart of their approach: consultants invest in understanding each client’s strategy and each candidate’s aspirations, then align them to create enduring outcomes that drive commercial impact and change lives. From niche technical leadership through to enterprise commercial roles, Spencer Riley consistently delivers tangible results through a blend of specialist market insight, exhaustive search, and unwavering commitment to quality.

Exec Search & Interim MgmtPermanent RecruitmentRPOPharmaceuticalsBiotechnologyMedical DevicesSoftware DevelopmentCybersecurityData Science

HQLeeds, United Kingdom

Active (Pathways) Solutions

Active (Pathways) Solutions is a specialist recruitment partner focused on delivering skilled talent to the UK’s power transmission and distribution, utilities, high-voltage, and construction markets. Through its dedicated Power division, the firm recruits experienced Mechanical, Electrical, and Civil Engineering professionals across substation environments, cable works, and overhead line (OHL) projects, supporting Distribution Network Operators (DNOs) and contractors who require authorised and compliant personnel. The business is proud to supply many prestigious, high-profile substation and power initiatives throughout the UK and has built deep sector expertise over more than 20 years, underpinned by a robust network of experienced temporary workers who understand the safety, compliance, and authorisation standards unique to live networks and high-voltage environments. Complementing this capability, the Construction team provides a dependable workforce across Construction, Shopfitting and Interiors, Civil Engineering, and Mechanical & Electrical sectors, aligning short-term project needs and longer-term build programmes with suitably vetted trades, engineering, and site management professionals. Whether clients require rapid mobilisation of temporary crews, flexible contract specialists, or targeted permanent hires, Active (Pathways) Solutions prioritises compliance, authorisations, and right-to-work validation, ensuring candidates are safe, qualified, and ready to contribute from day one. Its consultative approach centres on understanding project scopes, timelines, and site conditions, then matching those requirements with talent who bring proven technical competency and sector-specific certifications. With dual divisions that reflect the realities of power infrastructure and the built environment, the company helps contractors, utilities, and project owners navigate fluctuating workloads, mitigate skills shortages, and maintain delivery standards across complex, safety-critical sites. Clients value the firm’s responsiveness, industry knowledge, and access to an established talent network, while candidates benefit from clear communication, efficient onboarding, and opportunities on reputable projects nationwide.

Permanent RecruitmentTemporary StaffingContract StaffingOil & GasRenewable EnergyMiningCommercial Real EstateConstructionArchitecture

HQBradford, United Kingdom

SBT

SBT Industries is a specialist semiconductor and deep tech recruiting firm founded in 1989 that has spent 36 years connecting cuttingedge companies with exceptional engineers and executives across the worlds leading technology hubs. Focused exclusively on the semiconductor ecosystem and adjacent deep tech domains, SBT delivers precision hiring across integrated circuit design and verification, analog and mixedsignal, RF, power and packaging, software and firmware, AI and machine learning, optics and photonics, nanotechnology, and foundry and advanced manufacturing operations. The firms model is deliberately surgical and relationshipdriven: consultants engage and convert passive talent through targeted outreach, narrative creation, and experiential interviews that go well beyond the resume to validate technical depth, cultural fit, and practical considerations such as relocation, compensation, and family factors. For employers, SBT partners on confidential executive search and replacement, missioncritical individual contributor hires, and projectbased team buildouts (including focused diversity recruitment and group representation/extraction), producing the best hire in the shortest time by leveraging decades of market insight and an extensive referral network. For candidates, SBT acts as a career advisor, providing interview preparation, resume support, and professional offer negotiation grounded in a combined 75+ years of deal experience, ensuring transparency and outcomes aligned to each persons longterm trajectory. This consistent, hightouch approach has earned endorsements from engineering leaders and talent teams at companies such as Google, Meta, Cirrus Logic, Skyworks, Analog Devices, and Cree, who cite SBTs ability to understand complex technologies, translate culture into selection criteria, and deliver toptier talent. Whether scaling a design center, standing up a new manufacturing capability, or confidentially upgrading leadership, SBT partners with startups through global enterprises to build teams that accelerate innovation and create breakthrough technology across the semiconductor value chain.

Exec Search & Interim MgmtPermanent RecruitmentSOW/ProjectsSoftware DevelopmentCybersecurityData ScienceDefenseConsumer Goods ManufacturingIndustrial Machinery

HQPhoenix, United States

Employment Network Canada Inc.

Employment Network Canada Inc. is a Regina, Saskatchewanbased recruitment partner that bridges the gap between job seekers and employers through a personalized, high-touch approach. Grounded in collaboration, every search engages the full recruitment team to contribute to the Lead Recruiters strategy and success, ensuring thorough market coverage and an efficient, candidate-centered process. The firm supports organizations of all sizesfrom local startups to global enterprisesacross a broad range of corporate and professional functions. Its core solutions include full-time permanent placements, temporary and term positions, and flexible Human Resources ,a carte support that can augment in-house teams. Deeply committed to inclusion, Employment Network actively connects with community associations and service providers, meets one-on-one with newcomers, Indigenous and visible minority individuals, and regularly volunteers, presents training, and offers job shadowing to help people gain meaningful employment. Candidates benefit from careful matching, transparent guidance, and ongoing support before, during, and after placement; employers gain a consultative partner focused on fit, retention, and long-term impact. Testimonials speak to meticulous matching, warm and responsive service, and hands-on assistance that extends through offer signing and onboarding, including practical support for relocation and transition when needed. From Regina headquarters at 2080 Rae Street, the team combines local roots with national reach, providing consistent communication, market insight, and a commitment to equitable hiring practices. Whether an employer needs to quickly scale with temporary resources, make a pivotal permanent hire, or add on-demand HR expertise, Employment Network delivers a streamlined process backed by community engagement, rigorous screening, and genuine care for people and outcomes.

Permanent RecruitmentTemporary StaffingContract StaffingAll industriesGeneralist - white collar professionalsEngineeringMarketing & Creative

HQRegina, Canada

Relovia Recruitment

Relovia Recruitment is a compliance-driven talent partner specialising in fire protection, construction, engineering, and infrastructure hiring across the UK, with additional activity in the US and UAE. The firm focuses on safety-critical and regulated environments, placing competent, certified professionals who understand live sites, coordination with other trades, and the standards projects are measured against. Its service model spans executive search for senior construction leadership, permanent recruitment for project delivery and technical teams, and scalable hiring campaigns for growth phases, all underpinned by a competence and certification culture and a clear process with documented shortlists. Relovia supports passive fire protection, fire stopping, active fire systems, and broader fire and life safety roles, as well as technical sales within compliance-critical markets. Typical placements include project managers, quantity surveyors, estimators, HSE managers, site managers, acoustic consultants, and civil, electrical, mechanical, and structural engineers experienced in regulated construction and fire safety. The firm’s approach is built around aligning every role to relevant standards and regulations to reduce compliance risk and protect delivery outcomes on site. Relovia augments its recruitment with a trusted network of industry partners—covering training and certification, health and safety, legal and compliance, and construction-specific HR technology—to offer an end-to-end solution that supports ongoing safety, quality, and regulatory alignment. Proud membership of professional bodies such as IOSH and the ASFP, and active participation in trade shows and regulatory updates, keep the team current with evolving requirements. Serving SMEs through to major contractors, Relovia prioritises fit, clarity, and expectation management to build long-term relationships and ensure the people hired can perform effectively from day one, helping clients deliver residential, commercial, industrial, and large-scale infrastructure projects with confidence.

Permanent RecruitmentExec Search & Interim MgmtContract StaffingResidential DevelopmentCommercial Real EstateConstructionChemical ManufacturingElectrical EngineeringIndustrial Automation

HQWakefield, United Kingdom

AT&T

AT&T is a leading U.S. telecommunications company serving both personal and business customers with a comprehensive portfolio that spans wireless phone plans, 5G devices, fiber and home internet, prepaid options, and a wide range of accessories. Through its online storefront and nationwide retail presence, customers can shop new phones from Apple, Samsung, Google, Motorola, and Sonim, add lines or upgrade, bring their own device, trade in eligible phones for bill credits, and bundle internet with wireless for added value. The company highlights network performance with deals for new and existing customers across flagship devices such as iPhone 17 Pro Max, Samsung Galaxy S25 Ultra, Galaxy Z Fold7, and Google Pixel 10 Pro XL, often tied to tradein credits and eligible plans with terms and redemption requirements. AT&T Fiber with AT&T AllFi is showcased alongside an expanding coverage footprint and addresslevel availability checks, while the prepaid store offers budgetfriendly choices and leasetoown options. Family solutions are a distinct focus, including the AT&T amiGO Jr. Watch and Jr. Tab, paired with the amiGO app for live location and school mode controls, and the AT&T Secure Family app for location alerts, content filters, and timebased access limits. Customers can manage accounts online, access support, test internet speeds, and explore educational resources like ScreenReady and TechBuzz, with Spanish language navigation available. AT&T also emphasizes privacy, accessibility, and responsible advertising practices through its policy centers and social channels on X, Facebook, Instagram, and LinkedIn. Sales and service are accessible through online ordering, live chat, stores, and dedicated phone lines for promotions, reflecting the scale of a major telecommunications employer with a large workforce and deep infrastructure investments across wireless and fiber networks.

Contract StaffingMSPRPOSoftware DevelopmentCybersecurityData ScienceAdvertisingJournalismGraphic Design

HQDallas, United States

Skilled Careers

Skilled Careers is one of the UK’s leading professional search and recruitment consultancies dedicated to the construction, engineering and property sectors, delivering talent solutions across permanent, contract and temporary assignments. Based in the City of London, the firm operates as a trusted link between highly skilled candidates and reputable employers on both privately and publicly financed projects, building its approach on proactivity, promptness and client support. Its specialist practices span Building Services Design (M&E), Civil & Structural Engineering, Project Management & Surveying, Main Contracting/Build, Residential Development, Trades & Labour, M&E Contracting, Social Housing, FM & Maintenance, and Highways, Transport & Infrastructure, complemented by an Admin, Support, Sales & Marketing function focused on the built environment. Clients benefit from a structured, risk-aware selection methodology that blends intuitive market research, tailored approach strategies, clear profiling with compatibility indicators, convenient and fluid interviewing, and astute shortlisting and final referencing, resulting in impressive shortlists and hires aligned to culture, brand values and delivery outcomes. The consultancy supplies fast access to contract and temp resource to manage peaks in workload, alongside robust permanent search for site, commercial, technical and leadership roles, frequently placing labourers and carpenters, electrical engineers and FM specialists, site and construction managers, surveyors and senior quantity surveyors. For organisations seeking scale and cost efficiency, Skilled Careers provides recruitment outsourcing solutions to manage process-heavy stages of the hiring cycle, freeing internal teams to focus on strategic initiatives; a managed recruitment service further ensures clarity, discretion and consistent communication, with post-placement follow-up to secure long-term satisfaction. Candidates engage with consultants who listen carefully, communicate openly, and remain involved from briefing through interview and onboarding, ensuring only relevant opportunities are pursued. With associates bringing over a century of combined recruitment experience and regular consultant training that tracks changing market conditions, Skilled Careers continues to grow its reach and reputation for speed, diligence and sector depth across the UK’s built environment.

Permanent RecruitmentContract StaffingRPOResidential DevelopmentCommercial Real EstateConstructionSupply Chain ManagementFreight ForwardingAirlines & Aviation

HQLondon, United Kingdom

Shackleton Duke Executive Search & Shackleton Duke (Canada)

Shackleton Duke Executive Search and Shackleton Duke (Canada) operate as part of the Shackleton Duke Group, a specialist recruitment firm headquartered across the UK and Canada with established offices in Calgary, Alberta and Toronto, Ontario. The firm delivers global recruitment solutions with a strong regional focus across Canada and the USA, the UK, and the GCC, combining local market insight with a highly personalized approach. Shackleton Duke’s core expertise lies in executive search and targeted recruitment for the built environment, concentrating on Civils & Infrastructure, Construction & Engineering, and Real Estate & Development, while also covering critical disciplines within Energy, Power and Utilities, including nuclear and water, and major Rail and Design & Build programs. Trusted by leading EPCs and blue-chip owners/operators, the team partners on retained and contingent mandates to reduce time-to-hire and ensure long-term fit. Their refined process includes discovery and role definition with competency frameworks and salary benchmarking; multi-channel search using executive search techniques, advertised selection, and a proprietary database; rigorous screening via competency-based interviews, psychometric testing, and reference checks; and careful offer facilitation with post-placement integration and follow-up. Shackleton Duke supports both permanent and contract hiring needs and is known for responsiveness and continuous communication, advocating for candidate and client interests throughout. The firm never charges candidates and can coordinate relocations where employer requirements allow, maintaining secure handling of personal data. With nearly a decade of focus serving Engineering and Construction clients and a proven track record as a preferred supplier to major EPC players in Canada, South America, and the Gulf, as well as retained consultants to blue-chips across UK nuclear, utilities, and rail, Shackleton Duke blends sector depth with agile delivery to match project-critical talent—from technical specialists and project leaders to senior executives—driving successful outcomes for complex, capital-intensive programs.

Exec Search & Interim MgmtPermanent RecruitmentContract StaffingResidential DevelopmentCommercial Real EstateConstructionFreight ForwardingAirlines & AviationMaritime

HQLeeds, United Kingdom

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