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Part-Time HR Consultant in Saint-Sébastien-sur-Loire (Loire-Atlantique)

Boost'RH offers a Part-Time HR consultant service in Saint-Sébastien-sur-Loire (44230), in Loire-Atlantique. From our Nantes office in Pays de la Loire, our HR consultants work directly within your company to address your human resources needs. Personnel management, recruitment, labor law, training, social dialogue: benefit from a senior and operational HR professional, without the cost of a full-time hire.
Day-to-day HR management
Flexibility Total
Results Guaranteed
Experts Certified
Solutions Tailor-Made
Benefits

The benefits of a Part-Time HR consultant

Expert, flexible HR support tailored to your company's size
Immediate senior expertise: benefit from an experienced HR Director, operational from day one, without the delays of a traditional recruitment process.
Flexibility and budget control: adjust the volume of support (from 1 to 4 days per week) according to your actual needs, without the fixed costs associated with a permanent hire.
Strategic and operational vision: your Part-Time HR consultant structures your HR policy, manages projects, and handles day-to-day operations with equal rigor.
Guaranteed service continuity: in case of absence, a back-up consultant takes over to ensure the continuity of your HR projects.
Access to the Boost’RH network: your consultant draws on a collective of over 150 HR experts and specialized professionals (legal, payroll, training, works council).
Confidentiality and independence: external to your organization, the Part-Time HR consultant brings an objective perspective and handles sensitive issues with complete neutrality.
Our methodology

Why choose BoostRH for your Part-Time HR consultant?

1
Personalized HR assessment: we analyze your organization, challenges, and HR priorities during an in-depth initial consultation.
2
Consultant selection: we identify the Part-Time HR consultant whose profile, sector experience, and personality match your company culture.
3
Assignment scoping: together, we define the scope of intervention, pace of presence, and measurable objectives to achieve.
4
Operational deployment: your Part-Time HR consultant integrates into your teams, takes charge of priority issues, and delivers the first results.
5
Monitoring and adjustments: regular check-ins with your Boost’RH contact allow the assignment to adapt to your evolving needs.
6
Review and handover: at the end of the assignment or during an internalization, we ensure a structured skills transfer to sustain the gains.
Let’s discuss your needs
Our guarantees

Why trust us?

Certified expertise
All our HR Directors are certified and have at least 10 years of experience
Certified expertise
Intervention within 48 hours in case of HR emergency
Measurable ROI
Average 45% reduction in HR costs in the first year
Guaranteed quality
98% client satisfaction across our HR assignments
Our team

Our network of HR experts

Experienced, passionate professionals at your service
Jérôme G
Nantes

RH en temps partagé

As an experienced HR Director, I offer my skills to strengthen the command of the various HR areas in an SME (part-time) or in a mid-sized or large company. I have solid expertise to strengthen HR legal compliance / bring HR cost optimisation angles / build attractiveness action plans / lead the operational teams (business partner approach)

Labor Law Skills Development Industrial Relations HR Policy Comp & Ben HR Consulting Social Audit International Generalist HR Professional
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Véronique B
Nantes

RH en temps partagé

Supporting the company director, I work as an outsourced HR professional for micro-businesses and SMEs. Fluent English.

Labor Law Skills Development Industrial Relations HR Policy Comp & Ben HR Consulting Social Audit HR Digitalization QWC International Generalist HR Professional
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Céline G
Grenoble

RH en temps partagé, Manager RH de transition

An HR consultant, team coach and then Talent Development Manager in an international company, Céline is passionate about human relationships, communication and management. Céline designs and puts in place programmes to improve the performance of teams and organisations, the development of employees and well-being at work.

Skills Development HR Consulting International Generalist HR Professional
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Céline B
Lyon

RH en temps partagé, Manager RH de transition

A generalist in the Human Resources function with experience of industrial and commercial environments, in strong growth, undergoing organisational or technological change, matrix-based and international. I enjoy building an open working climate that is conducive to the development of everyone.

Payroll Personnel administration Labor Law Skills Development Industrial Relations HR Policy Comp & Ben HR Digitalization International Generalist HR Professional
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Marc G
Paris

RH en temps partagé, Manager RH de transition

A human resources professional with 15 years of experience in compensation and benefits in varied, matrix environments, in France and internationally, and with a strong entrepreneurial spirit, I am determined to support you in delivering your projects.

HR Policy Comp & Ben HR Consulting Social Audit HR Digitalization International Generalist HR Professional
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Guillaume D
Nice

RH en temps partagé, Manager RH de transition

25 years of experience · Bilingual English · National & international mobility Sectors: High Tech / Services / Industry / Pharmaceuticals / Luxury hotels Change management · Coaching

Personnel administration Labor Law Skills Development Industrial Relations HR Policy HR Consulting Social Audit HR Digitalization International Generalist HR Professional
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Sophie L
Lyon

RH en temps partagé

Part-Time HR Director specialising in HR development, quality of working life, work organisation, skills development, HR policy, cultural change, and negotiations and employee relations.

Labor Law Skills Development Industrial Relations HR Policy Comp & Ben HR Consulting Social Audit HR Digitalization International Generalist HR Professional
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Christelle C
Paris

RH en temps partagé

More than 10 years of experience, specialising in project management, quality of working life and working conditions, health and safety at work, prevention of psychosocial risks, conflict management, harassment investigations, social dialogue, and training and managerial support.

Industrial Relations HR Consulting QWC International OHS Generalist HR Professional
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Renaud V
Lyon

RH en temps partagé

Effective change management: occupational risk assessment (DUERP), prevention action plans (PAPRIPACT), quality of working life, mergers, reorganisations, a calmer workplace climate, engaged teams, successful projects.

Skills Development Coaching International OHS Generalist HR Professional
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Joachim S
Office

RH en temps partagé

A German lawyer living in Paris, I can support you on every legal HR matter in Germany as well as in France. I work with French organisations wishing to set up in Germany, and conversely with German groups wishing to expand into France. Let's talk about it!

Labor Law Skills Development Industrial Relations HR Policy Comp & Ben HR Consulting Social Audit International Generalist HR Professional
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Contact us

Agency contact details

Contact information
Adress
22, Mail Pablo Picasso, 44000 Nantes
Phone
+33 1 42 70 97 20
Opening hours
Mon-Fri: 9am-6pm
Book an Appointment
Client testimonial

Trusted by Our Clients

Ralph MONTANDON
General Manager
Marie GUEUDET
Administrative and Financial Manager
Pablo CADORET
General Manager
Louise ZIDOUNI
Administrative Manager
Clément DIETSCHY
Co-founder
The responsiveness and flexibility of Boost'RH Groupe is perfect for a young startup. Thank you!
Alain LEROY
President
Laurence CARON
Human Resources Director France
Hélène RINGUET
Human Resources Manager
Guillaume HUMBERT
HR Project Manager
Luis Monteiro - Paris - CSE Election
General Manager
Frequently asked questions

Frequently asked questions about Part-Time HR consultant services in Saint-Sébastien-sur-Loire

What is a Part-Time HR consultant?
A Part-Time HR consultant is an experienced human resources professional who works within your company a few days per week or per month. They perform the same tasks as a salaried HR Director (personnel management, recruitment, labor law, training) but with flexibility tailored to the needs and budget of SMEs and mid-sized companies.
The Part-Time HR consultant service is designed for SMEs, startups, and mid-sized companies with 10 to 500 employees that want to professionalize their HR function without hiring a full-time Human Resources Director. It is also relevant for growing companies, those undergoing restructuring, or facing complex HR challenges.
The cost of a Part-Time HR consultant depends on the volume of support and the complexity of the assignments. On average, it represents 30 to 50% of the cost of a full-time salaried HR Director. Boost'RH offers a free assessment to provide a quote tailored to your needs.
The Part-Time HR consultant works on a regular, long-term, part-time basis to structure your HR function. The interim HR Director responds to an emergency or transformation over a limited period, often full-time. Boost'RH offers both options depending on your situation.
A Part-Time HR consultant manages the entire HR function: personnel administration, recruitment, training, labor relations, labor law advice, quality of work life, and skills management. They can also lead specific projects such as a compensation policy overhaul.
After an in-depth assessment of your needs, we select from our network of over 150 experts the consultant whose profile, sector experience, and geographic proximity best match your company. A back-up consultant is always planned to guarantee service continuity.
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Let's talk about your HR challenges
Would you like to be supported by a Part-Time HR consultant? Contact us for a free, no-obligation initial consultation. We will assess your needs together and recommend the HR consultant best suited to your company and sector.
Book an Appointment