Top Business Consulting Firms for Collaboration

Between them, the 10 business consulting firms on this page cover government (3), simple (2), reporting (2) and learning (2). 10 of them have written a profile you can read before you get in touch.

1. 1

   

   HIS Pvt. LTD

   HIS Pvt. LTD, which trades on its site as Hussain International Services, provides outsourced HR and manpower services.

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   Why #1: In business 27+ years · ISO 9001, as stated on its own website, read 5 Oct 2026

   Not yet on record: client reviews, vetting.

2. 2

   

   CORTO.REV

   Agile

   CORTO.REV is a headhunting and organisational development consultancy that works in French.

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   Why #2: Founded 2008, as stated on its own website, read 28 Sept 2026

   Not yet on record: client reviews, vetting.

3. 3

   

   Ginisis Group Inc.

   Engineering

   Security-cleared 8(a) engineering, software and acquisition support firm working mainly for US defence and government clients

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   Why #3: Founded 2009, as stated on its own website, read 29 Sept 2026

   Not yet on record: client reviews, vetting.

4. Also listed, not yet ranked. We hold nothing checkable on these yet that ranks them here: no client review, vetting, award, expert review, or fact stated on their own website (and on a place ranking, where they are based). They follow in order of their TrustList Score. How TrustList ranks · Get vetted, free
5. –

   

   Biz 2 Biz Links Inc.

   simple · Reporting · Learning

   Business growth partner offering consulting, outsourced support, training, networking and a marketplace for business owners

   Write a review
6. –

   

   Direct Technology

   Government · Reporting · Also in Dallas

   Direct Technology is an IT consulting and managed services firm headquartered in Roseville, California.

   Write a review
7. –

   

   DONE!Berlin

   DONE!Berlin is a Berlin consultancy specialising in people and culture, supplying HR expertise to companies on demand.

   Write a review
8. –

   

   Etcetera Assistant

   Goals · Also in Washington

   Etcetera Assistant offers virtual personal assistance, notary services and business consulting.

   Write a review
9. –

   

   Exquisite Perspective

   simple · Agile · Learning

   Exquisite Perspective provides training and development services that focus on the human side of organisations.

   Write a review
10. –

    

    International Management & Marketing Associates

    Government · Also in California and Silicon Valley

    International Management and Marketing Associates, or IMMA Ltd, is a consultancy headquartered in San Mateo, California, with affiliates in Europe.

    Write a review
11. –

    

    Invexpedia Pty Ltd

    Government · Goals · Engineering

    South African management consultancy covering strategy, governance, compliance, company secretarial and financial risk work

    Write a review

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