When was Sia Partners founded?

Sia Partners was founded in 1999 and raised its 1st funding round 25 years after it was founded.

Where is Sia Partners located?

Sia Partners is headquartered in Brussels, Belgium. It is registered at New York, New York.

How many employees does Sia Partners have?

As of Aug 31, 2026, the latest employee count at Sia Partners is 3663.

Is Sia Partners a funded company?

Sia Partners is a funded company, having raised a total of $***** in its 1st and only funding round, a PE round on Dec 17, 2024.

When was the latest funding round of Sia Partners?

Sia Partners' latest funding was a $***** PE round on Dec 17, 2024, with participation from 1 investor.

Where does Sia Partners rank among its competitors?

Sia Partners ranks 197th amongst 240545 active competitors, of which 1381 are funded. It stands 1st in terms of total funding among its competitors. The most recent competitor to raise funding was CIEL HR, which secured $3.34M in Jan, 2026.

Who are the top competitors of Sia Partners?

Sia Partners' top competitors include CIEL HR, TriNet and Deloitte. Among them, CIEL HR secured the most recent funding round in January, 2026.

Sia Partners - 2026 Company Profile, Funding & Competitors

Sia Partners is a late stage company based in Brussels (Belgium), founded in 1999. It operates as a Provider of management consulting services for business transformation. It guides clients through organizational, operational, and business technology transformations. Services include strategic planning, execution, and ongoing operational support across various business functions. The firm assists clients in navigating complex challenges related to technological and organizational change, aiming to improve outcomes and return on investment. Expertise spans multiple sectors, offering solutions for diverse business needs.. Sia Partners has raised $263M in funding. The company has 240545 active competitors, including 1381 funded and 10515 that have exited. Its top competitors include companies like CIEL HR, TriNet and Deloitte.

Company Details

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Website: www.sia-partners.com/en
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Registered Address: New York, New York

Key Metrics

Founded Year

1999

Location

Brussels, Belgium

Stage

Late Stage

Total Funding

$263M in 1 round

Latest Funding Round

PE, Dec 17, 2024, $*****

Investors

Blackstone

Ranked

197^th among 240545 active competitors

Employee Count

3,663 as on Aug 31, 2026

Investment & Acquisitions

Seven Consulting & 21 more

Similar Companies

CIEL HR & 275270 more

View Sia Partners' full profile

Sia Partners is associated with 3 legal entities given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Reports
Wolf Advisory CIN: 0725.985.414 , Belgium, Active	May 02, 2019	-	-	-
Sia Partners CIN: 0878.103.386 , Belgium, Active	Jul 23, 2014	-	-	-
SIA PARTNERS US, INC. CIN: 743243189 , United States, Active	Dec 31, 1999	-	547 (As on Dec 31, 2024)	-

Sia Partners has raised a total funding of $263M over 1 round. Its latest funding round was a PE round on Dec 17, 2024 for $*****. 1 investor participated in its latest round. Sia Partners has 1 institutional investor.

Here is the list of recent funding rounds of Sia Partners:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Dec 17, 2024	2050910	PE	2408265	1668183	9758201	8902916

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Sia Partners' employee count trend

Sia Partners has 3,663 employees as of Aug 26. Here is Sia Partners's employee count trend over the years:

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Top competitors of Sia Partners include CIEL HR, TriNet and Deloitte. Here is the list of Top 10 competitors of Sia Partners, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	CIEL HR 2015, Bengaluru (India), Series A	Company offering a complete suite of tech-driven HR solutions, covering the entire employee lifecycle	$15.9M	Pegasus, Khivraj Motors & 151 others	77/100
2nd	TriNet 1988, Dublin (United States), Public	Provider of HR solutions, payroll processing, and benefits administration services	$60M	Initiative Equity Partners, Atairos & 9 others	74/100
3rd	Deloitte 1845, London (United Kingdom), Unfunded	Provider of audit, consulting, financial advisory, risk management, and tax services	$21.4M	HILL HOUSE, Military Health & 8 others	74/100
4th	EY 1989, London (United Kingdom), Funding Raised	Provider of professional services including assurance, consulting, strategy, transactions, and tax advisory	-	Tiberius Geldard, Hudson Pacific Capital & 7 others	73/100
5th	Gallagher 1927, Rolling Meadows (United States), Public	Provider of diversified insurance, brokerage, and risk management services	-	BMO, JPMorgan Chase & 5 others	72/100
6th	Tredence 2013, San Jose (United States), Series B	Provider of AI consulting, supply chain, and customer analytics services	$205M	Advent International, Chicago Pacific Founders	72/100
7th	Elm 1988, Riyadh (Saudi Arabia), Public	Provider of digital products, business solutions, and information technology consulting	-	-	71/100
8th	ZS 1983, Evanston (United States), Funding Raised	Provider of strategic and management consulting services	-	Europa	69/100
9th	Insperity 1986, Kingwood (United States), Public	HR outsourcing service provider	-	Symmetric Capital, OnRamp Insurance Conference ... & 1 others	69/100
10th	Booz Allen Hamilton 1914, Mclean (United States), Public	Provider of analytics, cybersecurity, and digital transformation services	$2.64M	Poku Capital, The Carlyle Group & 3 others	68/100
197th	Sia Partners 1999, Brussels (Belgium), Late Stage	Provider of management consulting services for business transformation. It guides clients through organizational, operational, and business technology transformations. Services include strategic planning, execution, and ongoing operational support across various business functions. The firm assists clients in navigating complex challenges related to technological and organizational change, aiming to improve outcomes and return on investment. Expertise spans multiple sectors, offering solutions for diverse business needs.	$263M	Blackstone	51/100

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Sia Partners has made 3 investments in companies including POWER.xyz and HappyDemic. Sia Partners has also acquired 19 companies including Seven Consulting and Kaiser Associates.

Here is the list of investments & acquisitions:

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Date of Investment/Acquisition	Type	Company Name	Founded Year	Location
Aug 07, 2026	Acquisition	Seven Consulting	2001	-
Jan 27, 2026	Acquisition	Kaiser Associates	1981	Washington, DC (United States)
Aug 06, 2024	Acquisition	Ready Set Rocket	2009	New York City (United States)