October 19, 2021

Partners of Mazars, Weiser Approve Merger

Seems like a long time ago when we’re speculating about Mazars merger with Weiser. Oh wait. It was. Busy season had just started.

At the time, it sounded like the deal was all but guaranteed, just a small matter of the partners voting on the merger and shazam! Global 6 Contender!


Accountancy Age reports that “vast majority of partners on both sides agreed to the officially resides in the good old US of A as “WeiserMazars.” The article states that no layoffs will occur as a result of the merger. AA also reports that the new executive board will be meeting next month to discuss “driving growth from the newly combined business.” Whether this includes more mergers in the Western Hemisphere, we can only speculate.

The combined firm has 12,500 employees including 680 partners. According to Mazars’ most recent annual report, the firm had over €773 mil in revenues (just over a $1 bil) while Weiser had just over $135 million in revenues.

WeiserMazars spokeswoman Laura Kucera provided us with the firm’s press release:

Weiser LLP Joins Mazars Group Worldwide to Offer Clients International Services Opportunities

Mazars, an international group specialising in audit and advisory services and Weiser, an audit and advisory firm with a strong presence in the north east region of the U.S., have announced today that their businesses are to combine.

Partners from both entities have voted to incorporate 74 Weiser partners into Mazars’ international integrated partnership. Reflecting this new arrangement, Weiser will become a Mazars member firm and be renamed WeiserMazars LLP.

The deal marks a new stage in the Mazars’ international development, and means that it will have member firm offices in 56 countries, served by 12,500 professionals, including over 680 partners.

Mazars and Weiser, which employs more than 650 professionals and has annual revenues of $ 135m, have maintained a close and fruitful relationship for the last ten years via a joint venture agreement.

Patrick de Cambourg, Chairman and CEO of Mazars says: “We have worked with Weiser for ten years via a joint venture agreement. This combination is the result of our excellent relationship, our shared values and commitment to offering high quality services to our clients. This enhanced relationship is a natural development based on our mutual trust. We are delighted to welcome Weiser into our partnership. They are a first-rate firm with an excellent reputation in the New York area market. It is an important step in Mazars’ development and our clients will benefit from the formal combining of our services in the U.S. market.”

Douglas A. Phillips, Chairman of Weiser, added: “Serving our clients means helping them on a global level, beyond borders. This is why we made the choice to develop an international joint venture with Mazars in 2000. Today, we are happy to develop our relationship with Mazars by fully joining the Mazars international integrated partnership as we know that when like-minded professionals work together, they obtain excellent results.”

A video interview with Patrick de Cambourg and Douglas Phillips, is available. Please contact us if you wish to receive a copy.

Since it’s inception, Weiser has provided quality accounting, audit, tax and consulting services to clients in industries spanning, manufacturing and distribution, real estate, financial services, healthcare, nonprofit, media/entertainment and automotive, as well as to high net worth individuals and their families. The firm is headquartered in New York City.

Seems like a long time ago when we’re speculating about Mazars merger with Weiser. Oh wait. It was. Busy season had just started.

At the time, it sounded like the deal was all but guaranteed, just a small matter of the partners voting on the merger and shazam! Global 6 Contender!


Accountancy Age reports that “vast majority of partners on both sides agreed to the deal” so Mazars now officially resides in the good old US of A as “WeiserMazars.” The article states that no layoffs will occur as a result of the merger. AA also reports that the new executive board will be meeting next month to discuss “driving growth from the newly combined business.” Whether this includes more mergers in the Western Hemisphere, we can only speculate.

The combined firm has 12,500 employees including 680 partners. According to Mazars’ most recent annual report, the firm had over €773 mil in revenues (just over a $1 bil) while Weiser had just over $135 million in revenues.

WeiserMazars spokeswoman Laura Kucera provided us with the firm’s press release:

Weiser LLP Joins Mazars Group Worldwide to Offer Clients International Services Opportunities

Mazars, an international group specialising in audit and advisory services and Weiser, an audit and advisory firm with a strong presence in the north east region of the U.S., have announced today that their businesses are to combine.

Partners from both entities have voted to incorporate 74 Weiser partners into Mazars’ international integrated partnership. Reflecting this new arrangement, Weiser will become a Mazars member firm and be renamed WeiserMazars LLP.

The deal marks a new stage in the Mazars’ international development, and means that it will have member firm offices in 56 countries, served by 12,500 professionals, including over 680 partners.

Mazars and Weiser, which employs more than 650 professionals and has annual revenues of $ 135m, have maintained a close and fruitful relationship for the last ten years via a joint venture agreement.

Patrick de Cambourg, Chairman and CEO of Mazars says: “We have worked with Weiser for ten years via a joint venture agreement. This combination is the result of our excellent relationship, our shared values and commitment to offering high quality services to our clients. This enhanced relationship is a natural development based on our mutual trust. We are delighted to welcome Weiser into our partnership. They are a first-rate firm with an excellent reputation in the New York area market. It is an important step in Mazars’ development and our clients will benefit from the formal combining of our services in the U.S. market.”

Douglas A. Phillips, Chairman of Weiser, added: “Serving our clients means helping them on a global level, beyond borders. This is why we made the choice to develop an international joint venture with Mazars in 2000. Today, we are happy to develop our relationship with Mazars by fully joining the Mazars international integrated partnership as we know that when like-minded professionals work together, they obtain excellent results.”

A video interview with Patrick de Cambourg and Douglas Phillips, is available. Please contact us if you wish to receive a copy.

Since it’s inception, Weiser has provided quality accounting, audit, tax and consulting services to clients in industries spanning, manufacturing and distribution, real estate, financial services, healthcare, nonprofit, media/entertainment and automotive, as well as to high net worth individuals and their families. The firm is headquartered in New York City.

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