What is Mathieu Newton Sotheby's International Realty's NAICS code?

Mathieu Newton Sotheby's International Realty's NAICS code is 531 (Real Estate).

Insights

Local dominance The firm is a long-standing Westborough market leader with over a decade of expansion into Central Massachusetts, indicating deep local relationships and a strong transaction flow ripe for targeted cross-sell opportunities in nearby towns.

Boutique with backing As a Sotheby’s International Realty affiliated firm, they combine local expertise with a premium brand, suggesting potential collaboration on high-end listings and international referrals to expand client reach.

Growth signals Revenue is in the tens of millions, and the team has grown since 2004, signaling ongoing capacity for handling more listings and representing more buyers, presenting opportunities for expansion-focused outreach and partnership on larger deals.

Tech and marketing A modern tech stack including Vue.js, Node.js and marketing tools implies readiness for enhanced digital marketing, CRM automation, and data-driven lead generation collaborations to scale client acquisition.

High touch luxury lean Deep experience with veteran agents and a focus on superior service positions the firm well for premium or luxury property opportunities and exclusive client advisory services, including cross-border or high-net-worth referrals.

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Mathieu Newton Sotheby's International Realty Tech Stack

Mathieu Newton Sotheby's International Realty uses 8 technology products and services including Open Graph, Cloudflare, Amazon Simple Email Service, and more. Explore Mathieu Newton Sotheby's International Realty's tech stack below.

Open Graph
Content Management System
Cloudflare
Content Management System
Amazon Simple Email Service
Email
Vue.js
Javascript Frameworks
Prototype
Javascript Frameworks
Emotion
Javascript Frameworks
jQuery
Javascript Libraries
Node.js
Programming Languages

Media & News

Mathieu Newton Sotheby's International Realty's Email Address Formats

Mathieu Newton Sotheby's International Realty uses at least 1 format(s):

Mathieu Newton Sotheby's International Realty Email Formats	Example	Percentage
First.Last@mnsir.com	John.Doe@mnsir.com	66%
Last@mnsir.com	Doe@mnsir.com	28%
FLast@mnsir.com	JDoe@mnsir.com	3%
FirstLast@mnsir.com	JohnDoe@mnsir.com	3%

Frequently Asked Questions

Where is Mathieu Newton Sotheby's International Realty's headquarters located?

Mathieu Newton Sotheby's International Realty's main headquarters is located at 10 West Main Street Westborough, Massachusetts 01581 United States. The company has employees across 2 continents, including North AmericaEurope.

What is Mathieu Newton Sotheby's International Realty's phone number?

You can contact Mathieu Newton Sotheby's International Realty's main corporate office by phone at

+1-508-366-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Mathieu Newton Sotheby's International Realty's official website and social media links?

Mathieu Newton Sotheby's International Realty's official website is mnsir.com and has social profiles on LinkedIn.

What is Mathieu Newton Sotheby's International Realty's SIC code NAICS code?

Mathieu Newton Sotheby's International Realty's SIC code is 6531 - Real Estate Agents and Managers NAICS code is 531 - Real Estate.

How many employees does Mathieu Newton Sotheby's International Realty have currently?

As of June 2026, Mathieu Newton Sotheby's International Realty has approximately 33 employees across 2 continents, including North AmericaEurope. Key team members include Ceo And Realtor®: M. M.Chief Operations Officer: J. M.Vice President Relocation Services Business Development Manager: D. B.. Explore Mathieu Newton Sotheby's International Realty's employee directory with LeadIQ.

What industry does Mathieu Newton Sotheby's International Realty belong to?

Mathieu Newton Sotheby's International Realty operates in the Real Estate industry.

What technology does Mathieu Newton Sotheby's International Realty use?

Mathieu Newton Sotheby's International Realty's tech stack includes Open GraphCloudflareAmazon Simple Email ServiceVue.jsPrototypeEmotionjQueryNode.js.

What is Mathieu Newton Sotheby's International Realty's email format?

Mathieu Newton Sotheby's International Realty's email format typically follows the pattern of First.Last@mnsir.com. Find more Mathieu Newton Sotheby's International Realty email formats with LeadIQ.

When was Mathieu Newton Sotheby's International Realty founded?

Mathieu Newton Sotheby's International Realty was founded in 2013.

Mathieu Newton Sotheby's International Realty

Real EstateMassachusetts, United States11-50 Employees

Mathieu Newton Sotheby's International Realty is a real estate company based in Westborough, Massachusetts, serving Central Massachusetts with a focus on Westborough and nearby communities. Its origins trace back to 2004 when Edward Newton III began an apprenticeship with a long-time local broker, and the team expanded in 2010 after forming The Mathieu Group. In 2013 the practice affiliated with Sotheby’s International Realty and began operating under its current name. The firm describes its agents as expert and prepared to assist clients in buying a home or selling a property, drawing on local market knowledge and a collaborative approach. Although rooted in Westborough, the organization extends its services across Central Massachusetts and emphasizes a solid understanding of real estate technology as part of its practice.

Company Overview

Headquarters: 10 West Main Street Westborough, Massachusetts 01581 United States
Phone number: +1-508-366-****
Website: mnsir.com
SIC Code: 6531 - Real Estate Agents and Managers
NAICS Code: 531 - Real Estate
Founded: 2013
Employees: 11-50