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Insights

Niche Tax Expertise Target high-net-worth individuals and small-to-medium businesses in need of specialized tax preparation, IRS representation, and resolution services within Brooklyn to expand client base and cross-sell consulting.

IRS Resolution Focus Leverage established IRS representation capabilities to offer audit defense, back-tax recovery, and payroll/sales tax resolution packages to SMBs facing compliance challenges.

Tech-Enabled Service Highlight efficient, compliant tax workflows using existing tech stack to position as a modern, reliable partner for clients seeking timely returns and secure document handling.

Boutique to SMB Growth Emphasize personalized service for individuals and small to medium firms, presenting scalable engagement models from flat-rate filings to ongoing advisory retainers.

Strategic Partnerships Explore alliance opportunities with mid-sized law firms, payroll/payables providers, and local financial advisors to refer or co-manage tax resolution and planning projects.

Mainline Partners, Inc. Tech Stack

Mainline Partners, Inc. uses 8 technology products and services including Register.com, Font Awesome, Google Fonts API, and more. Explore Mainline Partners, Inc.'s tech stack below.

  • Register.com
    Domain Name Services
  • Font Awesome
    Font Scripts
  • Google Fonts API
    Font Scripts
  • jQuery
    Javascript Libraries
  • Bootstrap
    UI Frameworks
  • Apache HTTP Server
    Web Servers
  • Nginx
    Web Servers
  • Apache
    Web Servers

Mainline Partners, Inc.'s Email Address Formats

Mainline Partners, Inc. uses at least 1 format(s):
Mainline Partners, Inc. Email FormatsExamplePercentage
First@mainlinepartners.comJohn@mainlinepartners.com
73%
Last@mainlinepartners.comDoe@mainlinepartners.com
27%

Frequently Asked Questions

What is Mainline Partners, Inc.'s phone number?

Minus sign iconPlus sign icon You can contact Mainline Partners, Inc.'s main corporate office by phone at
+1-212-390-****
. 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 Mainline Partners, Inc.'s official website and social media links?

Minus sign iconPlus sign iconMainline Partners, Inc.'s official website is mainlinepartners.com and has social profiles on LinkedIn.

How much revenue does Mainline Partners, Inc. generate?

Minus sign iconPlus sign icon As of July 2026, Mainline Partners, Inc.'s annual revenue is estimated to be $10M - $25M.

What is Mainline Partners, Inc.'s SIC code NAICS code?

Minus sign iconPlus sign iconMainline Partners, Inc.'s SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Mainline Partners, Inc. have currently?

Minus sign iconPlus sign iconAs of July 2026, Mainline Partners, Inc. has approximately 10 employees across 1 continents, including North America. Key team members include President: R. L. G. E.Managing Partner: T. M.Managing Partner: F. M.. Explore Mainline Partners, Inc.'s employee directory with LeadIQ.

What industry does Mainline Partners, Inc. belong to?

Minus sign iconPlus sign iconMainline Partners, Inc. operates in the Accounting industry.

What technology does Mainline Partners, Inc. use?

Minus sign iconPlus sign iconMainline Partners, Inc.'s tech stack includes Register.comFont AwesomeGoogle Fonts APIjQueryBootstrapApache HTTP ServerNginxApache.

What is Mainline Partners, Inc.'s email format?

Minus sign iconPlus sign iconMainline Partners, Inc.'s email format typically follows the pattern of First@mainlinepartners.com. Find more Mainline Partners, Inc. email formats with LeadIQ.

When was Mainline Partners, Inc. founded?

Minus sign iconPlus sign iconMainline Partners, Inc. was founded in 1994.
Mainline Partners, Inc. logo

Mainline Partners, Inc.

AccountingNew York, United States2-10 Employees

Mainline Partners, Inc. is a financial services firm based in downtown Brooklyn, New York, founded in 1994. The company specializes in high-end individual and small to medium-sized firm tax preparation, accounting, and IRS tax representation, including tax resolution for income, payroll, and sales tax. Its services are designed to help clients manage taxes across federal and state levels, with the ability to engage in all levels of IRS representation, up to tax court. The firm serves individuals and small-to-mid-sized businesses, addressing tax compliance, planning, and dispute resolution needs. Overall, Mainline Partners positions itself within the accounting industry as a boutique provider focused on personalized tax services and IRS representation in the New York metropolitan area.

Section iconCompany Overview

Phone number
+1-212-390-****
Website
mainlinepartners.com
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1994
Employees
2-10

Section iconFunding & Financials

  • $10M - $25M

    Mainline Partners, Inc.'s revenue is estimated to be in the range of $10M - $25M

Section iconFunding & Financials

  • $10M - $25M

    Mainline Partners, Inc.'s revenue is estimated to be in the range of $10M - $25M

Company Leadership

  • Stylized image of a person
    R. L. G. E.
    President
    Phone icon
    Mobile Phone
  • Stylized image of a person
    T. M.
    Managing Partner
    Phone icon
    Mobile Phone
  • Stylized image of a person
    F. M.
    Managing Partner
    Phone icon
    Mobile Phone

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