Insights

Niche Expertise Mainline Partners Inc. specializes in high-end individual and small to medium-sized business tax services, including tax resolution and IRS representation, making it an ideal partner for clients needing specialized tax solutions and compliance support.

Local Market Focus Located in downtown Brooklyn with a small team, the company has a strong regional presence and personalized service approach, presenting opportunities to expand its client base within local small businesses and professionals seeking tailored accounting assistance.

Technological Tools Utilizing a diverse tech stack including OpenResty, Caddy, and modern APIs suggests the company values technology in service delivery, opening avenues to introduce advanced digital solutions or automate client interactions to increase efficiency.

Financial Potential With an estimated revenue between 10 and 25 million dollars and a compact team, Mainline Partners shows growth capacity, making it attractive for additional service offerings such as financial planning, consulting, or expanding scale through strategic alliances.

Market Positioning Operating in a competitive landscape aligned with large firms but serving a specialized niche, there is an opportunity to differentiate through personalized service, leveraging local expertise to attract clients from larger firms seeking dedicated attention.

Mainline Partners, Inc. Tech Stack

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

  • Font Awesome
    Font Scripts
  • Google Fonts API
    Font Scripts
  • ProSites
    Healthcare Marketing
  • AOS
    Javascript Libraries
  • HTTP/3
    Web & Portal Technology
  • OpenResty
    Web Servers
  • Caddy
    Web Servers
  • Apache
    Web Servers

Media & News

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

Where is Mainline Partners, Inc.'s headquarters located?

Minus sign iconPlus sign icon
Mainline Partners, Inc.'s main headquarters is located at 87 Fort Greene Place Brooklyn, New York 11217 United States. The company has employees across 1 continents, including North America.

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 . 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 icon
Mainline Partners, Inc.'s official website is mainlinepartners.com and has social profiles on LinkedIn.

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

Minus sign iconPlus sign icon
Mainline Partners, Inc.'s NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

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

Minus sign iconPlus sign icon
As of February 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 icon
Mainline Partners, Inc. operates in the Accounting industry.

What technology does Mainline Partners, Inc. use?

Minus sign iconPlus sign icon
Mainline Partners, Inc.'s tech stack includes Font AwesomeGoogle Fonts APIProSitesAOSHTTP/3OpenRestyCaddyApache.

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

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

Mainline Partners, Inc.

AccountingNew York, United States2-10 Employees

A financial services firm located in the heart of downtown Brooklyn, specializing in high end individual and small business Tax Preparation, Accounting and IRS tax representation. Established since 1994 Mainline Partners Inc. serves individual and small to medium sized firms in all aspects of taxes. We specialize in tax resolution for income, payroll, and sales tax. We are licensed to represent you on all levels with the IRS and Sate, including tax court.

Section iconCompany Overview

Headquarters
87 Fort Greene Place Brooklyn, New York 11217 United States
Phone number
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1994
Employees
2-10

Section iconMedia & News

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

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

ยฉ LeadIQ, Inc. All rights reserved.