TNT Services Group
TNT Services Group is a privately held, turnkey window and door sales and installation contractor serving production home builders, custom home builders, and general contractors across the Mid-Atlantic, with AAMA and DuPont Tyvek certifications backing multi-year warranties.
- Company typePrivate
- Founded1996
- HeadquartersFrederick, United States
- Headcount51–100
- GTM typeB2B
- OfferingServices
What TNT Services Group does
TNT Services Group, Inc. is a privately held window and door sales and installation contractor founded in March 1996 by Don and James Tarleton, headquartered at 3958 Dartmouth Ct #A, Frederick, MD 21703. The company delivers turnkey fenestration solutions combining product supply, professional installation, and post-installation warranty support to production home builders, custom home builders, and general contractors across Maryland, Washington D.C., Northern Virginia, Pennsylvania, Delaware, and West Virginia. Its product portfolio spans aluminum-clad wood, vinyl, and fiberglass windows from manufacturers such as Andersen, Jeld-Wen, Marvin, PlyGem, Sierra Pacific, MI Windows, and Western Window Systems, alongside exterior, entry, and large door systems from Therma-Tru, Simpson, Jeld-Wen, Custom Mahogany Doors, Quartz, and others. Service lines are organized into Production Home Installation (high-volume single-family, townhome, and multi-family projects), Custom Home Installation (complex bespoke projects), Light Commercial Installation (buildings six stories or less, including clubhouses, senior living, dormitories, and historical renovations), and Furnish-Only Contracting (materials procurement and phased delivery without installation). Differentiators include AAMA certification (since April 2006), NAHB Quality Assurance Program membership (since 2003), DuPont Tyvek certified installer status enabling a 10-year weatherization warranty, an industry-leading 10-year installation warranty, and a 5-year installation warranty on custom projects. Revenue is generated through product markup combined with installation service fees under quote-based, project-scoped pricing, with named enterprise customers including Mitchell & Best Homes, Bozzuto Homes, The Wormald Companies, Brookfield Residential, Brickstone Homes, Sandy Spring Builders, Balfour Beatty, Whiting-Turner, Donohoe, Morgan-Keller, and Davis Construction.
TNT Services Group firmographics
Firmographics- Name
- TNT Services Group
- Legal name
- TNT Services Group, Inc.
- Website
- https://tntservicesgroup.com
- Company type
- Private
- Founded year
- 1996
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- TNT Services Group is a privately held, turnkey window and door sales and installation contractor serving production home builders, custom home builders, and general contractors across the Mid-Atlantic, with AAMA and DuPont Tyvek certifications backing multi-year warranties.
- Ownership category
- akta.pro rank
Where TNT Services Group is headquartered
LocationHeadquarters
- HQ city
- Frederick
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
TNT Services Group business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Supply Chain, Operations, Marketing or Sales, Infrastructure, Others
Revenue model
- Window and Door Sales and Installation: Complete turnkey solutions including sales, professional installation, and warranty services for windows, doors, and weather-resistant barriers in residential and light commercial construction projects. Revenue generated through product markup and installation service fees.
- Furnish-Only Contracting: Materials procurement and delivery service without installation. TNT receives materials at their Frederick, MD facility and ships in phases as needed by the project. Provides revenue through product margin without installation labor costs.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| One time/ perpetual license | Pay-as-you-go | Full Turnkey Installation |
| Unit Pricing | Pay-as-you-go | Furnish-Only |
Go-to-market motion1 record
Distribution channels2 records
Marketing channels4 records
TNT Services Group product offering
Product offeringCore offering
TNT Services Group provides turnkey window and door sales, professional installation, and after-installation quality assurance services for production home builders, custom home builders, and general contractors. The company supplies products from leading manufacturers (Andersen, Jeld-Wen, Marvin, Sierra Pacific, Therma-Tru, MI, and others) combined with certified installation (AAMA-certified, DuPont Tyvek-certified) backed by a 10-year installation warranty. They also offer furnish-only material procurement and phased delivery for contractors who self-install.
Product overview
TNT Services Group is a specialized window and door distribution and installation company offering turnkey fenestration solutions primarily serving production home builders, custom home builders, and general contractors in the Mid-Atlantic region. Their core product portfolio consists of windows (in aluminum-clad wood, vinyl, and fiberglass materials from manufacturers including Andersen, Jeld-Wen, Marvin, PlyGem, Sierra Pacific, MI Windows, Western Window Systems, and Windsor) and doors (exterior, entry, and large door systems from Therma-Tru, Simpson, Custom Mahogany Doors, Somerset, Signature, DSA, Rogue Valley Door, and Quartz Luxury Windows). They also offer weather-resistant barriers including Tyvek and Typar house wraps. These products are delivered through three main service channels: Production Home Installation (for high-volume single-family, townhome, and multi-family projects with dedicated area managers and service technicians), Custom Home Installation (for complex projects with detailed attention and 5-year warranty), and Light Commercial Installation (for buildings six stories or less including clubhouses, senior living, dormitories, and public buildings). The company differentiates through a true turnkey model combining product supply, professional installation, dedicated project teams, and industry-leading warranties (5-year installation warranty standard, 10-year weatherization warranty for Tyvek installations). They also offer furnish-only contracting for customers who need materials only, and commercial estimating services with full assessment of performance ratings and ASTM requirements.
Differentiator
Problem solved
Functional benefit
Products and services
- Windows (Aluminum-Clad Wood, Vinyl, Fiberglass) High-quality windows offered in aluminum-clad wood, vinyl, and fiberglass materials sourced from top manufacturers including Andersen, Jeld-Wen, Marvin, PlyGem, Sierra Pacific, MI Windows, and Western Window Systems, supplied and installed for residential and light commercial builders.
- Doors (Exterior, Entry, Interior) Exterior and entry doors including fiberglass, steel, wood, and aluminum options from manufacturers such as Therma-Tru, Simpson, Jeld-Wen, Custom Mahogany Doors, Somerset Door and Column, Signature, DSA, Rogue Valley Door, and Windsor Windows.
- Custom Mahogany Doors Custom mahogany doors for high-end residential applications, sourced as part of the product portfolio from top manufacturers.
- Large Door Systems Large door systems for custom and high-end residential projects, including multi-slide and bi-fold doors.
- Weather-Resistant Barriers (Tyvek / Typar House Wrap)
Quantifiable outcome
- 100% installation completion in one trip
- +1 more outcomes
Companies that use TNT Services Group
Customer profileNamed customers6 records
Segments4 records
Ideal customer profiles3 records
TNT Services Group technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
TNT Services Group partnerships and signals
Strategic signalPartnerships
Nine partnerships are on record, tiered core and minor.
- Andersen WindowscoreLongtime partnership with preferred lead times on products. TNT offers various window lines including Andersen products to production and custom home builders.
- Jeld-WencorePreferred manufacturer partner supplying windows and doors with competitive pricing. Active supplier mentioned across residential and commercial projects.
- PlyGemcorePartnership for vinyl windows and related products used across production home projects including Ply-Gem 1500 series windows.
- Sierra Pacific WindowscoreKey manufacturer partner for aluminum-clad wood windows. TNT received a 2023 sales award recognizing their sales performance of Sierra Pacific products.
- MI WindowscorePreferred supplier partner for vinyl windows used in various projects including EYA's Reservoir District project in DC.
- Therma-TrucoreDoor manufacturer partner supplying fiberglass and exterior doors used in combination with various window products.
- DuPont TyvekcoreCertified Tyvek installer status enabling TNT to offer customers a 10-year weatherization warranty on each job through Tyvek's program.
- Balfour BeattyminorMajor commercial construction firm engaged as a customer for light commercial window and door projects.
- Whiting-TurnerminorCommercial contractor partner for light commercial projects requiring quality fenestration solutions.
Scale indicators5 records
Recent moves14 records
Expansion highlights6 records
TNT Services Group competitors and assessment
Company assessmentMarket position
Competitive moat4 records
Key risks6 records
Key highlights6 records
Customer concentration
TNT Services Group social profiles
Digital presenceTNT Services Group financial estimates
Financial estimateRevenue estimate
Valuation estimate
TNT Services Group leadership team
Management profileNumber of profiles
Profiles10 records
TNT Services Group funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
TNT Services Group M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about TNT Services Group
What does TNT Services Group do?
TNT Services Group provides turnkey window and door sales, professional installation, and after-installation quality assurance services for production home builders, custom home builders, and general contractors. The company supplies products from leading manufacturers (Andersen, Jeld-Wen, Marvin, Sierra Pacific, Therma-Tru, MI, and others) combined with certified installation (AAMA-certified, DuPont Tyvek-certified) backed by a 10-year installation warranty. They also offer furnish-only material procurement and phased delivery for contractors who self-install.
Is TNT Services Group a public or private company?
TNT Services Group is a private company. It is classified as family owned and is currently operating.
When was TNT Services Group founded?
TNT Services Group was founded in 1996. It employs 51 to 100 people.
Where is TNT Services Group based?
TNT Services Group is headquartered in Frederick, United States, in the North America region.
How does TNT Services Group make money?
Two revenue lines are on record. Window and Door Sales and Installation is the primary driver. The others are furnish-Only Contracting.
Does TNT Services Group have an API?
No public API is recorded for TNT Services Group.