What Dorplan does

Dorplan is a UK-based manufacturer and supplier of architectural doors and frames, providing doorset solutions to the construction industry. The company has been operating since 1990 and is headquartered in Downham Market, United Kingdom, operating as a privately held for-profit business with an employee count in the 11-50 range. Dorplan serves construction sector customers requiring doorset products, operating within the architectural building components segment of the UK construction supply market.

The company's core offering centers on manufactured doorsets — pre-assembled door and frame units used in commercial and potentially residential construction projects. As a specialized building products manufacturer, Dorplan's role in the value chain involves producing standardized or configured doorsets that are supplied to contractors, developers, or builders. The technical nature of doorset manufacturing typically involves compliance with fire safety, acoustic performance, and structural standards relevant to UK building regulations.

No detailed information is available on Dorplan's specific product lines, pricing structure, distribution channels, customer segments, or proprietary technology. The company's primary website (dorplan.co.uk) returned only a verification loading screen during data collection, with no substantive corporate disclosures on revenue, ownership, leadership, partnerships, certifications, or operational footprint. Consequently, the business model mechanics — including go-to-market approach, sales channels, and revenue per contract — cannot be characterized from the available evidence.

Name

Dorplan

Website

https://dorplan.co.uk

Company type

Private

Founded year

1990

Headcount range

11–50 employees

Short description

Dorplan is a UK-based manufacturer and supplier of architectural doors and frames, providing doorset solutions to the construction industry. Founded in 1990 and based in Downham Market, the privately held company employs 11-50 staff.

Ownership category

akta.pro rank

Product category

Architectural Building Products

NAICS

Metal Window and Door Manufacturing (332321)

SIC

Metal Doors, Sash, Frames, Moldings & Trim (3442)

akta.pro primary industry

Interior Doors (IMADAIAB)

Keywords

• Architectural doors
• Door frames
• Doorset solutions
• Construction supply
• Building materials

Headquarters

HQ city

Downham Market

HQ country

United Kingdom

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Infrastructure

Core offering

Dorplan is a manufacturer and supplier of architectural doors and frames, providing the construction industry with doorset solutions. The company produces physical doorset products for use in building projects, serving construction-sector customers from its base in Downham Market, United Kingdom.

Differentiator

Problem solved

Functional benefit

Products and services

• Architectural Doors and Frames (Doorset Solutions)

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Expansion highlights1 record

Broad incumbents

• JELD-WEN: Global manufacturer of doors, windows, and related building products. Broad incumbent in the same architectural doorset category with vastly greater scale and geographic reach than Dorplan.
• Masonite: Global door manufacturer serving residential and commercial construction. Comparable in that its core product (architectural doors) overlaps Dorplan's, though at much larger scale and broader scope.
• Assa Abloy: Global leader in door opening solutions, including steel and timber doorsets. Overlaps Dorplan in architectural doorset specifications and shares the same construction-industry specification channel.
• Leaderflush Shapland (Allegion): UK heritage brand of high-performance architectural doorsets, now part of Allegion. Directly comparable in heritage-era positioning and commercial/institutional doorset focus.
• Hörmann: German-headquartered global manufacturer of doors, frames, and operators for residential, commercial, and industrial applications. Competes with Dorplan in the UK architectural doorset market as part of a much broader product portfolio.

Direct peers

• Premdor: UK-based manufacturer of internal doors, doorsets, and associated timber products. Directly comparable to Dorplan in product category, customer base (UK construction/fit-out), and distribution model.
• Vicaima: Portuguese manufacturer of interior doors, doorsets, and joinery solutions with significant UK presence. Directly competes in the architectural doorset category serving commercial and residential construction.
• Steela Doors: UK specialist in steel doorsets and security-rated door assemblies. Comparable niche manufacturer serving UK construction with engineered doorset solutions.
• JB Kind Doors: UK supplier of internal doors and doorsets for residential and commercial projects. Comparable product range and UK specification-driven sales channel to Dorplan.

Emerging players

• Howden Joinery: UK supplier of kitchens and joinery products including internal doors. Adjacent rather than directly overlapping; competes for some of the same trade/specifier customers but is not a pure-play doorset manufacturer.

Market position

Strengths3 records

Weaknesses3 records

Competitive moat2 records

Key risks4 records

Key highlights4 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Dorplan