Company lists · Data refreshed October 2026

Top 25 Interior design and consulting firms based in Pittsburgh, United States

Name: Interior design and consulting firms based in Pittsburgh, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 75 companies tracked

RevenueBase identified 75 company matches for interior design and consulting firms associated with Pittsburgh, United States as of October 2026 and tracks 628 professional contacts across them, including 274 with verified work emails. Across the United States, New York is the largest hub for this category (1,268 companies); Pittsburgh has 75.

This list covers company matches for interior design and consulting firms associated with Pittsburgh, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 1, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 1, 2026 How this list was built

75Companies

628Contacts tracked

274Verified emails

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The 25 largest interior design and consulting firms based in Pittsburgh, United States

Ranked by team size

Top 25 of 75 company matches for interior design and consulting firms based in Pittsburgh, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	LGA Partners	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	51-200	107 contacts →
	Exact match “LGA Partners places the client at the center of every project.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	IKM Architecture	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	51-200	66 contacts →
	Exact match “At IKM, curiosity, knowledge, and technology drive us to improve the human experience through design.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Sextant Group Nv5 Buildings & Technology	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	53 contacts →
	Exact match “NV5 Buildings & Technology (formerly Sextant Group) supports architects, interior designers, owners and facilities planners as technology adviser and consultant.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	RM Creative Architects And Interior Designers	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	26 contacts →
	Exact match “RM Creative’s work spans decades and a diverse range of project types, shaped by the clients we serve as trusted advisors and partners.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	R3a Architecture	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	18 contacts →
	Exact match “At R3A our Vision is to become the catalyst that stimulates progressive change within our clients’ organizations.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Next Architecture	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	17 contacts →
	Exact match “NEXT architecture provides the full range of architectural and interior design services.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Wildman Chalmers Design, LLC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	17 contacts →
	Exact match “Wildman Chalmers Design is a highly collaborative Architectural & Interior Design firm located in Pittsburgh, PA.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	WTW Architects	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	17 contacts →
	Exact match “WTW Architects is now AE Works.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Mossarchitects	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	16 contacts →
	Exact match “mossArchitects is a Pittsburgh-based architectural firm founded in 2006 by Andrew Moss with the intent to develop responsive, artful, expressive design solutions.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	DLA Architecture & Interior Design	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	15 contacts →
	Exact match “DLA+ is a full service Architecture and Interior design firm dedicated to providing Strategic Architecture solutions through a collaborative and integrated approach to delivering…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Indovina Associates Architects LLC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	14 contacts →
	Exact match “Indovina Associates Architects is a multi-disciplined Design Firm of design professionals and supporting staff.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Franklin	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	51-200	11 contacts →
	Exact match “We help our clients grow, lower costs and improve productivity by creating high performing spaces that integrate architecture, flooring, furniture and technology.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Vizyon	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1-10	11 contacts →
	Exact match “Vizyon is a comprehensive design and planning studio that helps homeowners and contractors bring residential projects to life with precision, clarity, and confidence.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Essig Renovation And Design	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	8 contacts →
	Exact match “Essig Renovation and Design is a Pittsburgh company known for its exceptional work in the field of renovation and interior design.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	Kolano Design	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	7 contacts →
	Exact match “Kolano Design is a multidisciplinary design firm based in Pittsburgh providing creative solutions for graphics, signage and interiors projects.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Fisher Architecture	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1-10	7 contacts →
	Exact match “For more than 20 years, Fisher ARCHitecture has helped people like you transform bold ideas into real, livable spaces.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	RSH Architects	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1-10	7 contacts →
	Exact match “RSH ARCHITECTS is a commercial architectural firm located in south-western Pennsylvania.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Enginehouse	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	6 contacts →
	Exact match “EngineHouse is a group of designers, builders, and makers working toward a sustainable and enduring built environment.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	You-Neek Designs, LLC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1-10	5 contacts →
	Exact match “Provides a truly custom design and project management service for residential renovation and new construction projects.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Perlora	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	11-50	5 contacts →
	Exact match “We travel the world to find modern furniture, unique lighting, uncommon accessories and artwork of the finest quality at low, direct-import prices.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	EOS Studio Arc, LLC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1-10	4 contacts →
	Exact match “eos Studio Arc, LLC was founded on the belief that we can offer a new model for providing architecture and design services, incorporating innovative design thinking with a…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Penner & Associates Architects	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1-10	3 contacts →
	Exact match “Penner & Associates Architects (P & AA) represents a 24+ year career in the practice of architecture.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Sonder Architecture Design, LLC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1-10	2 contacts →
	Exact match “Sonder Architecture + Design, Llc is a company based out of 848 W North Ave Ste 105, Pittsburgh, Pennsylvania, United States.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	WAY Architecture Design Partners, LLC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1-10	2 contacts →
	Exact match “A full-service architecture and interior design consulting firm specializing in the corporate, developer, multi-family housing, institutional, retail, science and technology and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Black Cherry Design	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	1-10	2 contacts →
	Exact match “Black Cherry Design is a boutique company that specializes in residential and commercial interiors in Pittsburgh and beyond.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “interior design and consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 75 interior design and consulting firms based in Pittsburgh, United States

See the full list, filter by size, metro and specialty, and access 274 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Interior design and consulting firms based in Pittsburgh, United States at a glance

As of Oct 1, 2026

43.6%Verified-email coverage

8.4Average contacts per company

1-10Median size (employees)

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Pittsburgh, so it is reported there. Company counts and contact totals on this page are exact for Pittsburgh, over 75 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Pittsburgh, United States whose business descriptions match “interior design and consulting firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 274 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on October 1, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Interior design and consulting firms by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “interior design and consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many interior design and consulting firms are there based in Pittsburgh, United States?

RevenueBase identified 75 company matches for interior design and consulting firms associated with Pittsburgh, United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

LGA Partners tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most interior design and consulting firms?

New York leads the United States with 1,268 company records, followed by Los Angeles (558) and Chicago (425). Pittsburgh has 75.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 274 professional contacts with verified work emails tracked across these 75 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 1, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.