Company lists · Data refreshed October 2026
Top 19 Infrastructure design consultancies based in Markham, Canada
RevenueBase identified 31 company matches for infrastructure design consultancies associated with Markham, Canada as of October 2026 and tracks 2,979 professional contacts across them, including 1,638 with verified work emails. Across Canada, Toronto is the largest hub for this category (166 companies); Markham has 31.
This list covers company matches for infrastructure design consultancies associated with Markham, Canada, 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.
The 19 largest infrastructure design consultancies based in Markham, Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,246 contacts → | ||||
Exact match “Our work makes the world work.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 2 | 572 contacts → | ||||
Exact match “Morrison Hershfield has joined Stantec!” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 3 | 370 contacts → | ||||
Exact match “LEA Group (LEA) is a privately-held, global consulting firm providing planning, engineering design, and construction administration services for urban infrastructure projects.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 4 | 136 contacts → | ||||
Exact match “Accelerating Subdivisions.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 5 | 131 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 6 | 129 contacts → | ||||
Exact match “Delcan is a multidisciplinary, engineering, planning, management and technology firm that provides a broad range of integrated systems and infrastructure solutions within the Rail…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 7 | 84 contacts → | ||||
Exact match “Urbantech is the GTHA’s premier boutique Civil Engineering consulting firm.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 8 | 38 contacts → | ||||
Exact match “At Chisholm, Fleming and Associates (CFA), we’ve been helping build Ontario’s infrastructure since 1956.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 9 | 28 contacts → | ||||
Exact match “J+B Engineering Inc.(J+B) is a privately owned national engineering firm providing integrated multi-disciplinary consulting engineering and project management services to…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 10 | 21 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 11 | 20 contacts → | ||||
Exact match “EIS is a privately owned company focused on providing innovative engineering and project management services for the water and wastewater municipal sector.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 12 | 12 contacts → | ||||
Exact match “Chimax Inc is a renewables & environment company based out of 3950 14TH AVE, MARKHAM, Ontario, Canada.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 13 | 10 contacts → | ||||
Exact match “With years of development, Lake Harbour now offers a wide range of multi-disciplinary engineering services for its clients worldwide, together with the flexibility of…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 14 | 10 contacts → | ||||
Exact match “King EPCM is a full service civil engineering company that does everything outside and below a proposed building.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 15 | 9 contacts → | ||||
Exact match “HUSSON Limited is a civil engineering company based in Richmond Hill, Ontario dedicated to providing innovative, recognized and cost effective services to the Industrial…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 16 | 7 contacts → | ||||
Exact match “At Nova Decor Construction we have the expertise in providing innovative concepts & ideas which will serve to enhance your business.Our design consultants.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 17 | 7 contacts → | ||||
Exact match “We are a complete design and build company specialising in loft conversions, security system, extensions and renovations of residential or commercial properties in Toronto.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 18 | 4 contacts → | ||||
Exact match “KYCO Engineering Limited is a full service Mechanical and Electrical consultancy with extensive experience in retail, commercial, industrial and high-rise residential.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 19 | 1 contacts → | ||||
Exact match “PROF & E Ltd.” 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 “infrastructure design consultancies”. 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 19 of 31 infrastructure design consultancies based in Markham, Canada
See the full list, filter by size, metro and specialty, and access 1,638 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Infrastructure design consultancies based in Markham, Canada at a glance
As of Oct 1, 2026Companies by employee count
Email recency for this list is measured across the whole Canada list rather than for Markham, so it is reported there. Company counts and contact totals on this page are exact for Markham, over 31 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 Markham, Canada whose business descriptions match “infrastructure design consultancies” 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 1,638 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.
Infrastructure design consultancies by metro in Canada
- Infrastructure design consultancies in Toronto166
- Infrastructure design consultancies in Calgary138
- Infrastructure design consultancies in Montreal92
- Infrastructure design consultancies in Edmonton91
- Infrastructure design consultancies in Vancouver84
- Infrastructure design consultancies in Mississauga49
- Infrastructure design consultancies in Ottawa49
- Infrastructure design consultancies in London28
- Infrastructure design consultancies in Winnipeg28
- Infrastructure design consultancies in Vaughan27
- Infrastructure design consultancies in Burnaby26
- Infrastructure design consultancies in Surrey26
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 “infrastructure design consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many infrastructure design consultancies are there based in Markham, Canada?
RevenueBase identified 31 company matches for infrastructure design consultancies associated with Markham, Canada 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?
Green Infrastructure Partners tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Canada has the most infrastructure design consultancies?
Toronto leads Canada with 166 company records, followed by Calgary (138) and Montreal (92). Markham has 31.
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 1,638 professional contacts with verified work emails tracked across these 31 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.
Ready to reach these companies? Verified emails and direct dials for all 31 infrastructure design consultancies based in Markham, Canada. Start with a free account, no credit card.
Download this list →Related lists
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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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Infrastructure design consultancies based in the United States
- Infrastructure design consultancies based in the United Kingdom
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Company intelligence · public preview
Top 19 infrastructure design consultancies based in Markham, Canada
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 31 matching company records for infrastructure design consultancies based in Markham, Canada, with 2,979 tracked contacts and 1,638 verified work emails.
This public preview shows 19 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 1, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 19 infrastructure design consultancies based in Markham, Canada
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Green Infrastructure Partnersgipi.com HQ: Markham, ON, CanadaReported employees: 1,001-5,000 | Markham, ON, Canada | 1,001-5,000 | Exact match | 1,246 contacts → |
“Our work makes the world work.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Morrison Hershfieldstantec.comHQ: Markham, ON, CanadaReported employees: 501-1,000 | Markham, ON, Canada | 501-1,000 | Exact match | 572 contacts → |
“Morrison Hershfield has joined Stantec!” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  LEA Grouplea.caHQ: Markham, ON, CanadaReported employees: 201-500 | Markham, ON, Canada | 201-500 | Exact match | 370 contacts → |
“LEA Group (LEA) is a privately-held, global consulting firm providing planning, engineering design, and construction administration services for urban infrastructure projects.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  DSELdsel.caHQ: Markham, ON, CanadaReported employees: 51-200 | Markham, ON, Canada | 51-200 | Exact match | 136 contacts → |
“Accelerating Subdivisions.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  SCS Consulting Group LTDscsconsultinggroup.comHQ: Markham, ON, CanadaReported employees: 51-200 | Markham, ON, Canada | 51-200 | Exact match | 131 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 6 |  Delcan, A Parsons Companydelcan.comHQ: Markham, ON, CanadaReported employees: 501-1,000 | Markham, ON, Canada | 501-1,000 | Exact match | 129 contacts → |
“Delcan is a multidisciplinary, engineering, planning, management and technology firm that provides a broad range of integrated systems and infrastructure solutions within the Rail…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Urbantech Consulting A Division Of Leighton-Zec LTDurbantech.comHQ: Markham, ON, CanadaReported employees: 51-200 | Markham, ON, Canada | 51-200 | Exact match | 84 contacts → |
“Urbantech is the GTHA’s premier boutique Civil Engineering consulting firm.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Chisholm Fleming And Associateschisholmfleming.comHQ: Markham, ON, CanadaReported employees: 51-200 | Markham, ON, Canada | 51-200 | Exact match | 38 contacts → |
“At Chisholm, Fleming and Associates (CFA), we’ve been helping build Ontario’s infrastructure since 1956.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  J And B Engineering INCjandb-inc.comHQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 28 contacts → |
“J+B Engineering Inc.(J+B) is a privately owned national engineering firm providing integrated multi-disciplinary consulting engineering and project management services to…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Civil Arsa Engineering INCcivilarsa.caHQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 21 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 |  Environmental Infrastructure Solutions INCeisgroup.caHQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 20 contacts → |
“EIS is a privately owned company focused on providing innovative engineering and project management services for the water and wastewater municipal sector.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Chimax INCchimax.caHQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 12 contacts → |
“Chimax Inc is a renewables & environment company based out of 3950 14TH AVE, MARKHAM, Ontario, Canada.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Lake Harbourlakeharbour.caHQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 10 contacts → |
“With years of development, Lake Harbour now offers a wide range of multi-disciplinary engineering services for its clients worldwide, together with the flexibility of…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  King Epcmkingepcm.comHQ: Markham, ON, CanadaReported employees: 1-10 | Markham, ON, Canada | 1-10 | Exact match | 10 contacts → |
“King EPCM is a full service civil engineering company that does everything outside and below a proposed building.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Husson Engineering Managementhusson.caHQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 9 contacts → |
“HUSSON Limited is a civil engineering company based in Richmond Hill, Ontario dedicated to providing innovative, recognized and cost effective services to the Industrial…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Nova Decor Construction LTDnovadecor.caHQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 7 contacts → |
“At Nova Decor Construction we have the expertise in providing innovative concepts & ideas which will serve to enhance your business.Our design consultants.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Best Brothers Group Of Companiesbestbrothersgroup.comHQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 7 contacts → |
“We are a complete design and build company specialising in loft conversions, security system, extensions and renovations of residential or commercial properties in Toronto.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Kyco Engineering Limitedkycoengineering.comHQ: Markham, ON, CanadaReported employees: 1-10 | Markham, ON, Canada | 1-10 | Exact match | 4 contacts → |
“KYCO Engineering Limited is a full service Mechanical and Electrical consultancy with extensive experience in retail, commercial, industrial and high-rise residential.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Prof&eprofe.caHQ: Markham, ON, CanadaReported employees: 1-10 | Markham, ON, Canada | 1-10 | Exact match | 1 contacts → |
“PROF & E Ltd.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 19 of 31 company matches
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Infrastructure design consultancies: dataset insights
October 1, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
31 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Canada list rather than for Markham, so it is reported there. Company counts and contact totals on this page are exact for Markham, over 31 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 1, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Infrastructure design consultancies by metro in Canada
- Infrastructure design consultancies in Toronto166
- Infrastructure design consultancies in Calgary138
- Infrastructure design consultancies in Montreal92
- Infrastructure design consultancies in Edmonton91
- Infrastructure design consultancies in Vancouver84
- Infrastructure design consultancies in Mississauga49
- Infrastructure design consultancies in Ottawa49
- Infrastructure design consultancies in London28
- Infrastructure design consultancies in Winnipeg28
- Infrastructure design consultancies in Vaughan27
- Infrastructure design consultancies in Burnaby26
- Infrastructure design consultancies in Surrey26
Questions about this company list
What does Exact match mean for infrastructure design consultancies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many infrastructure design consultancies did RevenueBase find based in Markham, Canada?
The saved snapshot records 31 matching company records, 2,979 tracked contacts and 1,638 verified emails. The public preview displays 19 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 1, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Infrastructure design consultancies by geography
- Infrastructure design consultancies based in the United States
- Infrastructure design consultancies based in the United Kingdom
- Infrastructure design consultancies based in Brazil
- Infrastructure design consultancies based in Australia
- Infrastructure design consultancies based in Italy
- Infrastructure design consultancies based in France
- Infrastructure design consultancies based in Germany
- Infrastructure design consultancies based in Canada
- Infrastructure design consultancies based in Spain
- Infrastructure design consultancies based in the Netherlands
- Infrastructure design consultancies based in South Africa
- Infrastructure design consultancies based in Switzerland
Cite this list
RevenueBase Data Team. Top 19 infrastructure design consultancies based in Markham, Canada. Snapshot: October 1, 2026. https://revenuebase.ai/companies/infrastructure-design-consultancies/canada/markham.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Infrastructure design consultancies based in the United States
- Infrastructure design consultancies based in the United Kingdom
- Infrastructure design consultancies based in Brazil
- Infrastructure design consultancies based in Australia
- Infrastructure design consultancies based in Italy
- Infrastructure design consultancies based in France
Company intelligence · public preview
Top 19 infrastructure design consultancies based in Markham, Canada
RevenueBase records 31 matching company records for infrastructure design consultancies based in Markham, Canada, with 2,979 tracked contacts and 1,638 verified work emails.
This public preview shows 19 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 1, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 19 infrastructure design consultancies based in Markham, Canada
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Green Infrastructure Partnersgipi.com HQ: Markham, ON, CanadaReported employees: 1,001-5,000 | Markham, ON, Canada | 1,001-5,000 | Exact match | 1,246 contacts → |
“Our work makes the world work.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Morrison Hershfieldstantec.com HQ: Markham, ON, CanadaReported employees: 501-1,000 | Markham, ON, Canada | 501-1,000 | Exact match | 572 contacts → |
“Morrison Hershfield has joined Stantec!” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | LEA Grouplea.ca HQ: Markham, ON, CanadaReported employees: 201-500 | Markham, ON, Canada | 201-500 | Exact match | 370 contacts → |
“LEA Group (LEA) is a privately-held, global consulting firm providing planning, engineering design, and construction administration services for urban infrastructure projects.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | DSELdsel.ca HQ: Markham, ON, CanadaReported employees: 51-200 | Markham, ON, Canada | 51-200 | Exact match | 136 contacts → |
“Accelerating Subdivisions.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | SCS Consulting Group LTDscsconsultinggroup.com HQ: Markham, ON, CanadaReported employees: 51-200 | Markham, ON, Canada | 51-200 | Exact match | 131 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 6 | Delcan, A Parsons Companydelcan.com HQ: Markham, ON, CanadaReported employees: 501-1,000 | Markham, ON, Canada | 501-1,000 | Exact match | 129 contacts → |
“Delcan is a multidisciplinary, engineering, planning, management and technology firm that provides a broad range of integrated systems and infrastructure solutions within the Rail…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Urbantech Consulting A Division Of Leighton-Zec LTDurbantech.com HQ: Markham, ON, CanadaReported employees: 51-200 | Markham, ON, Canada | 51-200 | Exact match | 84 contacts → |
“Urbantech is the GTHA’s premier boutique Civil Engineering consulting firm.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Chisholm Fleming And Associateschisholmfleming.com HQ: Markham, ON, CanadaReported employees: 51-200 | Markham, ON, Canada | 51-200 | Exact match | 38 contacts → |
“At Chisholm, Fleming and Associates (CFA), we’ve been helping build Ontario’s infrastructure since 1956.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | J And B Engineering INCjandb-inc.com HQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 28 contacts → |
“J+B Engineering Inc.(J+B) is a privately owned national engineering firm providing integrated multi-disciplinary consulting engineering and project management services to…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Civil Arsa Engineering INCcivilarsa.ca HQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 21 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 11 | Environmental Infrastructure Solutions INCeisgroup.ca HQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 20 contacts → |
“EIS is a privately owned company focused on providing innovative engineering and project management services for the water and wastewater municipal sector.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Chimax INCchimax.ca HQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 12 contacts → |
“Chimax Inc is a renewables & environment company based out of 3950 14TH AVE, MARKHAM, Ontario, Canada.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Lake Harbourlakeharbour.ca HQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 10 contacts → |
“With years of development, Lake Harbour now offers a wide range of multi-disciplinary engineering services for its clients worldwide, together with the flexibility of…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | King Epcmkingepcm.com HQ: Markham, ON, CanadaReported employees: 1-10 | Markham, ON, Canada | 1-10 | Exact match | 10 contacts → |
“King EPCM is a full service civil engineering company that does everything outside and below a proposed building.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Husson Engineering Managementhusson.ca HQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 9 contacts → |
“HUSSON Limited is a civil engineering company based in Richmond Hill, Ontario dedicated to providing innovative, recognized and cost effective services to the Industrial…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Nova Decor Construction LTDnovadecor.ca HQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 7 contacts → |
“At Nova Decor Construction we have the expertise in providing innovative concepts & ideas which will serve to enhance your business.Our design consultants.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Best Brothers Group Of Companiesbestbrothersgroup.com HQ: Markham, ON, CanadaReported employees: 11-50 | Markham, ON, Canada | 11-50 | Exact match | 7 contacts → |
“We are a complete design and build company specialising in loft conversions, security system, extensions and renovations of residential or commercial properties in Toronto.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Kyco Engineering Limitedkycoengineering.com HQ: Markham, ON, CanadaReported employees: 1-10 | Markham, ON, Canada | 1-10 | Exact match | 4 contacts → |
“KYCO Engineering Limited is a full service Mechanical and Electrical consultancy with extensive experience in retail, commercial, industrial and high-rise residential.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Prof&eprofe.ca HQ: Markham, ON, CanadaReported employees: 1-10 | Markham, ON, Canada | 1-10 | Exact match | 1 contacts → |
“PROF & E Ltd.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 19 of 31 company matches
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Infrastructure design consultancies: dataset insights
October 1, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
31 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Canada list rather than for Markham, so it is reported there. Company counts and contact totals on this page are exact for Markham, over 31 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 1, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Infrastructure design consultancies by metro in Canada
- Infrastructure design consultancies in Toronto166
- Infrastructure design consultancies in Calgary138
- Infrastructure design consultancies in Montreal92
- Infrastructure design consultancies in Edmonton91
- Infrastructure design consultancies in Vancouver84
- Infrastructure design consultancies in Mississauga49
- Infrastructure design consultancies in Ottawa49
- Infrastructure design consultancies in London28
- Infrastructure design consultancies in Winnipeg28
- Infrastructure design consultancies in Vaughan27
- Infrastructure design consultancies in Burnaby26
- Infrastructure design consultancies in Surrey26
Questions about this company list
What does Exact match mean for infrastructure design consultancies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many infrastructure design consultancies did RevenueBase find based in Markham, Canada?
The saved snapshot records 31 matching company records, 2,979 tracked contacts and 1,638 verified emails. The public preview displays 19 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 1, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 19 infrastructure design consultancies based in Markham, Canada. Snapshot: October 1, 2026. https://revenuebase.ai/companies/infrastructure-design-consultancies/canada/markham.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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