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Kallen & Lemelson, Consulting Engineers, Llp

Kallen & Lemelson was established in 1957 and offers professional engineering services for mechanical, electrical, plumbing, and fire protection system design.

Industrial Machinery Manufacturing
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Headquarters
New York, United StatesSource: RevenueBaseRetrieved October 13, 2026
Employee range
11 to 50Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
13 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Kallen & Lemelson, Consulting Engineers, Llp do?

The firm emphasizes healthcare and education projects.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

Who it serves

The firm provides services for hospitals, nursing homes, laboratories, higher education and institutional buildings, K-12, residential, commercial, governmental, and cultural or recreational buildings.

What the business offers

Services & capabilities.

Building systems engineering design

The firm provides engineering services for the design of mechanical, electrical, plumbing, and fire protection systems.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

Share your recognition

Embeddable award for your website

BADGE PREVIEWKallen & Lemelson, Consulting Engineers, Llp listed #1 on Mechanical design companies, September 19, 2026Open the published source list.
Kallen & Lemelson, Consulting Engineers, Llp

#1 Mechanical design companies

Snapshot: September 19, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 2, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 16, 2026, September 18, 2026, September 19, 2026, October 8, 2026, October 9, 2026, October 10, 2026 and October 11, 2026. How the company lists are built.

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