Welch Mechanical Designs, LLC

1200 Technology Dr, Suite N, Aberdeen, MD 21001

ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 3 SOURCES

Operating signal within 12 months from two or more independent sources.

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Homepage of Welch Mechanical Designs, LLC

Their homepage, crawled AUG 2026

What they make

Commercial and Service Industry Machinery Manufacturing333310

high-precision optical systems
CNC milling
welding
coatings
Single Point Diamond Turning
prototyping
aerospace
medical
military
telecommunications

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Products

Sold by WELCH MECHANICAL DESIGNS, LLC · 4

Combination And Miscellaneous Instruments · Laboratory Equipment And Supplies · Optical Instruments, Test Equipment, Components And Accessories · Radar Equipment, Airborne

Recorded against the company rather than this address. Federal award and drug records name the company, not the plant, so we cannot say which of its sites makes these.

Where these came from

4 from usaspending_psc · Federal registry

Supplied under federal award 80NSSC21P0319 (2020-11-12), PSC . An award shows what the government bought from this company; it does not establish which of its sites made it.

Where it is

39.53027, -76.19705 · CENSUS TIGER

COUNTY

Harford County

METRO AREA

Baltimore-Columbia-Towson, MD

ON GOOGLE MAPS

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STREET VIEW

Open street-level view — SEP 2019

Other plants nearby

Facility	City	Industry	Status	Distance
Nu-tek Precision Optical CORP.	Aberdeen	Commercial and Service Industry Machinery Manufacturing 333310	ACTIVE	0.0 KM
Better Engineering Manufacturing INC	Joppa	All Other Industrial Machinery Manufacturing 333248	ACTIVE	14.2 KM
Better Engineering Manufactur	Baltimore	All Other Industrial Machinery Manufacturing 333248	UNVERIFIED	28.3 KM
Vulcan Hart Corporation	Dundalk	Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding 331491	UNVERIFIED	37.1 KM
Bench Top Solutions LLC	West Grove	Commercial and Service Industry Machinery Manufacturing 333310	ACTIVE	39.9 KM

Every listed plant in Harford County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 10 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

The company’s own websiteOPERATING
first seen JUL 2026 · last seen OCT 2026
SAM.gov entity registrationOPERATING
Record F2R4K6MU5JJ1 · first seen DEC 2025 · last seen DEC 2025
DOL Form 5500 retirement plan filingsOPERATING
Record 522311926|MD|21001|1200 technology dr · first seen DEC 2024 · last seen DEC 2024

IN HARFORD COUNTY3 other plants share this one’s industry (Commercial and Service Industry Machinery Manufacturing, NAICS 3333); 1 of them has a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name: SAM.gov: WELCH MECHANICAL DESIGNS, LLC · DEC 2025
Street address: SAM.gov: 1200 TECHNOLOGY DR · DEC 2025
City: SAM.gov: ABERDEEN · DEC 2025
State: SAM.gov: MD · DEC 2025
Coordinates: Census geocoder: 39.530273349509,-76.197053470718 · JUL 2026
Employees (band): DOL: 1-19 · DEC 2024
Website: SAM.gov: http://WWW.WELCHMECHANICALDESIGNS.COM · DEC 2025
CAGE code: SAM.gov: 1TTH1 · DEC 2025
Retirement plan filing (Form 5500): DOL: 6 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
SAM registration expires: SAM.gov: 2026-12-09 · DEC 2025

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