General information for H. Greg Johnston, LLC
Physical address
527 N Garden Ave Apt 3, Clearwater, Fl, 33755
Mailing address
527 N Garden Ave Apt 3, Clearwater, FL, 33755
Points of contact for H. Greg Johnston, LLC
SAM.gov Points of Contact
HOWARD
JOHNSTON
Government Business POC
Electronic Business POC
CEO
527 N Garden Ave Apt 3, Clearwater, FL, 33755
Additional contact details may be available
NAICS codes for H. Greg Johnston, LLC
| Code | Description | Small Business |
|---|---|---|
|
541715
PRIMARY
|
Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
|
No
|
| 336411 | Aircraft Manufacturing | Yes |
| 336412 | Aircraft Engine and Engine Parts Manufacturing | Yes |
| 336413 | Other Aircraft Parts and Auxiliary Equipment Manufacturing | Yes |
|
336414
|
Guided Missile and Space Vehicle Manufacturing
|
Yes
|
|
336415
|
Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing
|
Yes
|
|
336419
|
Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
|
Yes
|
PSC codes for H. Greg Johnston, LLC
| Code | Description |
|---|---|
| 1055 | LAUNCHERS, ROCKET AND PYROTECHNIC |
| 1337 | GUIDED MISSILE AND SPACE VEHICLE EXPLOSIVE PROPULSION UNITS, SOLID FUEL; AND COMPONENTS |
| 1340 | ROCKETS, ROCKET AMMUNITION AND ROCKET COMPONENTS |
|
1410
|
GUIDED MISSILES
|
|
1420
|
GUIDED MISSILE COMPONENTS
|
|
1427
|
GUIDED MISSILE SUBSYSTEMS
|
|
1510
|
AIRCRAFT, FIXED WING
|
|
1550
|
UNMANNED AIRCRAFT
|
|
1560
|
AIRFRAME STRUCTURAL COMPONENTS
|
|
1675
|
SPACE VEHICLE COMPONENTS
|
|
1680
|
MISCELLANEOUS AIRCRAFT ACCESSORIES AND COMPONENTS
|
|
2040
|
MARINE HARDWARE AND HULL ITEMS
|
|
2840
|
GAS TURBINES AND JET ENGINES, AIRCRAFT, PRIME MOVING; AND COMPONENTS
|
|
2845
|
ROCKET ENGINES AND COMPONENTS
|
|
2935
|
ENGINE SYSTEM COOLING COMPONENTS, AIRCRAFT PRIME MOVING
|
|
3020
|
GEARS, PULLEYS, SPROCKETS, AND TRANSMISSION CHAIN
|
|
3465
|
PRODUCTION JIGS, FIXTURES, AND TEMPLATES
|
|
5342
|
HARDWARE, WEAPON SYSTEM
|
|
5841
|
RADAR EQUIPMENT, AIRBORNE
|
|
AC11
|
National Defense R&D Services; Department of Defense - Military; Basic Research
|
|
AC12
|
National Defense R&D Services; Department of Defense - Military; Applied Research
|
|
AC13
|
National Defense R&D Services; Department of Defense - Military; Experimental Development
|
|
AC31
|
National Defense R&D Services; Defense-related activities; Basic Research
|
|
AC32
|
National Defense R&D Services; Defense-related activities; Applied Research
|
|
AC33
|
National Defense R&D Services; Defense-related activities; Experimental Development
|
|
AG11
|
Energy R&D Services; Energy Supply; Basic Research
|
|
AG12
|
Energy R&D Services; Energy Supply; Applied Research
|
|
AR13
|
Space R&D Services; Space flight, research and supporting activities; Experimental Development
|
|
AS21
|
Transportation R&D Services; Aerospace Research; Basic Research
|
|
AS22
|
Transportation R&D Services; Aerospace Research; Applied Research
|
|
B541
|
SPECIAL STUDIES/ANALYSIS- DEFENSE
|
|
H128
|
QUALITY CONTROL- ENGINES, TURBINES, AND COMPONENTS
|
|
H918
|
OTHER QUALITY CONTROL, TESTING, AND INSPECTION- SPACE VEHICLES
|
|
J010
|
MAINTENANCE, REPAIR, AND REBUILDING OF EQUIPMENT- WEAPONS
|
|
J014
|
MAINTENANCE, REPAIR, AND REBUILDING OF EQUIPMENT- GUIDED MISSILES
|
|
K013
|
MODIFICATION OF EQUIPMENT- AMMUNITION AND EXPLOSIVES
|
|
L010
|
TECHNICAL REPRESENTATIVE- WEAPONS
|
|
L013
|
TECHNICAL REPRESENTATIVE- AMMUNITION AND EXPLOSIVES
|
|
L016
|
TECHNICAL REPRESENTATIVE- AIRCRAFT COMPONENTS AND ACCESSORIES
|
|
L018
|
TECHNICAL REPRESENTATIVE- SPACE VEHICLES
|
|
L028
|
TECHNICAL REPRESENTATIVE- ENGINES, TURBINES, AND COMPONENTS
|
|
R425
|
SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL
|
|
Z2BF
|
REPAIR OR ALTERATION OF MISSILE SYSTEM FACILITIES
|
Update history
2 change(s) tracked
Feb 28, 2026
NAICS 541715 became the primary code
Feb 28, 2026
NAICS 336414 is no longer the primary code
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