H & H Mechanical, Inc. is a South Dakota corporation, registered on October 7, 2025. It is based at 837 E. St. Patrick St., Ste. 3, Rapid City, SD, 57701. The company is currently listed as active on the South Dakota register, is registered under company number DB310928 and carries EIN 592123683. Its E-Verify enrollment reports a workforce of 10 to 19 employees, hiring at 1 site in Georgia. Public records for the company include 1 SoS registration, 33 permits, 1 license, 2 federal contracts, 1 loan record and 1 E-Verify record. Every fact here is republished from an official public register and traces back to a primary source document.
| Legal entity name | H & H Mechanical, Inc. |
|---|---|
| Principal address | 837 E. St. Patrick St., Ste. 3Rapid City57701SDUnited States |
| Registration state | South Dakota |
| Status | Active |
| Registered | 7 October 2025 (10 months ago) |
| Entity type | Corporation |
| Standing | compliant |
| Company number | DB310928 |
| EIN | 592123683 |
| Employees (modeled) | ≈24 employees2023 |
| Workforce size | 10 to 19 employees · updated 2 February 2026 |
| Hiring sites |
| 1 site in Georgia |
| Registered agent | Garrett Heil |
|---|
| Source registry | South Dakota Secretary of State · updated 15 June 2026 |
|---|
| Public records | 1 SoS registration |
|---|
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| Est. revenue (modeled) | $6.2M2023 |
|---|---|
| Federal contractor | Yes · 2 federal recipient records (SAM) |
| SBA loans | $216K · approved amounts |
| State | Business name | Filed | Registered agent | Officers | Status | |
|---|---|---|---|---|---|---|
| South DakotaTHIS | H & H Mechanical, Inc. | 2025-10-07 | Garrett Heil | — | Active | |
Filing ID DB310928 Jurisdiction Domestic · Corporation Principal address 837 E. St. Patrick St., Ste. 3, Rapid City, SD, 57701 Registered agent Garrett Heil3730 MICHIGAN AVE, RAPID CITY, SD, 57701 Officers Not reported | ||||||
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| State | Permit | Issued | Type | Location | Status | |
|---|---|---|---|---|---|---|
| Florida | MEC2010-01467 | — | — | — | Finaled | |
| Florida | MEC2013-02067 | — | — | — | Finaled | |
| Florida | PLM2010-01920 | — | — | — | Finaled | |
| Florida | PLM2010-01933 | — | — | — | Finaled | |
| Florida | PLM2010-01930 | — | — | — | Finaled | |
| Florida | PLM2006-04101 | — | — | — | Finaled | |
| Florida | PLM2010-01916 | — | — | — | Finaled | |
| Florida | PLM2010-01919 | — | — | — | Finaled | |
| Florida | PLM2010-01923 | — | — | — | Finaled | |
| Florida | PLM2010-01932 | — | — | — | Finaled | |
| State | License / ID | Type | Issued | Status | |
|---|---|---|---|---|---|
| Florida | — | — | — | Inactive | |
| Amount | Approved | Lender | Jobs | Status | |
|---|---|---|---|---|---|
| $215,774 | 02/20/2021 | The Piedmont Bank | 16 | Paid in Full | |
| State | Workforce | Hiring sites | Enrolled | Industry | Status | |
|---|---|---|---|---|---|---|
| Georgia | 10 to 19 | 1 | 8/30/2010 | CONSTRUCTION (23) | Open | |
Employee-benefit plan filings by H & H Mechanical, Inc. with the Department of Labor. Employee and revenue figures are modeled estimates derived from retirement-plan participant counts and industry ratios — not official headcount or reported revenue.
| Employees (modeled) | ≈24 · plan year 2023 |
|---|---|
| Est. annual revenue (modeled) | $6.2M |
| Benefit plans | No 401(k) on file · plan terminated |
| Filing history | 25 plan years filed, 1999–2023 |
| Sponsor EIN | 59-2123683 |
| Plan year | Employees (est.) | Participants | Plan assets | Revenue (est.) | 401(k) | |
|---|---|---|---|---|---|---|
| 2023 | ≈24 | 32 (22 active) | — | $6.2M | Pension | |
| 2022 | ≈24 | 32 (22 active) | $1.3M | $6.2M | Pension | |
| 2021 | ≈27 | 34 (24 active) | $1.6M | $1.6M | Pension | |
| 2020 | ≈30 | 34 (27 active) | $1.5M | $5.2M | Pension | |
| 2019 | ≈27 | 30 (24 active) | $1.4M | $4.6M | Pension | |
| 2018 | ≈29 | 30 (26 active) | $1.1M | $7.5M | Pension | |
| 2017 | ≈27 | 29 (24 active) | $1.2M | $4.1M | Pension | |
| 2016 | ≈24 | 27 (22 active) | $1M | $6.6M | Pension | |
| 2015 | ≈27 | 29 (24 active) | $945,198 | $3.7M | Pension | |
| 2014 | ≈21 | 25 (19 active) | $958,865 | $5.5M | Pension | |
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Companies adjacent to H & H Mechanical, Inc. in the South Dakota Secretary of State register, in alphabetical order.
Netstate aggregates public records from federal, state and municipal sources; records are matched to this company by its registered legal names. Latest source snapshot 2026-07-17. Document getpalm-companies/7573-5681-3000.