How we got $357K
Based on typical figures for its industry (2022 Economic Census), not its own records.
What we know
What they do
Dr. Mark Hamby is a speaker, author and publisher who uses rare historical stories and Bible teaching to inspire faith and family values. He founded Lamplighter Publishing and leads The Masters Guild.
From the company's website. Industry: Law firms.
Compared with similar businesses nearby
| Business | Est. revenue | Distance |
|---|---|---|
| Hamby Mark T this business | $948K | — |
| Accord Mediation & Arbitration Tulsa | $948K | 0.0 mi |
| Tulsa Dui Guy Tulsa | $948K | 0.0 mi |
| Tulsa Expungement Guy Tulsa | $948K | 0.0 mi |
| Oklahoma Injury Guy Tulsa | $948K | 0.0 mi |
| Sherwood & Robert Tulsa | $948K | 0.0 mi |
| Newton O'Connor Turner & Ketchum Tulsa | $948K | 0.0 mi |
Ranges & sources
This business has no PPP loan on record, so there is no business-specific data. The figures are the typical estimated revenue of Legal Services businesses in our Oklahoma data: the middle value, with the range covering the middle half of those businesses. EBITDA applies the industry margin (20%). Treat these as a rough guide.
| Revenue range | $411K – $1.3M |
| EBITDA range | $82K – $260K |
| Industry (NAICS) | Legal Services (5411) |
| Value range | $124K – $593K |
EBITDA margin: from IRS tax returns of S corporations in this industry (2019–2022), adjusted for company size: smaller companies typically run higher margins. EBITDA here is after owners' salaries.
Benchmarks: US Economic Census 2022. These are statistical estimates, not reported financials. Listing details come from Overture Maps open data. Full methodology
Public records
Matched to this business by name and address from public government data; a match can occasionally be wrong.
About Hamby Mark T
Hamby Mark T is a law firms company in Tulsa, Oklahoma, in business since 2021. It is owned by Mark Hamby (Founder of Lamplighter Publishing). Its estimated annual revenue is about $948K, with roughly $188K of EBITDA. Its estimated business value is $357K (likely range $124K–$593K).
Common questions
- Who owns Hamby Mark T?
- Hamby Mark T is owned by Mark Hamby (Founder of Lamplighter Publishing), according to public sources such as the company's website or filings.
- How much revenue does Hamby Mark T make?
- SeeBITDA estimates Hamby Mark T's annual revenue at about $948K (likely between $411K and $1.3M), based on public records such as its PPP loan and retirement-plan filings, brought up to 2026.
- What is Hamby Mark T worth?
- About $357K, roughly 1.9× its estimated EBITDA of $188K, typical for a law firms company its size. Likely range: $124K–$593K.
- When was Hamby Mark T founded?
- Hamby Mark T has been in business since 2021.