| Format | Example | Percentage |
|---|---|---|
| Format:lastName-firstNameInitial | doe-j@tk1sc.com | Percentage:57% |
| Format:firstNameInitial_lastNameInitial | j_d@tk1sc.com | Percentage:29% |
| Format:firstNameInitial-lastNameInitial | j-d@tk1sc.com | Percentage:11% |
| Format:lastNameInitial.firstName | d.jane@tk1sc.com | Percentage:1% |
| Format:lastNameInitial-firstNameInitial | d-j@tk1sc.com | Percentage:1% |
| Format:lastNameInitial_firstNameInitial | d_j@tk1sc.com | Percentage:1% |
tk1sc employee email verification for instant deliverability checks.
tk1sc was founded in 1979 and is headquartered in Irvine, California. With a team of 200‑500 professionals and annual revenues between $10 million and $50 million, the firm delivers engineering solutions across multiple disciplines.
Specializing in mechanical, electrical, and plumbing design as well as commissioning, architectural lighting, sustainability initiatives, low‑voltage systems, design‑build services, energy optimization, dry utilities, building systems evaluation, data center technology, code consulting, fire and life safety, and structural engineering, tk1sc supports clients through every phase of project development. The leadership roster features Senior BIM Specialist Alma Rivera; Assistant Vice President Jerry Leonhardt (Electrical); Associate Ekaterina Belyaeva; Electrical Engineer Andrew Godsil; Senior Mechanical Engineer Simon Kim; Senior Engineer Oscar Arellano; BIM Department Director Michael Fate; Senior Mechanical Engineer Robert San Jose; Senior Administrator Carla Cammack; Mechanical Engineer Wai Maung; Senior Mechanical Engineer Shawn McNany; Senior Plumbing Engineer Damian “D” Ogas; Electrical Engineer Jerry Castillo; Principal Vahik Davoudi (Los Angeles office); and Plumbing Engineer Agnes Kim.
tk1sc uses 6 email formats across its organization. The most common pattern is lastName-firstNameInitial (e.g., doe-j@tk1sc.com), used in approximately 57% of work addresses.
tk1sc currently employs over 200-500 people from United States, with a head office in Irvine, CA, US.
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